Patriot Viper Steel DDR4 16GB 2666MHz CL18 SODIMM

Patriot Viper Steel DDR4 16GB 2666MHz CL18 SODIMM

Patriot Viper Steel DDR4 16GB 2666MHz CL18 SODIMM

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  • Viper Steel Performance SODIMM Capacity: 16GB (1X16gb)
  • DIMM Type: 260 Pin NON-ECC SODIMM; Voltage: 1.2V
  • Base Frequency: PC4-21300(2666Mhz); Base Timings: 18-18-18-43; Tested Frequency: PC4-21300(2666Mhz); Tested Timings: 18-18-18-43
  • Compatibility: Tested On The Latest Intel Premium/High-End Platforms And AMD Platforms For Reliable Fast Performance
  • Limited Lifetime Warranty

Specifications Overview

Model PVS416G266C8S
Release Date May 2019

* First availability for purchase, it may not correspond to the actual market launch date.

Type 260-pin DDR4 SODIMM
Speed DDR4-2666 MHz
Size 16GB (1 x 16GB)
CAS Latency 18
Timing 18-18-18-43
First Word Latency 13.5 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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