Corsair CMK16GX4M2Z2666C16 8GB

Price and performance details for the Corsair CMK16GX4M2Z2666C16 8GB 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 CMK16GX4M2Z2666C16 8GB

Description: PC4-21300, 1.2V, CAS Supported: 9 10 11 12 13 14 15 16 17 18 19 20 25

Other names: Corsair CMK16GX4M2Z2666C16

Memory First Benchmarked: 2020-04-03

Last Price Change: $65 USD (2023-10-06)

Average Mark

2729
Samples: 160

Memory Test Suite Average Results for Corsair CMK16GX4M2Z2666C16 8GB

Database Operations	4,150 KOps/Sec
Memory Read Cached	29,173 MBytes/Sec
Memory Read Uncached	16,960 MBytes/Sec
Memory Write	10,530 MBytes/Sec
Latency	45 ns (lower is better)
Memory Threaded	36,142 MBytes/Sec

From submitted results to PerformanceTest V10 as of 12th of July 2026.

Latency
As of 12th of July 2026 - Lower numbers represent better performance
Memory Model	Average
Corsair CMK16GX4M2B3200C16 8GB		41 ns
Team Group Inc. TEAMGROUP-UD4-3200 8GB		43 ns
Corsair CMK32GX4M2E3200C16 16GB		45 ns
Kingston KF3200C16D4/8GX 8GB		44 ns
Kingston KF3200C16D4/16GX 16GB		44 ns
G Skill Intl F4-3200C16-16GVK 16GB		42 ns
G Skill Intl F4-3200C16-8GVKB 8GB		42 ns
Corsair CMW16GX4M2C3200C16 8GB		41 ns
Team Group Inc. TEAMGROUP-UD4-3600 8GB		44 ns
Corsair CMK16GX4M2Z2666C16 8GB		45 ns
PassMark Software © 2008-2026

Read Uncached Transfer Speed
As of 12th of July 2026 - Higher results represent better performance
Memory Model	Average
Corsair CMK16GX4M2B3200C16 8GB		18.8 GB/s
Team Group Inc. TEAMGROUP-UD4-3200 8GB		20.0 GB/s
Corsair CMK32GX4M2E3200C16 16GB		20.2 GB/s
Kingston KF3200C16D4/8GX 8GB		20.8 GB/s
Kingston KF3200C16D4/16GX 16GB		21.4 GB/s
G Skill Intl F4-3200C16-16GVK 16GB		19.8 GB/s
G Skill Intl F4-3200C16-8GVKB 8GB		19.1 GB/s
Corsair CMW16GX4M2C3200C16 8GB		19.1 GB/s
Team Group Inc. TEAMGROUP-UD4-3600 8GB		21.8 GB/s
Corsair CMK16GX4M2Z2666C16 8GB		17.0 GB/s
PassMark Software © 2008-2026

Write Transfer Speed
As of 12th of July 2026 - Higher results represent better performance
Memory Model	Average
Corsair CMK16GX4M2B3200C16 8GB		12.7 GB/s
Team Group Inc. TEAMGROUP-UD4-3200 8GB		13.4 GB/s
Corsair CMK32GX4M2E3200C16 16GB		13.6 GB/s
Kingston KF3200C16D4/8GX 8GB		13.6 GB/s
Kingston KF3200C16D4/16GX 16GB		14.5 GB/s
G Skill Intl F4-3200C16-16GVK 16GB		14.0 GB/s
G Skill Intl F4-3200C16-8GVKB 8GB		12.6 GB/s
Corsair CMW16GX4M2C3200C16 8GB		13.1 GB/s
Team Group Inc. TEAMGROUP-UD4-3600 8GB		14.8 GB/s
Corsair CMK16GX4M2Z2666C16 8GB		10.5 GB/s
PassMark Software © 2008-2026

Threaded Memory
As of 12th of July 2026 - Higher results represent better performance
Memory Model	Average
Corsair CMK16GX4M2B3200C16 8GB		37.3 GB/s
Team Group Inc. TEAMGROUP-UD4-3200 8GB		39.5 GB/s
Corsair CMK32GX4M2E3200C16 16GB		37.6 GB/s
Kingston KF3200C16D4/8GX 8GB		39.9 GB/s
Kingston KF3200C16D4/16GX 16GB		40.2 GB/s
G Skill Intl F4-3200C16-16GVK 16GB		38.5 GB/s
G Skill Intl F4-3200C16-8GVKB 8GB		37.7 GB/s
Corsair CMW16GX4M2C3200C16 8GB		37.5 GB/s
Team Group Inc. TEAMGROUP-UD4-3600 8GB		43.8 GB/s
Corsair CMK16GX4M2Z2666C16 8GB		36.1 GB/s
PassMark Software © 2008-2026

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Last 5 Baselines for Corsair CMK16GX4M2Z2666C16 8GB
Most recent listed first
Baseline	Benchmark Results
BL3498590 - May 31 2026		29 ns - Latency 17.8 GB/s - Read Uncached 14.4 GB/s - Write 35.4 GB/s - Threaded
BL3425624 - Apr 21 2026		35 ns - Latency 21.2 GB/s - Read Uncached 14.9 GB/s - Write 36.2 GB/s - Threaded
BL3413489 - Apr 15 2026		34 ns - Latency 21.2 GB/s - Read Uncached 12.3 GB/s - Write 41.4 GB/s - Threaded
BL3405106 - Apr 11 2026		34 ns - Latency 21.1 GB/s - Read Uncached 12.2 GB/s - Write 40.9 GB/s - Threaded
BL3405014 - Apr 11 2026		35 ns - Latency 18.2 GB/s - Read Uncached 12.2 GB/s - Write 41.3 GB/s - Threaded
PassMark Software © 2008-2026

RAM Benchmarks

Memory Benchmarks

Corsair CMK16GX4M2Z2666C16 8GB

Memory Test Suite Average Results for Corsair CMK16GX4M2Z2666C16 8GB