Corsair CMW64GX4M4A2666C16 16GB

Price and performance details for the Corsair CMW64GX4M4A2666C16 16GB 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 CMW64GX4M4A2666C16 16GB

Description: PC4-17000, 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 CMW64GX4M4A2666C16

Memory First Benchmarked: 2020-05-27

Last Price Change: $299.99 USD (2019-06-09)

Average Mark

3165
Samples: 29

Memory Test Suite Average Results for Corsair CMW64GX4M4A2666C16 16GB

Database Operations	6,246 KOps/Sec
Memory Read Cached	32,664 MBytes/Sec
Memory Read Uncached	17,142 MBytes/Sec
Memory Write	12,729 MBytes/Sec
Latency	42 ns (lower is better)
Memory Threaded	33,667 MBytes/Sec

From submitted results to PerformanceTest V10 as of 28th of March 2025.

Latency
As of 28th of March 2025 - Lower numbers represent better performance
Memory Model	Average
Corsair CMK16GX4M2B3200C16 8GB		41 ns
Team Group Inc. TEAMGROUP-UD4-3200 8GB		42 ns
Corsair CMK32GX4M2E3200C16 16GB		45 ns
Corsair CMW16GX4M2C3200C16 8GB		40 ns
G Skill Intl F4-3200C16-8GVKB 8GB		41 ns
G Skill Intl F4-3200C16-16GVK 16GB		41 ns
Kingston KF3200C16D4/8GX 8GB		43 ns
Corsair CMK16GX4M2B3000C15 8GB		40 ns
Kingston KF3200C16D4/16GX 16GB		43 ns
Corsair CMW64GX4M4A2666C16 16GB		42 ns
PassMark Software © 2008-2025

Read Uncached Transfer Speed
As of 28th of March 2025 - Higher results represent better performance
Memory Model	Average
Corsair CMK16GX4M2B3200C16 8GB		18.6 GB/s
Team Group Inc. TEAMGROUP-UD4-3200 8GB		19.8 GB/s
Corsair CMK32GX4M2E3200C16 16GB		20.0 GB/s
Corsair CMW16GX4M2C3200C16 8GB		19.0 GB/s
G Skill Intl F4-3200C16-8GVKB 8GB		18.9 GB/s
G Skill Intl F4-3200C16-16GVK 16GB		19.5 GB/s
Kingston KF3200C16D4/8GX 8GB		20.8 GB/s
Corsair CMK16GX4M2B3000C15 8GB		17.7 GB/s
Kingston KF3200C16D4/16GX 16GB		21.4 GB/s
Corsair CMW64GX4M4A2666C16 16GB		17.1 GB/s
PassMark Software © 2008-2025

Write Transfer Speed
As of 28th of March 2025 - Higher results represent better performance
Memory Model	Average
Corsair CMK16GX4M2B3200C16 8GB		12.6 GB/s
Team Group Inc. TEAMGROUP-UD4-3200 8GB		13.3 GB/s
Corsair CMK32GX4M2E3200C16 16GB		13.5 GB/s
Corsair CMW16GX4M2C3200C16 8GB		13.0 GB/s
G Skill Intl F4-3200C16-8GVKB 8GB		12.5 GB/s
G Skill Intl F4-3200C16-16GVK 16GB		13.9 GB/s
Kingston KF3200C16D4/8GX 8GB		13.6 GB/s
Corsair CMK16GX4M2B3000C15 8GB		11.9 GB/s
Kingston KF3200C16D4/16GX 16GB		14.6 GB/s
Corsair CMW64GX4M4A2666C16 16GB		12.7 GB/s
PassMark Software © 2008-2025

Threaded Memory
As of 28th of March 2025 - Higher results represent better performance
Memory Model	Average
Corsair CMK16GX4M2B3200C16 8GB		37.4 GB/s
Team Group Inc. TEAMGROUP-UD4-3200 8GB		39.8 GB/s
Corsair CMK32GX4M2E3200C16 16GB		37.6 GB/s
Corsair CMW16GX4M2C3200C16 8GB		37.7 GB/s
G Skill Intl F4-3200C16-8GVKB 8GB		37.8 GB/s
G Skill Intl F4-3200C16-16GVK 16GB		38.5 GB/s
Kingston KF3200C16D4/8GX 8GB		40.2 GB/s
Corsair CMK16GX4M2B3000C15 8GB		34.9 GB/s
Kingston KF3200C16D4/16GX 16GB		40.5 GB/s
Corsair CMW64GX4M4A2666C16 16GB		33.7 GB/s
PassMark Software © 2008-2025

Pricing History

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Last 5 Baselines for Corsair CMW64GX4M4A2666C16 16GB
Most recent listed first
Baseline	Benchmark Results
BL2392360 - Feb 05 2025		54 ns - Latency 19.8 GB/s - Read Uncached 11.9 GB/s - Write 37.1 GB/s - Threaded
BL2367818 - Jan 25 2025		28 ns - Latency 18.2 GB/s - Read Uncached 14.3 GB/s - Write 33.7 GB/s - Threaded
BL2342388 - Jan 14 2025		53 ns - Latency 9.0 GB/s - Read Uncached 10.6 GB/s - Write 61.8 GB/s - Threaded
BL2333177 - Jan 10 2025		57 ns - Latency 9.1 GB/s - Read Uncached 10.4 GB/s - Write 61.0 GB/s - Threaded
BL2296208 - Dec 23 2024		60 ns - Latency 19.2 GB/s - Read Uncached 11.2 GB/s - Write 29.6 GB/s - Threaded
PassMark Software © 2008-2025

RAM Benchmarks

Memory Benchmarks

Corsair CMW64GX4M4A2666C16 16GB

Memory Test Suite Average Results for Corsair CMW64GX4M4A2666C16 16GB

Pricing History