Memory kits / Comparison

Corsair Dominator Platinum 32GB (4x8GB) DDR4 2666 CL15 vs Kingston KSM29RD4/64HAR 64GB (1x64GB) DDR4 2933 CL21

RAM · Corsair

Corsair Dominator Platinum 32GB (4x8GB) DDR4 2666 CL15

4×8 GB · DDR4 · 2666 MHz · CL15
GEAR SCORE 70.0 / 100Very good
Capacity90
Speed46
Latency80
Generation62
VS
RAM · Kingston

Kingston KSM29RD4/64HAR 64GB (1x64GB) DDR4 2933 CL21

1×64 GB · DDR4 · 2933 MHz · CL21
GEAR SCORE 70.0 / 100Very good
Capacity100
Speed52
Latency60
Generation62
Verdict

Corsair Dominator Platinum 32GB (4x8GB) DDR4 2666 CL15 and Kingston KSM29RD4/64HAR 64GB (1x64GB) DDR4 2933 CL21 are neck and neck on specs: gear scores 70 and 70.

  • Total capacity: Kingston KSM29RD4/64HAR 64GB (1x64GB) DDR4 2933 CL21 leads (64 GB vs 32 GB).
  • Speed: Kingston KSM29RD4/64HAR 64GB (1x64GB) DDR4 2933 CL21 leads (2,933 MHz vs 2,666 MHz).
  • CAS latency: Corsair Dominator Platinum 32GB (4x8GB) DDR4 2666 CL15 leads (CL15 vs CL21).
  • Corsair Dominator Platinum 32GB (4x8GB) DDR4 2666 CL15 has lower true latency (11.3 ns vs 14.3 ns; speed and CL combined).
Pick this

Corsair Dominator Platinum 32GB (4x8GB) DDR4 2666 CL15

If you care most about cAS latency, true latency.

Pick this

Kingston KSM29RD4/64HAR 64GB (1x64GB) DDR4 2933 CL21

If you care most about total capacity, speed.

Spec-by-spec comparison

Corsair Dominator Platinum 32GB (4x8GB) DDR4 2666 CL15Kingston KSM29RD4/64HAR 64GB (1x64GB) DDR4 2933 CL21
70Gear score70
DDR4TypeDDR4
32 GBTotal capacity64 GB
4×8 GBKit1×64 GB
2,666 MHzSpeed2,933 MHz
CL15CAS latencyCL21

The gear score is computed from specifications only (e.g. for a mouse: weight, sensor, polling rate, connection and release year). It isn’t a lab test and doesn’t measure personal preferences like shape or grip.

Free · no install

Which one adds more to your setup?

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FAQ

Is Corsair Dominator Platinum 32GB (4x8GB) DDR4 2666 CL15 or Kingston KSM29RD4/64HAR 64GB (1x64GB) DDR4 2933 CL21 better?

Corsair Dominator Platinum 32GB (4x8GB) DDR4 2666 CL15 and Kingston KSM29RD4/64HAR 64GB (1x64GB) DDR4 2933 CL21 are neck and neck on specs: gear scores 70 and 70. Total capacity: Kingston KSM29RD4/64HAR 64GB (1x64GB) DDR4 2933 CL21 leads (64 GB vs 32 GB). Speed: Kingston KSM29RD4/64HAR 64GB (1x64GB) DDR4 2933 CL21 leads (2,933 MHz vs 2,666 MHz). CAS latency: Corsair Dominator Platinum 32GB (4x8GB) DDR4 2666 CL15 leads (CL15 vs CL21).

Which one is faster?

Speed: Kingston KSM29RD4/64HAR 64GB (1x64GB) DDR4 2933 CL21 leads (2,933 MHz vs 2,666 MHz).