Corsair Vengeance LPX 16GB (4x4GB) DDR4 2666MHz Red RAM

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Corsair Vengeance LPX 16GB (4x4GB) DDR4 2666MHz (PC4-21300) C16 Red CMK16GX4M4A2666C16R

Corsair Vengeance LPX 16GB (4x4GB) DDR4 2666MHz (PC4-21300) C16 Red CMK16GX4M4A2666C16R

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  • Designed For High Performance Overclocking
  • Designed For Great Looks
  • Performance And Compatibility
  • Low Profile Heat Spreader Design
  • Memory Type: DDR4; Speed: 2666Mhz
Corsair Vengeance LPX 16GB (4x4GB) DDR4 2666MHz Red image 1
Corsair Vengeance LPX 16GB (4x4GB) DDR4 2666MHz Red image 2
Corsair Vengeance LPX 16GB (4x4GB) DDR4 2666MHz Red image 3
Corsair Vengeance LPX 16GB (4x4GB) DDR4 2666MHz Red image 4
Corsair Vengeance LPX 16GB (4x4GB) DDR4 2666MHz Red image 5
Corsair Vengeance LPX 16GB (4x4GB) DDR4 2666MHz Red image 6
Corsair Vengeance LPX 16GB (4x4GB) DDR4 2666MHz Red image 7
Corsair Vengeance LPX 16GB (4x4GB) DDR4 2666MHz Red thumbnail 1
Corsair Vengeance LPX 16GB (4x4GB) DDR4 2666MHz Red thumbnail 2
Corsair Vengeance LPX 16GB (4x4GB) DDR4 2666MHz Red thumbnail 3
Corsair Vengeance LPX 16GB (4x4GB) DDR4 2666MHz Red thumbnail 4
Corsair Vengeance LPX 16GB (4x4GB) DDR4 2666MHz Red thumbnail 5
Corsair Vengeance LPX 16GB (4x4GB) DDR4 2666MHz Red thumbnail 6
Corsair Vengeance LPX 16GB (4x4GB) DDR4 2666MHz Red thumbnail 7

Specifications Overview

Model CMK16GX4M4A2666C16R
Type 288-pin DIMM DDR4
Speed DDR4-2666 MHz
Size 16GB (4 x 4GB)
CAS Latency 15
Timing 15-15-15-36
First Word Latency 11.25 ns
Voltage 1.2 V
Heat Spreader
ECC Support

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)

2133 2400 2666 2800 2933 3000 3200 3300 3333 3400 3466 3600 3666 3733
13 12.19 10.83 9.75 9.29 8.86 8.67 8.13 7.88 7.80 7.65 7.50 7.22 7.09 6.96
14 13.13 11.67 10.50 10.00 9.55 9.33 8.75 8.48 8.40 8.24 8.08 7.78 7.64 7.50
15 14.06 12.50 11.25 10.71 10.23 10.00 9.38 9.09 9.00 8.82 8.66 8.33 8.18 8.04
16 15.00 13.33 12.00 11.43 10.91 10.67 10.00 9.70 9.60 9.41 9.23 8.89 8.73 8.57
17 15.94 14.17 12.75 12.14 11.59 11.33 10.63 10.30 10.20 10.00 9.81 9.44 9.27 9.11
18 16.88 15.00 13.50 12.86 12.27 12.00 11.25 10.91 10.80 10.59 10.39 10.00 9.82 9.64
19 17.82 15.83 14.25 13.57 12.96 12.67 11.88 11.52 11.40 11.18 10.96 10.56 10.37 10.18
20 18.75 16.67 15.00 14.29 13.64 13.33 12.50 12.12 12.00 11.76 11.54 11.11 10.91 10.72
21 19.69 17.50 15.75 15.00 14.32 14.00 13.13 12.73 12.60 12.35 12.12 11.67 11.46 11.25
22 20.63 18.33 16.50 15.71 15.00 14.67 13.75 13.33 13.20 12.94 12.69 12.22 12.00 11.79
23 21.57 19.17 17.25 16.43 15.68 15.33 14.38 13.94 13.80 13.53 13.27 12.78 12.55 12.32
24 22.50 20.00 18.00 17.14 16.37 16.00 15.00 14.55 14.40 14.12 13.85 13.33 13.09 12.86
25 23.44 20.83 18.75 17.86 17.05 16.67 15.63 15.15 15.00 14.71 14.43 13.89 13.64 13.39
CAS (clock cycles) Lower latency means faster memory.

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CORSAIR Vengeance LPX 16GB (4 x 4GB) DDR4 2666

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