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Ddr5 ram timings reddit
Ddr5 ram timings reddit. Also, the 6400 sticks could be manually tuned to run 7400 if you wanted to invest the time. But I doubt you would notice any difference between them. If you can find cheaper RAM that's nearly as good as this, then it'll be fine, peak RAM isn't that much better than good RAM. You can tune/oc the ddr5 6000 to 6800 and it’s superior. I wanted to get DDR5 going and I stumbled across TeamGroup memory that appears to have a very strange combination of speed and timings. I saw on reddit that many motherboards have got bad timings out of the box - so if you really want to get 10 - 20 % FPS increase, depending on your current ram, try optimizing your timings. When playing around with timings, please note that it is very easy to have the system unable to boot. Unfortunately XMP at higher speeds is not guaranteed and depends on how good your IMC (integrated memory controller) is on your processor, not the motherboard. Skill Trident Z5 RGB Series DDR5-6400 PC5-51200 CL32 Dual Channel --Memory Latency Timings 32-39-39-102 OR Corsair Vengeance 32GB (2 x 16GB) DDR5-6400 PC5-51200 CL32 Dual Channel DDR5-6400 PC5-51200 CAS Latency 32, Timings 32-40-40-84 In theory the ddr5-7000 for memory intensive applications or the ddr5-8200 for gaming with an Intel CPU that is able to run it. As you increase RAM speed and lower CAS timings, the RAM gets faster, but is less likely to work, even if you kit is XMP rated to that speed. Companies like Dell even advertise that their 128gb DDR5 products are running at 3600mhz. Any faster and the timing between the memory and FCLK can introduce additional latency which can be hard to predict. The Temps on Ram were 49-53C° . 35 (under both the Extreme Tweaker menu and Advanced Memory Voltages, Sync All PMICs as well), UCLK=MEMCLK, and the timings set to 30 38 38 96 134. Skill trident z RGB 6000MTs CL36-36-36-96 F5-6000J3636F16GX2-TZ5RK 27 votes, 139 comments. frequency should be prioritized over tighter timings Secondary and tertiary timings (except for tRFC) don't really change much across frequency. At around DDR5 5600-6000 the newer cpu starts beating the older cpu in terms of IPC. The timings are not really worse, because they are measured in clock cycles. 03v to all others caused bsod or black screen on OCCT test, which is weird because for shits and giggles I put 6000 cl 30 or 6000 cl 28 with first word timings of 10ns or less is ideal for AM5 CPUs. Vega 8 CUs on 7nm in Renoir and Tiger Lake's 96 EU GPU are both almost definitely memory bottlenecked on DDR4. "AMD Optimised" is basically a marketing gimmick, it simply means the RAM has been purpose tested on Ryzen systems (which it should have been anyway) and may have a few extra timings for stability. Absolut and Extreme returned 0 Errors as 54C ° Ram Max Temps. My settings for ram are: Use xmp timings for 6600mhz AGESA Aggressive Ddr5-6400 Ram voltages: VDDIO = 1. I am running Manual with Memory Frequency = DDR5-6000, VDD=1. SS/DS Chip Brand Timing Voltage Memory socket support XMP Native RGB 1 2 4 DDR5 5600 / Timing 36-36-36-89 / Voltage 1. The official Patriot spec sheet suggests a CAS latency of CL38, while B&H Photo lists it as 46-46-46-90, which is significantly higher. 0 Solid State Drive @Newegg upvotes · comments r/buildapc For example, if you're using Gskill 7200 RAM at 34-45-45-115, try and reduce your timings to 35-45-45-115 and run the test again. The timings need to be tight enough to offset the drop in I need help with the timings For example, . May 4, 2023 · We compare DDR5 to the best DDR4 RAM on the market to see whether it's worth the cost of upgrading. Primary timings like tCL really don't mean crap at this point outside of marketing, it's the sub-timings that matter more for memory performance; you can have a ~CL30 kit lose to a tuned CL40 kit because of terrible sub-timings. 135 which is the same as JEDEC auto setting. 99 ($55 Off, BF Protection, Extended Holiday Returns) Getting a decent speed/CL combo w/ 4 dimms is highly dependent on the kind of RAM modules themselves. The DDR5-6000 recommendation is a good baseline, but to get the best results out of it, you have to tune the sub-timings. Both changing your ram timings and MSI settings can cause a hard and soft brick respectively, due to possibility of Memory Errors on REALLY TERRIBLE Ram. It gets confusing when some timings are slower but some are faster or the clocks are higher but the timings are slower. Especially true when moving to a new generation of RAM since the numbers all change, a decent speed and timings for DDR4 can be awful for DDR5, plus there are always some oddities for new CPUs (like how timings are more important for Ryzens right now). trade off potentially needing higher voltages -On Ryzen 3000 and 5000, 1usmus suggests 28Ω - 40Ω. Nov 19, 2023 · His timings and voltages are a blanket setting which should work on pretty much any setup, but there is plenty of room to optimize the voltages. 35, VDDQ=1. I have 4400mhz CL19 DDR4 ram and benchmark speed of 46,000MB/s. Case in point: I bought a packaged 4 stick "matched set" of xxxxxxx memory of C*****, and although the XMP speed was identical, the sub-timings and the single / double sided issue was present. 35v not bad and i think i've got 1ns lower latency with 4sticks vs 2sticks I have simply increased the memory frequency to 6400 as well as increase FCLK to 2133 and set "UCLK DIV1 MODE" to "UCLK=MEMECLK". 35V according to their website and Amazon listings. Latency has come down a bit with the higher clock speed so I'm happy with that. CL28 is very difficult to stabilize under any conditions. CORSAIR Vengeance 32GB (2 x 16GB) 288-Pin PC RAM DDR5 6200 (PC5 49600) Desktop Memory Model CMK32GX5M2B6200C36. There's not much point to really fast ram like 7200+, even though those speeds are possible because uclk=mclk will likely perform better. You'll just need to input timings yourself or look up which type of ram you have (probably hynix at that speed). 275 and ended up at 1. We would like to show you a description here but the site won’t allow us. Oct 30, 2023 · Will be standard, and optimal generally achievable options when it comes to 1:1 memory mode on AM5. CPU: Intel i7-13700K | MOBO: Asus ROG Strix Z790-E | GPU: Nvidia RTX 4080 FE | RAM: 32GB Team Group DDR5-6000 CL 30 | SSD: Samsung 980 Pro 2TB NVMe | PSU: Seasonic Prime PX-1000 We would like to show you a description here but the site won’t allow us. This will sort by 4 dimm support for the board. Usually lower CL means secondary and tertiaries are also tighter. 99 @ Newegg Canada Storage: Western Digital Black SN850X 2 TB M. I've tighten the timings and tuned secondary/tertiary timings from random videos and posts around internet. Don't put any stock in it. Hmm, not sure. tRTP cannot go lower than 24, that gives errors on memory tests, tRFC cannot go lower than 500 or errors start creeping in, or system will not post. So the 12700k memory controller worse than the 14700k one with ddr4 but superior with ddr5. 99 w/ Free M. Below are the 2x32 GB memory kits that I have tried that did not work on my Scar. Oct 25, 2021 · Here's what's changed in terms of DDR5 OC on Intel CPUs: tCL needs to be a multiple of the gear ratio, in gear 2 that means it has to be an even number, while gear 4 means it needs to be a multiple of 4. I played Doom Eternal, Alan Wake 2 and Portal with RTX with AC Turned off and Ambient Temp was 30C° for 10 mins each. My initial impression would be to disable MRC Fast Boot so the DDR5 gets a full training cycle every boot, and disable DRAM Power Down mode if the BIOS allows it. So my manually tuned Ram Timings are indeed stable only if Temps DO NOT reach 64C °. Wondering when and if we will see DDR5 version of the Cl14 golden ddr4 days Is that far away? Like say 6400 CL22 or something im tempted to get the new ryzen cpu with a ddr5 board when they release,but if the jumps gonna be ages off just getting a 5800x3d seems to fit the use case i need with a rtx4080 Your 128gb is the last option. 28v VDD = 1. A motherboard doesnt support both ddr4 and ddr5 though. High Settings with RTX ON. 28v VPP = auto (With all above voltages, increasing by 0. Get the Reddit app Scan this QR code to download the app now DDR5 RAM Speed/Timings & 13900k Productivity . for faster response and lower input lag. -playaround with ProcODT if you can't boot. I recommend you go to r/overclocking and ask there. 35V (modified primary timings, passed OCCT 8 hours memory test, passed monitor sleep test, passed PC sleep test) Reply reply igralec84 [RAM] G. DDR5's memory bandwidth efficiency/utilization improvements might help with that, and even with the loosened timings, the bandwidth will probably be more important for an iGPU than the memory latency anyway. The XMP 3. However, I could only get these DIMMs when I got my build and they're Samsung B-Die. I'm eyeing the Patriot Viper Xtreme 5 DDR5 8200 MHz UDIMM Memory Kit on B&H Photo and noticed some conflicting information regarding the timings. I started at 1. DDR5 high bandwith benefits 1440p and 4k gaming due to large data transfers, in other words, non-competitive gaming. Yes it'll work. Also, your vSOC can probably come down a lot too. 0ns (slightly faster still somewhat accessible g. 0ns (this new stick for $390) So I’m new to PC building and don’t fully understand ram timings. To be clear there is nothing wrong with purchasing ddr5 - and in fact at this point in time the price/performance is favorable especially if you don’t want to tune timings since ddr5 doesn’t scale nearly as well as ddr4. 0 profile quickly brings the Trident Z5 RGB up to speed for DDR5-6000 with timings Due to the Vcache ram is less important, but if you're building a high end PC it makes little sense to cheap out on ram. DDR4 low timings (ex. I believe DDR5 6000 CL36 is considered the sweet spot at the moment. For a 5600 kit, you might be able to do CL30, otherwise CL32 is your most stable option at 6000. SKILL Trident Z5 Neo RGB Series AMD EXPO 32GB (2 x 16GB) 288-Pin PC RAM DDR5 6000CL30 (PC5 48000) Desktop Memory Model F5-6000J3038F16GX2-TZ5NR - $224. If one is on it and the other isn't, that's your choice made for you. If the cpu has both support for ddr4 and ddr5, and ddr5 is $20-$25 more at this point, there’s really no argument for ddr4 left. Use a different PC to boot your drive if you accidentally soft bricked it and can't get into safe mode. I was able to run mine at 28-35-35 for a few weeks, before it stoped booting. 39v VDDQ = 1. Buying separate kits of "the identical memory" does not guaranty their actual sub-timings or whether or not they are single or double sided. They know a lot about memory overclocking. I’m looking at a few different sets of ddr5 and am trying to decide what is best. Setting secondary timings, the PC fails to post. Skill makes Ripjaws S5 DDR5 5600 RAM with the same specs as the original 32GB ( G. I've been using an ADATA XPG 6000Mhz 40-40-40 @ 1. Recently built a 14900K system with 48GB DDR5-8000MT/s RAM. Mar 12, 2023 · Kept them at 1. From there you can see the exact RAM part numbers for the modules that support full capacity. or you could try 34-50-50-115. You really cant just "see" by the numbers which one performs better than, especially because some programs or game benefit more from latency while others more from faster clocks. 99 newegg upvotes · comments Memory: G. With DDR5 it is the sub timings that seem to matter more than the speed or primaries, just make sure you dont get micron (~5200Mhz max) anything else will be Samsung or SK-Hynix, the rankings have switched since DDR4. - Crucial RAM 32GB DDR5 4800MHz CL40 Laptop Memory CT32G48C40S5 - Kingston FURY Impact 64GB (2x32GB) DDR5 5600MHz CL40 Laptop Memory (KF556S40IBK2-64) Let us know if you were able to get the G Skill working. With those small price differences I would get the third set. It generally takes an additional 100mhz on the fclk to make up for de-sync the FIFO buffer by not running 1:3; which is generally only viable for improvement at 6200mhz for memory. 14-14-14-34, OC to 12-12-12-32) benefit fast paced competitive game play like firstperson shooters where you are ready to give up high res. I instantly dropped them down to 4, 4 and 16, and got really big performance gains. 2 2TB Gen 4. When it comes to gaming, there won't be a need for a When comparing timings on DDR5 RAM kits, do we only need to look at the first 2 digits to determine the latency, or are the following numbers relevant to its performance, too? Build Help I'm thinking of buying a 2x16GB Trident Z 6600Mhz DDR5 kit, with these timings: 34-40-40-105. And if you remember the VERY FIRST Alder Lake benchmarks to come from Intel last year, they specified 4400mhz DDR5 Hey r/overclocking, . For example, ddr5 6000mhz cl30 has an effective speed (first write speed i think its called) of 10ns, which is the same as a ddr4 3200mhz cl16 kit. Although those should change between motherboards, I think. 8ns (current best corsair vengeance module, just fell below $300) DDR5-6000 CAS36: 12. When i tightened my timings to 14 14 14 38 (plus tightened secondary and tertiary) but dropped the MHZ down to 3600mhz, i got a benchmark score of 55,000MB/s. Always check the SKU against your mainboard's QVL. For an AMD build you have to contend with the FCLK frequency which matches up to ddr5-6000. Build Help Teamgroup Timings for DDR5 6000 Mhz/AM5 Best choice. 0 X4 NVME Solid State Drive: $171. You'll also need a decent quality memory controller on your CPU. The problem is I don't think timings are at optimal values. 95 @ shopRBC Video Card: Gigabyte WINDFORCE OC GeForce RTX 4070 SUPER 12 GB Video Card - Power Supply DDR5-4800 CAS40: 16. I have a 12700k that'll only do 3900mt/s and a 14700k that'll do 4133mt/s gear 1 DDR4 With DDR5 my 12700k will do 7200mt/s, the 14700k will do 7000mt/s. 02v to VDD and +0. higher settings of ProcODT can lead to more stable RAM. 01v to any causes errors, +0. Skill Flare X5 32 GB (2 x 16 GB) DDR5-6000 CL30 Memory: $145. Is there a definitive guide for DDR5 tuning? Or can anyone advice on optimal subtimings for DDR5-8000 ? - 2 x 16 GB DDR5-6000 CL30-36-36-76 (TRC 134, "EXPO 2") 1. Cpu memory controller has as much to do with attainable ram speed as a good motherboard. They were by default set to 7, 10 and 36 respectively. I'm a complete noob to ram tuning and know b-die is not the best this time around but I want to know if anyone has a timing table for a Samsung kit running at 6000MTs with tight timings? R5 7600X Gigabyte B650i Aorus Ultra G. Get the Reddit app Scan this QR code to download the app now Ddr5 ram timings? Build Help I ordered an adata xpg lancer blade 6000mhz cl30 which has 30 40 40 76 4800 is the base spec, it will certainly work with and DDR5 compatible motherboard/CPU combo. Many motherboards (especially asus) have profiles for different speeds already saved you can load and adjust, my asus board has hynix, samsung and a few others for 6000mt and faster dual and single rank all selectable in the bios, you can load it and edit whatever [Ram] Team T-Force Delta RGB 32GB (2 x 16GB) 288-Pin PC RAM DDR5 7200 CL 34 - $258. A reputable overclocker (buildzoid) showed how a DDR5 kit with seemingly slower timings was actually faster. Posted by u/zerik100 - 404 votes and 104 comments Stability issues with DDR5 6200 M/ts ram with Ryzen 5 7600x timings Troubleshooting So I just built a new pc with a ryzen 5 7600x and a ASUS ROG STRIX B650-A with DDR5 Corsair Dom Plats 6200mhz C36. I've tried setting the resistance values as well. The last is to prevent the CPUs memory controller to downclock when increasing the RAM clock. 2-2280 PCIe 4. I just wish they actually tried to tune both kits so you can see what both generations of memory are capable of. Those tools just generate a list of memory timings which is much easier to read. 20V says:I am considering upgrading the RAM and adding 32 GB more (16GB x 2) or 64GB more (32GB x 2) says:If I get64GB, I am not sure G. I think this debate is pretty much settled by now as this video shows clear numbers, results are in accordance with other sources and it is more reliable than certain people claiming crazy numbers on reddit, but I still wanted to comment on first word latency for manual memory tuning, so people can calculate what to expect from other memory configurations. 35V (XMP) DDR5 RAM (AX5U6000C4016G-CCARGY). Hynix supports better timings, and those matter. So they're more something for Intel unless you want them for better stability when tuning. Model is FF3D532G600 Advertised speed is DDR5 6000 running at CL30-36-36-76 at 1. Skill 2x 32 GB DDR5-6400 kit is the best high-capacity DDR5 RAM kit—fast with good timings, stylish looks, and mountains of gigabytes. . However, while going from JEDEC baseline DDR5 to well tuned and overclocked DDR5 can net you 50% performance increases in specific memory benchmarks, 2/3's of that improvement you get simply by turning on EXPO. but I don't know how I'm supposed to differentiate between a RAM module with a speed of 6000Mhz at 30-40-40-96 Timings and one with 6200Mhz and 36-39-39-76. 41v at 32-41-41-53 primary timings for DDR5-6800. More memory modules of higher density involves a more difficult topology to keep stable at high timings. 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. Everything else is auto. The three I’m looking at are; 5600 28-34-34-89 6000 30-40-40-96 6000 30-36-36-76 Is there an appreciable difference in these different sets? i've got 4 sticks of patriot viper 6200mt/s 16gb each (64gb total) on aorus b650 pro ax (bios f3h) + r9 7900x and these will run at full speed but getting memory errors for some reason, so lowered to xmp 2 profile and adjusted timings now running stable at 6000mt/s cl30 - 35 - 35 - 30 1. If you're look at XMP on your RAM, you've Aug 1, 2024 · This G. The ram sticks are physically different and so a ddr5 stick wont fit a ddr4 slot on a motherboard and vice versa. Copy and pasted from the link above: Speed Module Supplier Density # of Ranks x DRAM devices Module P/N. true. Mar 18, 2024 · March 18, 2024: I added the TEAMGROUP T-Create Expert RAM kit as the best 48GB DDR5 RAM option, and the Corsair Vengeance RGB RAM kit as the best 64GB DDR5 RAM option, made some text changes to improve readability and added specs comparison along with image galleries from my tests. They aren't worth the extra $15 for most people, because not all boards can run DDR5 7400. tRCD and tRP are now separate timings. Oct 6, 2020 · If we look at SK Hynix’s announcement of DDR5-4800, this could be DDR5-4800B which supports 40-40-40 sub-timings, for a theoretical peak bandwidth of 38. Higher speed = lower latency for the same timings. 4 GB/s per channel and a single access [RAM] Kingston FURY Beast 32GB (2 x 16GB) 288-Pin PC RAM DDR4 3600 (PC4 28800) Desktop Memory Model RFBB4-36C18K2/32 - $59. As far as I know, only Hynix M-die kits can reliable run DDR5-6000 at a respectable CL w/ tight timings (CL36 or lower) w/ 4 dimms. 6ns (initial JDK standard with typical CAS timing at DDR5 launch) DDR5-5600 CAS36: 12. SKILL Ripjaws S5 Series 32GB (2 x 16GB) Model F5-5600J3636C16GX2-RS5W - DDR5 5600 DDR5 is weird. skill sticks at $340) DDR5-6000 CAS30: 10. Tertiary timings seem to work though. You need some slight knowledge of the bios. Now, most websites recommend SK Hynix Die for overclocking on DDR5 platform because Samsung Die on DDR5 isn't tested as much.
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