Tracking the top memory modules...
Price and performance details for the Corsair CMSX64GX4M2A2666C18 32GB can be found below. This is made using thousands of PerformanceTest benchmark results and is updated daily.
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 CMSX64GX4M2A2666C18
Memory First Benchmarked: 2025-02-14
Last Price Change: $211.95 USD (2025-03-26)
| Database Operations | 4,342 KOps/Sec |
|---|---|
| Memory Read Cached | 26,776 MBytes/Sec |
| Memory Read Uncached | 14,649 MBytes/Sec |
| Memory Write | 12,769 MBytes/Sec |
| Latency | 42 ns (lower is better) |
| Memory Threaded | 30,968 MBytes/Sec |
| 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 | |
| G Skill Intl F4-3200C16-16GVK 16GB | 42 ns | |
| G Skill Intl F4-3200C16-8GVKB 8GB | 41 ns | |
| Kingston KF3200C16D4/16GX 16GB | 43 ns | |
| Corsair CMW16GX4M2C3200C16 8GB | 41 ns | |
| Corsair CMK16GX4M2B3000C15 8GB | 40 ns | |
| Corsair CMSX64GX4M2A2666C18 32GB | 42 ns | |
| PassMark Software © 2008-2025 |
| Memory Model | Average | |
|---|---|---|
| Corsair CMK16GX4M2B3200C16 8GB | 18.7 GB/s | |
| Team Group Inc. TEAMGROUP-UD4-3200 8GB | 19.9 GB/s | |
| Corsair CMK32GX4M2E3200C16 16GB | 20.0 GB/s | |
| Kingston KF3200C16D4/8GX 8GB | 20.7 GB/s | |
| G Skill Intl F4-3200C16-16GVK 16GB | 19.7 GB/s | |
| G Skill Intl F4-3200C16-8GVKB 8GB | 19.0 GB/s | |
| Kingston KF3200C16D4/16GX 16GB | 21.4 GB/s | |
| Corsair CMW16GX4M2C3200C16 8GB | 19.1 GB/s | |
| Corsair CMK16GX4M2B3000C15 8GB | 17.7 GB/s | |
| Corsair CMSX64GX4M2A2666C18 32GB | 14.6 GB/s | |
| PassMark Software © 2008-2025 |
| Memory Model | Average | |
|---|---|---|
| Corsair CMK16GX4M2B3200C16 8GB | 12.7 GB/s | |
| Team Group Inc. TEAMGROUP-UD4-3200 8GB | 13.3 GB/s | |
| Corsair CMK32GX4M2E3200C16 16GB | 13.5 GB/s | |
| Kingston KF3200C16D4/8GX 8GB | 13.6 GB/s | |
| G Skill Intl F4-3200C16-16GVK 16GB | 14.0 GB/s | |
| G Skill Intl F4-3200C16-8GVKB 8GB | 12.6 GB/s | |
| Kingston KF3200C16D4/16GX 16GB | 14.5 GB/s | |
| Corsair CMW16GX4M2C3200C16 8GB | 13.1 GB/s | |
| Corsair CMK16GX4M2B3000C15 8GB | 11.9 GB/s | |
| Corsair CMSX64GX4M2A2666C18 32GB | 12.8 GB/s | |
| PassMark Software © 2008-2025 |
| Memory Model | Average | |
|---|---|---|
| Corsair CMK16GX4M2B3200C16 8GB | 37.3 GB/s | |
| Team Group Inc. TEAMGROUP-UD4-3200 8GB | 39.6 GB/s | |
| Corsair CMK32GX4M2E3200C16 16GB | 37.4 GB/s | |
| Kingston KF3200C16D4/8GX 8GB | 40.0 GB/s | |
| G Skill Intl F4-3200C16-16GVK 16GB | 38.5 GB/s | |
| G Skill Intl F4-3200C16-8GVKB 8GB | 37.7 GB/s | |
| Kingston KF3200C16D4/16GX 16GB | 40.3 GB/s | |
| Corsair CMW16GX4M2C3200C16 8GB | 37.6 GB/s | |
| Corsair CMK16GX4M2B3000C15 8GB | 34.7 GB/s | |
| Corsair CMSX64GX4M2A2666C18 32GB | 31.0 GB/s | |
| PassMark Software © 2008-2025 |
 |
 |
 |
| Baseline | Benchmark Results | |
|---|---|---|
| BL2930247 - Sep 24 2025 |
56 ns - Latency 19.0 GB/s - Read Uncached 13.1 GB/s - Write 34.4 GB/s - Threaded | |
| BL2926823 - Sep 23 2025 |
49 ns - Latency 17.1 GB/s - Read Uncached 13.5 GB/s - Write 36.1 GB/s - Threaded | |
| BL2873262 - Aug 30 2025 |
35 ns - Latency 16.7 GB/s - Read Uncached 13.7 GB/s - Write 31.3 GB/s - Threaded | |
| BL2873253 - Aug 30 2025 |
35 ns - Latency 16.7 GB/s - Read Uncached 13.7 GB/s - Write 31.3 GB/s - Threaded | |
| BL2861060 - Aug 25 2025 |
38 ns - Latency 11.4 GB/s - Read Uncached 12.8 GB/s - Write 31.5 GB/s - Threaded | |
| PassMark Software © 2008-2025 |
DDR5 Search 
Common
Memory brands