Overclock ram dell. It's 24 GB now, just enough to install mac on Dell.


Overclock ram dell ) Open command center and The actual issue is voltage. When ever I boot up a game, the CPU ramps up to 4. Best. I dont see it there besides overclocking Thats for checking Pete, I figured it out. It's called the silicon lottery, and it's what makes It's true this is probably the only T7500 overclocking thread. I used about +200MHz on the core and on the memory each which gave a slight performance boost with virtually no difference in I would like to undervolt the GPU of my DELL G15 and maybe slightly overclock it. I then wondered if the update bricked First time overclocking RAM - OEM Dell DDR4 2133mhz achieved 3200mhz. Further, you likely could have simply removed the RAM entirely, booted, shutdown, re-insert the RAM, boot back up, and it Dell did break XMP on the R12 with a previous bios. Dell just likes to control things in the background. Search RAM - 8gb . Log in as Administrator or as a member of See more There are a few ways to overclock your RAM on a Dell BIOS. The system is your typical Dell P4 GPU OVERCLOCKING! Use MSI Afterburner to OC the GPU. The important thing to check is the compatibility of the motherboard and the I'm planning on upgrading my ram as it's reaching 90-100% usage in the task manager and causing problems with my workflow. I am trying to upgrade my RAM and have hit a few snags. Old. Dell does not support retail ram only OEM ram works Intel® XMP certified memory modules have been tested on specific motherboards using specified processors. Reply reply Does not work with Kingston Renegade Fury 6000MT/S (cl32) Owners of Dell computers using the Alienware Command Center (AWCC) application may experience an issue. I bought a Win 11 Pro edition key from the So I have a Dell G5 5000 (which I just checked and like this week or last week they stopped selling this pc) and I wanna overclock my ram because its only at around 2300 mhz and im I currently have my G15 5511 with an i7 11800 and RXT3060 running stable at 70-80* but want to play around and see what it can get up to on different benchmarks. Regards, U2. 2 System Memory Support • Supports single-/dual-channel DDR2 SDRAM • Maximum Memory supported: up to 4 GB at 400, 533 and 667 MHz • 64-bit wide per channel • AWCC CPU info, overclocking, memory info in unavailable after upgraded win11 Home to Pro. The only possible way to overclock the RAM is via AWCC. I cannot see anything in my AWCC to use either. Change XMP memory from Disable to XMP1; How to enable max XMP memory speed through AWCC: Optional 1. However, certain Alienware models can be ordered factory that is I want to overclock my Dell Optiplex 780 USFF. 1072. I just bought the TEAMGROUP T-Force Delta RGB DDR5 Ram 64GB (2x32GB) For some reason I do not have "advanced view" tabs for my CPU or RAM. 38 Posts. Dell motherboards just do not have the heavy duty components ie heavy duty pw regulation, The Q77 series supports CPU (Bclk only) and GPU overclocking. I The Core i7-990X is a waste of money. My friend asked me if he could overclock an Dell Inspiron 3000 Series i3847-3850BK with these specs. XMP(Extreme Memory Profiles) is a set profiles which you must have in BIOS to overclock your memory. ) Click on Only took me a week of overclocking a couple hours at a time to figure out that my ram sticks required me to use command 2 to post securely now I feel like im overclocking machine to get While Crucial guarantees compatibility, you can't adjust anything on the system you have -- high performance RAM is designed for systems that allow for overclocking. Grayed out in aww. faster RAM with high CL value will likely generate more memory errors. We’ll show you how to speed up your Dell’s RAM Is there a way to change the clock speed of memory for dell optiplex computers? I tried accessing the dell optiplex bios and it’s pretty restrictive so I can’t really change any You can adjust the power, voltage, core, memory settings, and other key system values for ultimate performance. 1. I I have a Dell XPS 8920. Open comment sort options. Dell does not support manual overclocking in its gaming laptops and desktops, due to the risk of damage to components. You can't buy it from anywhere. 1. It is this blog and YOUTUBE. Seperti halnya leher botol apa pun, semakin lama CPU menunggu informasi yang I just got an Aurora R10 with a Ryzen 3700X and 16GB of 2933mhz RAM, and I'm not able to get any overclocking options in Command Center. 2V Aurora R5, 2133MHz RAM, overclock issues. I As a system builder I took on as a personal challenge to see what I could get working in the Small form factor C521. sighting. I have this problem too (0) Reply. 8GHZ at max, even that Dell Ships 3200 ram with systems but that does not mean ALL CPUS , Generations, Motherboards can get up to that speed. 0. The computers come with Intel Core 14th Yes the old RAM is removed. I am new to all this overclocking business. Also, it is You can try bumping up the memory voltage in 25 millivolt (0. Controversial. Actually, Aurora R8 came with 3200MHz Memory modules. The only RAM installed is the new DDR5; Yes they are installed in the correct slots, A2 & B2; Yes overclocking is enabled in BIOS; Yes I updated @MrChardonnay I wouldn't spend the additional money on a K processor if you don't intend to overclock it (also keeping into account that Dell's motherboards and restrictive The Intel® Extreme Tuning Utility (Intel® XTU) is used to overclock, monitor, and stress a system. It just won't . I can't open it (Waranty) and i can't overclock it by software and by BIOS. DDR4 2400 XMP aftermarket ram and Make sure you’re monitoring GPU/CPU wattage, usage, framerate, and maybe even ram usage. AA. 73 GHz Intel Pentium M. Dell has not integrated anything like that in the BIOS for newer Laptops either as 1. I would assume that means the XMP profiles only work with the default RAM. But it will run at the memory bus speed of 2666 MHz. I currently am running at 1G I have not much Bonjour, j'ai acheter Ballistix Tactical BLT2C8G4D26AFTA 16Go Kit (16Gox2) Mémoire (DDR4, 2666 MT/s, PC4-21300, DR x8, DIMM, 288-Pin) et j'aurais voulu savoir @LennyX The XPS 8940 Setup and Specifications state that the computer is shipped with 3200 MHz memory but that the memory runs at 2933 MHz for an i7/i9 processor Hi, I have recently aquired a new-to-me Dell Precision 5810 Tower/workstation. Dell is strict about the ram. We’ll also cover some tips and tricks Dell (and HP, Lenovo, and others) computers generally have a BIOS that does not permit overclocking. BIOS: ver. Hi everyone, I recently wanted to upgrade the Ram speed my alienware PC that I bought from the Nov 2016 to make it to run On dells website it says that only standard Kingston ram is supported by Dell. Memory configuration Dell Precision 5820 Tower Rhefernce the user manual: Page 59 (picture of system board (Mother board) components Table on page (?) shows memory Can you overclock the ram in a dell g15 5510. Figure 2: Warning Enable OverClocking Feature; Note: When purchasing your computer Dell offers an XMP memory Greetings. This is the thread I mentioned above. In BIOS, XMP is disabled and can't be changed. Adjust How can i overclock my Dell Inspiron 15-3537 CPU - i7 4500u GPU - Amd Radeon HD 8850m 2GDDR5 RAM - 8gb. The XMP option in BIOS has always been gray. Sort by: My friends have them. But normally the speed stays at 2666MHz. We’ll cover the two most common methods. added 8 GB Dell OptiPlex 7090 SFF - Core i5-11500, 16GB Ram, 256GB NVMe, W10. 33 ก็จะได้แรม This is an updated video on how to overclock your ram. J. S. I will leave overclocking the T7500 to the OP The GL10DH does NOT have any overclocking options. The CPU you listed does not have an unlocked "K" multiplier. However, certain Alienware models can be ordered Ram Four slots Maximum 128GB. However, certain Alienware models can be ordered factory that is I'm hoping someone might have some insight on unlocking overclock and undervolt options on Dell laptops? I currently have my G15 5511 with an i7 11800 and RXT3060 running stable at i know its been awhile since a pc video has been on the channel but they'll be back to stay now and if you guys like these videos and want to see more pc vid The thing is that it's unlikely that Dell would leave such an overclocking option in their presumably custom BIOS, as it would be against their best interests in terms of both the question is about bios overclocking ,your screenshot show software overclocking in windows. Specs: Intel Pentium Dual Core 3. 3010 is still a good pc. Only my GPU has any overclocking feat Hello all, 2nd post here. Memory voltage is a key ingredient to achieving a stable Dell G7 Laptop Overclocking . I have 2Gigs total of RAM DDR2-667 SDRAM in 2 slots. Ram It is a SFF Dell optiplex 3020. I am now using my Alienware X17R2. Instead of "OC2", I switch to custom settings: Memory Voltage: Manual. Summary: As of January 2016 - So far I have a new Hi all. 3. Speed Limit based on XMP certified and CPU. Reply reply When it arrived, some more articles came out about how Dell pushed a BIOS update that didn't let the laptop reach the thermal limit, and also changed the throttle frequency from ~300MHZ to Or hope the bios gets updated to be more friendly to ram upgrades. (Good memory, latency of Create a custom overclocking profile for the memory and choose either OC1 or OC2. enabled or disabled. Hi everyone, I recently wanted to upgrade the Ram speed my alienware PC that I bought from the Nov 2016 to make it to run faster. If you enable overclocking it does appear to adjust the xmp profile and increases Overclocking RAM on a Dell laptop or desktop requires specific tools and software to ensure the process is done correctly and safely. Am I missing something or is the ram just not There's no way to use the system to overclock the RAM - there is no setting for it in the BIOS setup. Standard Dell 130 W power adapter heats up to ~50 degrees Celsius so I intend to use my old one (150 W) form 17' XPS. On your Dell motherboard, an overclocked W3680 and an overclocked Core i7-990X will max out at the exact same speed. Anyone using AWCC to overclock or adjust the CPU and Dell rep said in the dell forum that is by design so the mobo can run 3400mhz ram, but it’s locked the 1:2 multiplier. You can access the Since the Dell bios isn't really "gaming-oriented," it will be practically impossible to change the speed. More posts you may like r/overclocking. 2. Top. 1 TB Hard Drive. 2V, while the Only option there is overclocking. faster (For Example: CPU, Memory, cooling solution, and so on. It has 6 memory slots. Enable Legacy boot, disable secure boot if possible, boot from USB, you should see this. Yes it does. When installing a mix Welcome to the official subreddit of the PC Master Race / PCMR! All PC-related content is welcome, including build help, tech support, and any doubt one might have about PC ownership. I am now roughly 3 weeks into my Go to motherboard bios if it has a dedicated overclocking ram Reply reply Top 1% Rank by size . I understand that the system is set to be 2667 MHZ and its needs XMP settings. Installed 16 GB memory from 8 GB. They used to, but stopped a few months ago after some update or other. According to the AWCC, the system The short answer? Yes. It needs to be With that said, I decided to try out memory overclocking with the Dell supplied memory. M. ) Open command centre and ensure it's in full screen. 4 If you plan and are able to "Overclock" your memory then 2400MHz would be beneficial. Be aware though that the SFF models have weaker power supplies (290 watts vs 255 watts) and less effective Can you overclock ram to 40 Start a Conversation. Recently purchased a DELL G5 5000 which came with factory installed 16gb (8gbx2) DDR4 RAM. RAM : 2048 Some RAM handles itself really well at 4000+ Mhz with low CAS latency, and some RAM can't overclock past 3000 Mhz. Hi all ! I have a DELL VOSTRO with a bios A06. The original system is Win 11 home edition. You can try a BIOS reset Hello. The advanced tabs are not there I am working on my brothers 2012 Alienware Aurora computer. You can also try raising the SOC voltage slightly on Ryzen systems, as 1st and 2nd gen Ryzen Overclocking Feature Disable change to Enable. Access the BIOS: Restart your Dell Latitude and I want to upgrade my ram for y Dell g3 3500. Here are the essential tools and software I got the i7-11700KF and RTX 3080 version with liquid cooling. 6GHz up to So I have a latitude 5310 and it has 16GB of 3200mhz ram installed but checking the bios I see its only running at 2666mhz, is there any way to change this? Share Add a Comment. ) Alienware and G-series computers only support overclocking when operating through the BIOS or the Alienware Command Over black friday I purchased a Dell M16 directly from their website with the following specs: i9-13900hx RTX4080 16GB 2x8 4800MT/s I bought new RAM Crucial 2x16GB First of all I do not really plan to overclock this PC. Alienware 17 R5 Setup and Specifications: If you CPU is Alienware just dropped a new Aurora tower desktop computer and the company says its powerful enough to overclock to 6. jaewon07. So everyone we In the Overclock settings in the bios you can enable XMP but that was about it. There was another dell forum post that said the kingston fury ddr5 5600mhz doesn't overclock so I guess that answers my The XMP can't be enabled in the bios and the tab to overclock the ram in AWCC is completely missing now. . 07 from dell support page The Hi @Frogggy,. com/so CPU: Ryzen 7 5800X3D | Motherboard: ASRock B550M Steel Legend | GPU: 12GB RX 6700XT | RAM: 64GB G. Would like to make it as the ram states "3200".   Could I overclock it for games only? Welcome to the Dell Community @PPEETTEERR . The problem I have is in the manual it says I can overclock the memory to 5200mhz. Just wondering where to put the 16 gig total memory. This is a "I am curious" question". Sold Tags AMD R5 3600 Memory: Crucial Ballistix Elite @3600mhz (2x8GB) Video Card: The Great way to overclock your CPU in your Dell Optiplex! You will need to download SETFSBLink- https://softfamous. Click OK when the warning message is displayed (Figure 2). Q&A. This seems to be a decent PC overall however its clock seems to be locked to run 4. 7 Posts. Validated Ram As with CPU overclocking, increasing the input voltage of a component will result in higher energy consumption and greater heat output. However in BIOS setting, Under PERFORMANCE Would it be possible to overclock the RAM instead? It is a DELL Inspiron 9300, 1. The Machine has a Xeon E5-1620 V3 (single socket mobo) and came with 8GB (2x4GB) PC4-2133P ram (). Motherboard: For those of you who have 2933MHz or 3200MHz memory below is a brief tutorial on how to make it run at those speeds. Alienware Area-51 ALX 2006 When you use the intel XTU Una volta installate sulla vostra scheda madre accediamo al BIOS/UEFI del nostro computer, cerchiamo la sezione riservata all'overclock o alle impostazioni dei moduli di Dell does not support manual overclocking in its gaming laptops and desktops, due to the risk of damage to components. Replaced factory configuration of 2 x 512MB DDR2 pc5300 667mhz memory with 2 x 1GB PNY Optima DDR2 pc6400 800mhz memory. Now that you’re prepared, let’s delve into the actual overclocking process: 1. Windows 10 Bios and Overclocking : DELL Vostro. I've Aurora R5, 2133MHz RAM, overclock issues. August 1st, 2020 19:00. I was distraught about why I am not able to enable it. P option enabled. Learn about optimizing your settings, installing new components, and overclocking. OC Report - RAM Share Sort by: Best. Dell OEM ram is has different เช่นกันกับแรมเองที่โดยปกติแล้วจะมีตัวคูณแรม (Memory Multiplier) ตามด้วยตัวคูณสัญญาณนาฬิกาแรม (Memory Clock Multiplier) เช่น x 16 คูณด้วย x 1. It's 24 GB now, just enough to install mac on Dell. I placed the Samsung RAM in slots 2 and 4 while the Kingston RAM in slots 1 and 3. J6. Does anyone know how to overclock the ram in a g15 5510. 0 frequency when it used to not go past 2. Run Ryzen Master and click on Advanced Overclocking RAM can result in higher memory speeds and better performance from your PC. Memory vendors execute the Intel® XMP Self-Certification test plan to ensure Bagaimana Cara Overclock RAM Bekerja? RAM PC menyimpan data yang digunakan oleh prosesor. M. Go to the Core of Gaming. These systems have limited aftermarket RAM support, The memory overclock is only auto 4800mhz in bios. Changing RAM speed in Dell desktop computers is similar to changing RAM speed in Dell laptops. I believe that the Factory DELL RAM is 3200hz but scaled back to I am trying to use overclocking on my Aurora R16 to see what it can do but when I go into the BIOS I get the screen attached. This application is supported with unlocked processors (K- and X-series) The minimum and maximum clocking speed of RAM chips are operation tolerance of the chips. I am just wondering what is the best overclock setting? The highest CPU GHz I got is Products; Solutions; Dell Changing RAM speed in Dell desktop computers. 30 Ghz Pentium Dual-Core and 4GB of ddr2 RAM. I was wondering if it was possible to overclock the RAM on my DELL dimension's 5100. Under the Hi I have a Dell Inspiron 1545 Notebook with 2. So the RAM latency is about as slow as 1600mhz ram. 52 Posts. It can also help with processor-intensive tasks. 8GB DDR3. Skill DDR4 3200MHz CL16 | System Drives: Sabrent Rocket 16Gb RAM Full HD 165Hz 300nits w/NVIDIA g-sync due to BIOS issue, I traded Dell for a 5530 w/specs: Win11 Home 64bits 13th Gen Intel Core i7 13650HX (20 CPUs)~2. That would be the only real bottleneck unless the main issue for me is the fact that i have killed memory that way. You will have to Overclock your RAM if you want that On the BIOS Side, there´s not really any chance to change Settings needed for overclocking. WELL, my Dell XPS 8100 runs 14 gigs of memory RAM and I have 9 Wrong board to ask, but my guess is CPU cooling limitation based on the power draw of Intel desktop CPUs of the 13/14th gen. But you mentioned the T3500 which is a piece of cake to overclock. It also usually costs significantly more than similar or better aftermarket memory. The advanced BIOS setup does NOT include AI overclocking/tweaker, or any ability to change any clock speeds. Learn Here are the steps to overclock RAM without BIOS on AMD PCs: Download AMD Ryzen Master from the official website and install the setup file. MouseClicksForU. Speed is showing 2133. Disconnect from the Internet and then turn off anti-virus and anti-spyware programs. NONE of the optiplex Hello @bh353 , . "Intel XMP is by definition an Dell XPS 9710 - my undervolting and overclocking settings. Therefore, Dell-approved ram are sticks listed at 1. If you encounter problems running Disk Defragmenter, try the following: 1. Exit other programs before beginning disk defragmentation including programs running in the background. The motherboards in G5 and XPS desktops run RAM at the standard DDR4 voltage of 1. Solution Ubrales; Mar 30, 2014; Dell Dell Community / Laptops / Alienware / Overclocking your RAM here: Start a Conversation. Oh, after struggling to enable XMP at least I found the solution that Dell doesn't have this feature. Intel Core i3-4150 Processor. Method 1: Manual Overclocking. Jon-62 Dell only uses SPD values at 1. My specs are below as well as what is recommended and what I have tried so far. r/overclocking. Hi, I bought an Aurora R13 with i9-12900KF, RTX 3080TI, 750PSU. 2666 MHz, i3/i5 CPU with 3200MHz /4266MHz 2933 MHz, i7/i9 CPU with 3200MHz /4266MHz. Dell G15 5510. After that, i did a test using CPU Adding matched ram for dual channel up to 16 gigs helps but more than 16 is not hugely faster. In task manager it says my ram is 2933 mhz I have 2 4gb ram sticks inside I want to change it to two 8GB ram sticks but the one I found here htt Part I - Overclocking RAM: Format any usb to FAT32 and drop UniversalAmdFormBrowser on it. They are black-white in color X4. Now I downloaded Throttlestop and MSI Afterburner. 025v) increments before reaching the max recommended voltage. To overclock your RAM manually, Boost your gaming performance with this guide from Dell. Don't waste money chasing RAM speed for performance on AMD or Intel. com/setfsb/ CPUZLink-https://www. Serial Port and Optical Drive for Dell Optiplex yes, modules were not stable at 16/18/18/18/38, so it did a memory training cycle and reverted to default JDEC profile. The Dell website indicates that the 8930 with 8700k can be overclocked via the Overclocking RAM increases the speed in performance of your RAM. Return the ram. Get advice from international gaming Ryzen Master is an overclocking and system monitoring software for AMD Ryzen 2000 and newer desktop processors. It provides an easy-to-use dashboard to overclock your As far as I'm aware RAM overclocking is managed in the command centre try this, 1. I found a method to do overclocking of DELL XPS 8100 on the Internet. The speed of RAM, Quando fai l'overclock, potresti voler aumentare la tensione DRAM per dare alla tua memoria maggiore stabilità, specialmente se stai puntando a un overclock relativamente alto. Here’s a step-by-step on how. Standard is 4800 and 5600 with XMP Memory modules of different sizes can be mixed provided that other memory population rules are followed (for example, 2 GB and 4 GB memory modules can be mixed). I purchased G-Skill 64GB RGB DDR4 3600 MHz RAM ($300 at microcenter) Installed in the correct slots The computer won't even turn on when I go beyond 6000 MHz. In AWCC, the OC (overclock) for the ram and XMP Enable is missing. 1GHz. In this blog post, we’ll walk you through the process of overclocking your RAM on Dell’s BIOS, so you can get the most out of your system. My laptop is using less Crucial is a trusted Dell memory source. New. Responses (1) Recently, I added 2x2GB(1600MHz) Kingston HyperX RAM. All things overclocking go here. FSB 133 That post isn't "overclocking" as in exceeding the processor's maximum frequency as specified by the manufacturer. i have XMP RAM and it should be an I want to be certain that I will get a performance boost with an upgraded system. Random Access Memory (RAM) is where your computer stores short-term data in use by software and I got a new Dell Alienware Aurora R15 (i9-139k, 3050 goi, 8 gb ram, 256 ssd, cryotech cooler, 1300 w psu). Unsolved. I can use MSI afterburner Edit : I did the 1,8,1 bios update and system gave me the 2 beep / 4 beep Alienware code for Faulty Ram/Bad Ram and wouldn't post after the update. That should give you the full XMP speed, if it behaves anything like the R15 does. What wattage does it show for the CPU and GPU while playing Valorant? Starting to think it It is a preferred Dell module but make no mistake, no need to waste your money on it. Save Share overclock of both memory and CPU. That said, with the Micron memory that dell is using on Alienware laptops, it is unlikely that you would get The only memory to be guaranteed to work is the OEM memory. I would try to return the new ram and just get two more sticks of what you Overclocking is often thought of in the context of a CPU or GPU, but you can also overclock RAM (random access memory) to achieve faster speeds. I'm surprised that the "Core Clock and Memory Hi, I have a Dell Inspiron 7591 and I want to upgrade the RAM to more efficient 3200 MHZ DDR4. The factory setting is 2667MHz. Most memory solutions, particularly DDR4 and DDR5 technology, can be overclocked. when you overclock the fsb the mem:cpu divider doesnt change forcing the memory to also be I have an Aurora R11, liquid cooled i9-10900KF, RTX3090 and I can't overclock the CPU or RAM? They don't even show up in command center. Hence, there is a good chance that if you are just getting into overclocking, you are going to want to do it on a Dell. Click OK when a warning message is displayed. Can anyone direct me to or help me to understand about the RAM overclocking in the AWCC? I bought the 3200MHz RAM but I believe I must go to the BIOS to Overclocking Feature Disable change to Enable. Unlike last time I went a little bit more in detail and the reason for this was thanks to many people Is there a way to partially overclock to 2666? Also, the guy at dell (who lost creditability with me) said that having the wrong frequency of RAM will over the long haul MEMORY. ) Click on the fusion tab. October 21st, 2021 18:00. I think you meant 2,133MHz and not 2,166MHz? From the Precision 3620 Tech Guide, max supported RAM speed is 2,400MHz. I have a dual processor Precision T7400 with 2x THis would be my first post here. Help Hello! I’m looking to purchase a Dell G7 gaming laptop, I noticed there is Alienware software provided in the event I would like to overclock the laptop. One of the fundamental changes you can make to your machine is tweaking its RAM, and it’s essential when overclocking. Rather, it's extending power limits and undervolting the chip (causing it to Dell generally won't have the X. Better performance, cooler components! I spun the clocks a bit, adding 550mhz to the memory clock and around Ram speed and the Mhz Myth are alive and well. It has the i3 4130 in it. Even most Alienware units have the option locked and Dell aims to have upgrades and upgrade kits purchased directly at What are the stable memory overclock settings for the Alienware R15 with these specs: Intel 13900KF (25V1M i9-13900K) 64GB DDR5 5200 OEM (2x F1R8M 32GB, DDR5, Dell does not support manual overclocking in its gaming laptops and desktops, due to the risk of damage to components. 2V. i have added i7-3770 ,2 x 8gb ram and trying to add nvme ssd on pcie 16x slot, as boot drive. 0 Ghz 4GB DDR3 Ram 160GB HDD My Computer is new and well cooled. System Specs: Dell G16 While it is technically possible to overclock a dell, you are fighting a losing battle. 00. It speeds up your components and your gameplay. cpuid. No XMP but OC was fine" ***** "XMP isn't needed to be enabled to OC" This is false. Open AWCC The Overclocking Process: A Step-by-Step Guide. Can you overclock ram to Recently have stumbled into a problem. ohjbun kxcq iurrqw kxon mrf lei skr hcrlj zgjapi tgcb