Corsair CMU32GX4M2A2666C16 16GB

Price and performance details for the Corsair CMU32GX4M2A2666C16 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 CMU32GX4M2A2666C16 16GB

Description: PC4-17000, 1.2V, CAS Supported: 9 10 11 12 13 14 15 16

Other names: Corsair CMU32GX4M2A2666C16

Memory First Benchmarked: 2020-08-27

Last Price Change: $113.95 USD (2023-11-11)

Average Mark

3238
Samples: 80

Memory Test Suite Average Results for Corsair CMU32GX4M2A2666C16 16GB

Database Operations	5,096 KOps/Sec
Memory Read Cached	30,865 MBytes/Sec
Memory Read Uncached	16,647 MBytes/Sec
Memory Write	12,770 MBytes/Sec
Latency	34 ns (lower is better)
Memory Threaded	31,662 MBytes/Sec

From submitted results to PerformanceTest V10 as of 10th of February 2026.

Latency
As of 10th of February 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		43 ns
Corsair CMU32GX4M2A2666C16 16GB		34 ns
PassMark Software © 2008-2026

Read Uncached Transfer Speed
As of 10th of February 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		20.1 GB/s
Kingston KF3200C16D4/8GX 8GB		20.8 GB/s
Kingston KF3200C16D4/16GX 16GB		21.3 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		21.9 GB/s
Corsair CMU32GX4M2A2666C16 16GB		16.6 GB/s
PassMark Software © 2008-2026

Write Transfer Speed
As of 10th of February 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		13.5 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		14.9 GB/s
Corsair CMU32GX4M2A2666C16 16GB		12.8 GB/s
PassMark Software © 2008-2026

Threaded Memory
As of 10th of February 2026 - Higher results represent better performance
Memory Model	Average
Corsair CMK16GX4M2B3200C16 8GB		37.3 GB/s
Team Group Inc. TEAMGROUP-UD4-3200 8GB		39.6 GB/s
Corsair CMK32GX4M2E3200C16 16GB		37.5 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		38.4 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		44.0 GB/s
Corsair CMU32GX4M2A2666C16 16GB		31.7 GB/s
PassMark Software © 2008-2026

Pricing History

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Last 5 Baselines for Corsair CMU32GX4M2A2666C16 16GB
Most recent listed first
Baseline	Benchmark Results
BL3273124 - Feb 08 2026		28 ns - Latency 18.9 GB/s - Read Uncached 14.3 GB/s - Write 32.6 GB/s - Threaded
BL3272728 - Feb 08 2026		67 ns - Latency 12.0 GB/s - Read Uncached 7.0 GB/s - Write 28.1 GB/s - Threaded
BL3180905 - Jan 02 2026		32 ns - Latency 15.0 GB/s - Read Uncached 12.8 GB/s - Write 27.4 GB/s - Threaded
BL3111856 - Dec 06 2025		32 ns - Latency 14.9 GB/s - Read Uncached 12.8 GB/s - Write 29.1 GB/s - Threaded
BL3072128 - Nov 21 2025		29 ns - Latency 15.8 GB/s - Read Uncached 13.4 GB/s - Write 29.0 GB/s - Threaded
PassMark Software © 2008-2026

RAM Benchmarks

Memory Benchmarks

Corsair CMU32GX4M2A2666C16 16GB

Memory Test Suite Average Results for Corsair CMU32GX4M2A2666C16 16GB

Pricing History