Patriot Viper Steel Series DDR4 16GB (2x8GB) 3866MHz

Patriot Viper Steel Series DDR4 16GB (2x8GB) 3866MHz - PVS416G386C8K

Patriot Viper Steel Series DDR4 16GB (2x8GB) 3866MHz - PVS416G386C8K

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  • Capacity: 16GB (2 x 8GB) DDR4
  • Base Frequency: PC4-17000 (2133MHz); Up to PC4-30900 (3866MHz) with XMP 2.0 enabled
  • Base Timings: 15-15-15-36; Overclock timing with XMP 2.0 enabled Tested Timings: 18-22-22-40
  • COMPATIBILITY: Tested on the latest Intel & AMD platforms
  • Custom design and series: All aluminum heat shield featuring gunmetal grey sides with diamond- cut viper logo and black top.

Specifications Overview

Model PVS416G386C8K
Type 288-pin DIMM DDR4
Speed DDR4-3866 MHz
Size 16GB (2 x 8GB)
CAS Latency 18
Timing 18-22-22-40
First Word Latency 9.31 ns
Voltage 1.35 V
Heat Spreader Yes
ECC Support No

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)

3333 3400 3466 3600 3666 3733 3800 3866 4000 4133 4200 4266 4300 4333
16 9.60 9.41 9.23 8.89 8.73 8.57 8.42 8.28 8.00 7.74 7.62 7.50 7.44 7.39
17 10.20 10.00 9.81 9.44 9.27 9.11 8.95 8.79 8.50 8.23 8.10 7.97 7.91 7.85
18 10.80 10.59 10.39 10.00 9.82 9.64 9.47 9.31 9.00 8.71 8.57 8.44 8.37 8.31
19 11.40 11.18 10.96 10.56 10.37 10.18 10.00 9.83 9.50 9.19 9.05 8.91 8.84 8.77
20 12.00 11.76 11.54 11.11 10.91 10.72 10.53 10.35 10.00 9.68 9.52 9.38 9.30 9.23
21 12.60 12.35 12.12 11.67 11.46 11.25 11.05 10.86 10.50 10.16 10.00 9.85 9.77 9.69
22 13.20 12.94 12.69 12.22 12.00 11.79 11.58 11.38 11.00 10.65 10.48 10.31 10.23 10.15
23 13.80 13.53 13.27 12.78 12.55 12.32 12.11 11.90 11.50 11.13 10.95 10.78 10.70 10.62
24 14.40 14.12 13.85 13.33 13.09 12.86 12.63 12.42 12.00 11.61 11.43 11.25 11.16 11.08
25 15.00 14.71 14.43 13.89 13.64 13.39 13.16 12.93 12.50 12.10 11.90 11.72 11.63 11.54
CAS (clock cycles) Lower latency means faster memory.

Cheapest alternatives with equal or better performance

-0.42ns Latency

-0.42ns Latency

-0.31ns Latency


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