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Corsair CM4B8G2J2666A15D 8GB
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Corsair CM4B8G2J2666A15D 8GB

Review RAM Corsair CM4B8G2J2666A15D 8GB, specifications, benchmarks

Corsair CM4B8G2J2666A15D 8GB memory module review. Main technical characteristics and benchmark performance evaluation from PassMark. We suggest studying all the data and comparing it with the competitive model.
Specifications Performance tests Comments

Specifications

Complete list of technical specifications
Features
  • Type
    DDR4
  • Name
    Corsair CM4B8G2J2666A15D
  • Characteristics
    PC4-17000, 1.2V, CAS Supported: 9 10 11 12 13 14 15 16
  • Memory bandwidth
    17000 mbps
  • Timings / Clock speed

    * check the manufacturer's website

    14-14-14, 15-15-15, 16-16-16 / 2133 MHz
Performance by PassMark
  • Latency
    32 ns
  • Read speed
    16.7 GB/s
  • Write speed
    13.2 GB/s
# 1600 1866 2133 2400 2666 2800 3000 3200 3333 3400 3466 3600 3733 3866 4000 MT/s
8 10.00 8.57 7.50 6.67 6.00 5.71 5.33 5.00 4.80 4.71 4.62 4.44 4.29 4.14 4.00
9 11.25 9.65 8.44 7.50 6.75 6.43 6.00 5.63 5.40 5.29 5.19 5.00 4.82 4.66 4.50
10 12.50 10.72 9.38 8.33 7.50 7.14 6.67 6.25 6.00 5.88 5.77 5.56 5.36 5.17 5.00
11 13.75 11.79 10.31 9.17 8.25 7.86 7.33 6.88 6.60 6.47 6.35 6.11 5.89 5.69 5.50
12 15.00 12.86 11.25 10.00 9.00 8.57 8.00 7.50 7.20 7.06 6.92 6.67 6.43 6.21 6.00
13 16.25 13.93 12.19 10.83 9.75 9.29 8.67 8.13 7.80 7.65 7.50 7.22 6.96 6.73 6.50
14 17.50 15.01 13.13 11.67 10.50 10.00 9.33 8.75 8.40 8.24 8.08 7.78 7.50 7.24 7.00
15 18.75 16.08 14.06 12.50 11.25 10.71 10.00 9.38 9.00 8.82 8.66 8.33 8.04 7.76 7.50
16 20.00 17.15 15.00 13.33 12.00 11.43 10.67 10.00 9.60 9.41 9.23 8.89 8.57 8.28 8.00
17 21.25 18.22 15.94 14.17 12.75 12.14 11.33 10.63 10.20 10.00 9.81 9.44 9.11 8.79 8.50
18 22.50 19.29 16.88 15.00 13.50 12.86 12.00 11.25 10.80 10.59 10.39 10.00 9.64 9.31 9.00
19 23.75 20.36 17.82 15.83 14.25 13.57 12.67 11.88 11.40 11.18 10.96 10.56 10.18 9.83 9.50
20 25.00 21.44 18.75 16.67 15.00 14.29 13.33 12.50 12.00 11.76 11.54 11.11 10.72 10.35 10.00
CL

CAS latency measures the number of clock cycles that pass from when a request to read data is made to when such information is available

Performance tests

Real tests Corsair CM4B8G2J2666A15D 8GB
Latency
PassMark average delay time
29 ns
28 ns
38 ns
33 ns
28 ns
29 ns
37 ns
33 ns
31 ns
33 ns
Corsair CM4B8G2J2666A15D 8GB
Read Uncached Transfer Speed
Average memory read time without caching
17.9 ns
18.3 ns
13.8 ns
16.1 ns
18.2 ns
18.5 ns
13.9 ns
16.1 ns
16.8 ns
16.8 ns
Corsair CM4B8G2J2666A15D 8GB
Write Transfer Speed
Average write speed
13.8 ns
14.5 ns
10.1 ns
11.7 ns
14.6 ns
14.4 ns
9.9 ns
13.0 ns
12.8 ns
13.3 ns
Corsair CM4B8G2J2666A15D 8GB
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Corsair CM4B8G2J2666A15D 8GB

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