Corsair RGB PRO 64GB (8x8GB) DDR4 3466

Corsair RGB PRO 64GB (8x8GB) DDR4 3466 (PC4-27700) C16 Black (CMW64GX4M8C3466C16)

Corsair RGB PRO 64GB (8x8GB) DDR4 3466 (PC4-27700) C16 Black (CMW64GX4M8C3466C16)

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  • Dynamic Multi-Zone RGB Lighting
  • Next Generation Software
  • Custom Performance PCB
  • Tightly Screened Memory
  • Maximum Bandwidth And Tight Response Times

Specifications Overview

Model CMW64GX4M8C3466C16
Type 288-pin DIMM DDR4
Speed DDR4-3466 MHz
Size 64GB (8 x 8GB)
CAS Latency 16
Timing 16-18-18-36
First Word Latency 9.23 ns
Voltage 1.35 V
Heat Spreader
ECC Support
LED Color RGB

RAM First Word Latency Table (nanoseconds)

Latency is measured in nanoseconds, which is a combination of frequency and CAS. Both frequency increases and latency decreases result in better system performance (when latency is the same, always prefer higher frequency if possible).

Frequency (MT/s)

2800 2933 3000 3200 3300 3333 3400 3466 3600 3666 3733 3800 3866 4000
14 10.00 9.55 9.33 8.75 8.48 8.40 8.24 8.08 7.78 7.64 7.50 7.37 7.24 7.00
15 10.71 10.23 10.00 9.38 9.09 9.00 8.82 8.66 8.33 8.18 8.04 7.89 7.76 7.50
16 11.43 10.91 10.67 10.00 9.70 9.60 9.41 9.23 8.89 8.73 8.57 8.42 8.28 8.00
17 12.14 11.59 11.33 10.63 10.30 10.20 10.00 9.81 9.44 9.27 9.11 8.95 8.79 8.50
18 12.86 12.27 12.00 11.25 10.91 10.80 10.59 10.39 10.00 9.82 9.64 9.47 9.31 9.00
19 13.57 12.96 12.67 11.88 11.52 11.40 11.18 10.96 10.56 10.37 10.18 10.00 9.83 9.50
20 14.29 13.64 13.33 12.50 12.12 12.00 11.76 11.54 11.11 10.91 10.72 10.53 10.35 10.00
21 15.00 14.32 14.00 13.13 12.73 12.60 12.35 12.12 11.67 11.46 11.25 11.05 10.86 10.50
22 15.71 15.00 14.67 13.75 13.33 13.20 12.94 12.69 12.22 12.00 11.79 11.58 11.38 11.00
23 16.43 15.68 15.33 14.38 13.94 13.80 13.53 13.27 12.78 12.55 12.32 12.11 11.90 11.50
24 17.14 16.37 16.00 15.00 14.55 14.40 14.12 13.85 13.33 13.09 12.86 12.63 12.42 12.00
25 17.86 17.05 16.67 15.63 15.15 15.00 14.71 14.43 13.89 13.64 13.39 13.16 12.93 12.50
CAS (clock cycles) Lower latency means faster memory.

Cheapest alternatives with equal or better performance

-0.35ns Latency

-1.46ns Latency

-0.23ns Latency


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