Array ( [ramDetailsId] => 15450 [name] => Corsair CM4X4GF2666Z16K4 4GB [rating] => 2541 [latencyRating] => 46 [readCached] => 28307 [readUncached] => 11433 [writeRating] => 12272 [type] => 12 [size] => 4096 [rank] => -1 [samples] => 2 [released] => 1602702420 [price] => 0 [priceDate] => 0 [pp_ratio] => 0 )
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Memory Benchmarks

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Corsair CM4X4GF2666Z16K4 4GB

Price and performance details for the Corsair CM4X4GF2666Z16K4 4GB can be found below. This is made using thousands of PerformanceTest benchmark results and is updated daily.

  • The graphs shows the relative performance of the ram module compared up to 9 other common ram modules of same type. For DDR3 and DDR4, the values will be from systems using newer Intel CPUs where available.
  • If pricing history data is available for the ram module, a chart with be created charting price changes.
  • The last graph shows up to the last 5 baselines we have received for this particular ram module. Both Intel and AMD results are shown.
Corsair CM4X4GF2666Z16K4 4GB

Description: PC4-21300, 1.2V, CAS Supported: 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24

Other names: Corsair CM4X4GF2666Z16K4

Memory First Benchmarked: 2020-10-14

Last Price Change: NA

Average Mark
2541
Samples: 2

Latency
As of 24th of September 2021 - Lower numbers represent better performance
Memory Model Average
Corsair CMK16GX4M2B3000C15 8GB
29 ns
Corsair CMK16GX4M2B3200C16 8GB
28 ns
SK Hynix HMA81GS6AFR8N-UH 8GB
38 ns
Kingston KHX2133C14D4/8G 8GB
33 ns
G Skill Intl F4-3200C16-8GTZR 8GB
28 ns
G Skill Intl F4-3200C16-8GVKB 8GB
28 ns
Samsung M471A1K43CB1-CRC 8GB
38 ns
Corsair CMK16GX4M2A2666C16 8GB
31 ns
G Skill Intl F4-2400C15-8GVR 8GB
32 ns
Corsair CM4X4GF2666Z16K4 4GB
46 ns
Read Uncached Transfer Speed
As of 24th of September 2021 - Higher results represent better performance
Memory Model Average
Corsair CMK16GX4M2B3000C15 8GB
17.9 GB/s
Corsair CMK16GX4M2B3200C16 8GB
18.1 GB/s
SK Hynix HMA81GS6AFR8N-UH 8GB
13.8 GB/s
Kingston KHX2133C14D4/8G 8GB
16.2 GB/s
G Skill Intl F4-3200C16-8GTZR 8GB
18.2 GB/s
G Skill Intl F4-3200C16-8GVKB 8GB
18.5 GB/s
Samsung M471A1K43CB1-CRC 8GB
13.9 GB/s
Corsair CMK16GX4M2A2666C16 8GB
17.0 GB/s
G Skill Intl F4-2400C15-8GVR 8GB
16.3 GB/s
Corsair CM4X4GF2666Z16K4 4GB
11.4 GB/s
Write Transfer Speed
As of 24th of September 2021 - Higher results represent better performance
Memory Model Average
Corsair CMK16GX4M2B3000C15 8GB
13.8 GB/s
Corsair CMK16GX4M2B3200C16 8GB
14.4 GB/s
SK Hynix HMA81GS6AFR8N-UH 8GB
10.1 GB/s
Kingston KHX2133C14D4/8G 8GB
11.8 GB/s
G Skill Intl F4-3200C16-8GTZR 8GB
14.6 GB/s
G Skill Intl F4-3200C16-8GVKB 8GB
14.4 GB/s
Samsung M471A1K43CB1-CRC 8GB
9.8 GB/s
Corsair CMK16GX4M2A2666C16 8GB
12.9 GB/s
G Skill Intl F4-2400C15-8GVR 8GB
11.9 GB/s
Corsair CM4X4GF2666Z16K4 4GB
12.3 GB/s

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Last 2 Baselines for Corsair CM4X4GF2666Z16K4 4GB
Most recent listed first
Baseline Benchmark Results
BL1334622 - Dec 06 2020

60 ns - Latency

5.7 GB/s - Read Uncached

11.2 GB/s - Write

BL1307518 - Oct 14 2020

32 ns - Latency

17.2 GB/s - Read Uncached

13.3 GB/s - Write