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Corsair CMT8GX3M2A1866C9 4GB

Price and performance details for the Corsair CMT8GX3M2A1866C9 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 CMT8GX3M2A1866C9 4GB

Description: PC3-10600, 1.5V, CAS Supported: 6 7 8 9

Other names: Corsair CMT8GX3M2A1866C9

Memory First Benchmarked: 2021-02-03

Last Price Change: $96.99 USD (2015-09-18)

Average Mark
2685
Samples: 124

Memory Test Suite Average Results for Corsair CMT8GX3M2A1866C9 4GB

Database Operations3,125 KOps/Sec
Memory Read Cached26,164 MBytes/Sec
Memory Read Uncached15,551 MBytes/Sec
Memory Write10,308 MBytes/Sec
Latency34 ns (lower is better)
Memory Threaded28,005 MBytes/Sec
From submitted results to PerformanceTest V10 as of 6th of June 2026.
Latency
As of 7th of June 2026 - Lower numbers represent better performance
Memory Model Average
Kingston KHX1866C10D3/8G 8GB
46 ns
Kingston KHX1600C10D3/8G 8GB
44 ns
Kingston KHX1600C9D3/4GX 4GB
46 ns
Corsair CMZ8GX3M2A1600C9 4GB
46 ns
Crucial Technology BLS8G3D1609DS1S00. 8GB
43 ns
Kingston KHX2400C11D3/8GX 8GB
41 ns
Corsair CMZ16GX3M2A1600C10 8GB
44 ns
G Skill Intl F3-12800CL9-4GBXL 4GB
45 ns
Corsair CMY16GX3M2A2400C11 8GB
42 ns
Corsair CMT8GX3M2A1866C9 4GB
34 ns
Read Uncached Transfer Speed
As of 7th of June 2026 - Higher results represent better performance
Memory Model Average
Kingston KHX1866C10D3/8G 8GB
12.8 GB/s
Kingston KHX1600C10D3/8G 8GB
13.6 GB/s
Kingston KHX1600C9D3/4GX 4GB
12.8 GB/s
Corsair CMZ8GX3M2A1600C9 4GB
12.4 GB/s
Crucial Technology BLS8G3D1609DS1S00. 8GB
13.8 GB/s
Kingston KHX2400C11D3/8GX 8GB
14.5 GB/s
Corsair CMZ16GX3M2A1600C10 8GB
13.5 GB/s
G Skill Intl F3-12800CL9-4GBXL 4GB
13.0 GB/s
Corsair CMY16GX3M2A2400C11 8GB
14.7 GB/s
Corsair CMT8GX3M2A1866C9 4GB
15.6 GB/s
Write Transfer Speed
As of 7th of June 2026 - Higher results represent better performance
Memory Model Average
Kingston KHX1866C10D3/8G 8GB
8.6 GB/s
Kingston KHX1600C10D3/8G 8GB
8.6 GB/s
Kingston KHX1600C9D3/4GX 4GB
8.0 GB/s
Corsair CMZ8GX3M2A1600C9 4GB
7.7 GB/s
Crucial Technology BLS8G3D1609DS1S00. 8GB
8.8 GB/s
Kingston KHX2400C11D3/8GX 8GB
9.8 GB/s
Corsair CMZ16GX3M2A1600C10 8GB
8.6 GB/s
G Skill Intl F3-12800CL9-4GBXL 4GB
8.3 GB/s
Corsair CMY16GX3M2A2400C11 8GB
9.7 GB/s
Corsair CMT8GX3M2A1866C9 4GB
10.3 GB/s
Threaded Memory
As of 7th of June 2026 - Higher results represent better performance
Memory Model Average
Kingston KHX1866C10D3/8G 8GB
22.7 GB/s
Kingston KHX1600C10D3/8G 8GB
20.9 GB/s
Kingston KHX1600C9D3/4GX 4GB
21.3 GB/s
Corsair CMZ8GX3M2A1600C9 4GB
19.2 GB/s
Crucial Technology BLS8G3D1609DS1S00. 8GB
21.3 GB/s
Kingston KHX2400C11D3/8GX 8GB
25.8 GB/s
Corsair CMZ16GX3M2A1600C10 8GB
20.8 GB/s
G Skill Intl F3-12800CL9-4GBXL 4GB
21.4 GB/s
Corsair CMY16GX3M2A2400C11 8GB
24.6 GB/s
Corsair CMT8GX3M2A1866C9 4GB
28.0 GB/s

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Last 5 Baselines for Corsair CMT8GX3M2A1866C9 4GB
Most recent listed first
Baseline Benchmark Results
BL3360836 - Mar 19 2026

32 ns - Latency

16.5 GB/s - Read Uncached

9.6 GB/s - Write

25.5 GB/s - Threaded

BL3080045 - Nov 24 2025

28 ns - Latency

20.4 GB/s - Read Uncached

13.8 GB/s - Write

33.6 GB/s - Threaded

BL2371641 - Jan 27 2025

38 ns - Latency

13.4 GB/s - Read Uncached

11.0 GB/s - Write

40.9 GB/s - Threaded

BL2258329 - Nov 28 2024

32 ns - Latency

16.5 GB/s - Read Uncached

9.6 GB/s - Write

25.5 GB/s - Threaded

BL2257327 - Nov 27 2024

32 ns - Latency

16.5 GB/s - Read Uncached

9.6 GB/s - Write

25.5 GB/s - Threaded