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RAM frequency?

Go to solution Solved by Z3r0Pl4yZ,

The frequency doent not matter that much at gaming or so. only if you bench and want to get every possible point - then you should use as much frequency as possible. 2666 mhz is not even the lowest ddr4 frequency, there also exists 2133 mhz.

Hi,

 

I am going to build a PC with an AMD Ryzen 5 2600 and Nvidia Geforce GTX 1060 6GB (I don't need to mention other parts) and I will use this for video editing (With overlaying and green screen) and gaming. 

 

AMD recommends DDR4-2933 but it is like GB£90 for 8GB which is too expensive, is it worth downgrading to DDR4-2666 and what is the down side to a lower RAM frequency.  Also, are there any benefits to a lower RAM speed?

 

Thanks,

TrainNutter

 

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Using lower frequency memory hurts your performance a bit. Make sure you use multiple memory sticks for dual channel memory.

CPU: i7-2600K 4751MHz 1.44V (software) --> 1.47V at the back of the socket Motherboard: Asrock Z77 Extreme4 (BCLK: 103.3MHz) CPU Cooler: Noctua NH-D15 RAM: Adata XPG 2x8GB DDR3 (XMP: 2133MHz 10-11-11-30 CR2, custom: 2203MHz 10-11-10-26 CR1 tRFC:230 tREFI:14000) GPU: Asus GTX 1070 Dual (Super Jetstream vbios, +70(2025-2088MHz)/+400(8.8Gbps)) SSD: Samsung 840 Pro 256GB (main boot drive), Transcend SSD370 128GB PSU: Seasonic X-660 80+ Gold Case: Antec P110 Silent, 5 intakes 1 exhaust Monitor: AOC G2460PF 1080p 144Hz (150Hz max w/ DP, 121Hz max w/ HDMI) TN panel Keyboard: Logitech G610 Orion (Cherry MX Blue) with SteelSeries Apex M260 keycaps Mouse: BenQ Zowie FK1

 

Model: HP Omen 17 17-an110ca CPU: i7-8750H (0.125V core & cache, 50mV SA undervolt) GPU: GTX 1060 6GB Mobile (+80/+450, 1650MHz~1750MHz 0.78V~0.85V) RAM: 8+8GB DDR4-2400 18-17-17-39 2T Storage: HP EX920 1TB PCIe x4 M.2 SSD + Crucial MX500 1TB 2.5" SATA SSD, 128GB Toshiba PCIe x2 M.2 SSD (KBG30ZMV128G) gone cooking externally, 1TB Seagate 7200RPM 2.5" HDD (ST1000LM049-2GH172) left outside Monitor: 1080p 126Hz IPS G-sync

 

Desktop benching:

Cinebench R15 Single thread:168 Multi-thread: 833 

SuperPi (v1.5 from Techpowerup, PI value output) 16K: 0.100s 1M: 8.255s 32M: 7m 45.93s

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The frequency doent not matter that much at gaming or so. only if you bench and want to get every possible point - then you should use as much frequency as possible. 2666 mhz is not even the lowest ddr4 frequency, there also exists 2133 mhz.

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5 minutes ago, Z3r0Pl4yZ said:

The frequency doent not matter that much at gaming or so. only if you bench and want to get every possible point - then you should use as much frequency as possible. 2666 mhz is not even the lowest ddr4 frequency, there also exists 2133 mhz.

Thanks, I know that 2666 isn't the lowest but I used that as an example

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29 minutes ago, Jurrunio said:

Using lower frequency memory hurts your performance a bit. Make sure you use multiple memory sticks for dual channel memory.

Oh ok. As long as it doesn't matter too much :D

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2 minutes ago, TrainNutter said:

Thanks, I know that 2666 isn't the lowest but I used that as an example

ah ok

you dont have to expect bad fps, i would say maximum(in the worst case) 5fps less, but normally you wont even notice it.

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3 minutes ago, Z3r0Pl4yZ said:

ah ok

you dont have to expect bad fps, i would say maximum(in the worst case) 5fps less, but normally you wont even notice it.

Oh ok. I'll just go 2666 then :D. Although the cheapest 2933 has RGB :P

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What you ideally want to do is find a kit of the cheapest Samsung b-die kit. It isn't just clock speeds but timings that matter. Hynix kits work a lot better now with Ryzen, but they don't come close to what a Samsung b-die kit can do. So just do lot's of comparisons to find yourself the best deal, but focus your efforts on finding a Samsung b-die kit. Shop for used if you want to find the best deal. The odds of RAM going bad is pretty darn low. 

AMD Ryzen 5800XFractal Design S36 360 AIO w/6 Corsair SP120L fans  |  Asus Crosshair VII WiFi X470  |  G.SKILL TridentZ 4400CL19 2x8GB @ 3800MHz 14-14-14-14-30  |  EVGA 3080 FTW3 Hybrid  |  Samsung 970 EVO M.2 NVMe 500GB - Boot Drive  |  Samsung 850 EVO SSD 1TB - Game Drive  |  Seagate 1TB HDD - Media Drive  |  EVGA 650 G3 PSU | Thermaltake Core P3 Case 

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