G.Skill Aegis 32GB (2x16GB) DDR4 2666Mhz

G.Skill Aegis 32GB (2x16GB) DDR4 2666Mhz PC4-21300 F4-2666C19D-32GIS

G.Skill Aegis 32GB (2x16GB) DDR4 2666Mhz PC4-21300 F4-2666C19D-32GIS

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  • Dual Channel Kit 32GB (2X 16GB) DDR4 Memory Upgrade For Desktop Computers
  • G.Skill Aegis DDR4 Is Designed For Entry-Level Gaming Computers
  • Lower Voltage Means Less Heat, Reducing Your Need For Active Cooling
  • 288 Pins, 2666Mhz (PC4-21300), Full Timings Of CL19 (19-19-19-43) At 1.20V
  • Built Using Only Hand-Tested Memory Chips And Backed By Lifetime Warranty

Specifications Overview

Model F4-2666C19D-32GIS
Release Date January 2020

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

Type 288-pin DIMM DDR4
Speed DDR4-2666 MHz
Size 32GB (2 x 16GB)
CAS Latency 19
Timing 19-19-19-43
First Word Latency 14.25 ns
Voltage 1.2 V
Heat Spreader
ECC Support
Color Black/Red

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.

Cheapest alternatives with equal or better performance

-4.25ns Latency

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