Memory kits / Comparison

Corsair Dominator GT 4GB (2x2GB) DDR3 1600 CL7 vs Kingston HX321LS11IB2/4 4GB (1x4GB) DDR3 2133 CL11

RAM · Corsair

Corsair Dominator GT 4GB (2x2GB) DDR3 1600 CL7

2×2 GB · DDR3 · 1600 MHz · CL7
GEAR SCORE 38.0 / 100Entry level
Capacity15
Speed18
Latency98
Generation25
VS
RAM · Kingston

Kingston HX321LS11IB2/4 4GB (1x4GB) DDR3 2133 CL11

1×4 GB · DDR3 · 2133 MHz · CL11
GEAR SCORE 38.0 / 100Entry level
Capacity15
Speed28
Latency87
Generation25
Verdict

Corsair Dominator GT 4GB (2x2GB) DDR3 1600 CL7 and Kingston HX321LS11IB2/4 4GB (1x4GB) DDR3 2133 CL11 are neck and neck on specs: gear scores 38 and 38.

  • Speed: Kingston HX321LS11IB2/4 4GB (1x4GB) DDR3 2133 CL11 leads (2,133 MHz vs 1,600 MHz).
  • CAS latency: Corsair Dominator GT 4GB (2x2GB) DDR3 1600 CL7 leads (CL7 vs CL11).
  • Corsair Dominator GT 4GB (2x2GB) DDR3 1600 CL7 has lower true latency (8.8 ns vs 10.3 ns; speed and CL combined).
Pick this

Corsair Dominator GT 4GB (2x2GB) DDR3 1600 CL7

If you care most about cAS latency, true latency.

Pick this

Kingston HX321LS11IB2/4 4GB (1x4GB) DDR3 2133 CL11

If you care most about speed.

Spec-by-spec comparison

Corsair Dominator GT 4GB (2x2GB) DDR3 1600 CL7Kingston HX321LS11IB2/4 4GB (1x4GB) DDR3 2133 CL11
38Gear score38
DDR3TypeDDR3
4 GBTotal capacity4 GB
2×2 GBKit1×4 GB
1,600 MHzSpeed2,133 MHz
CL7CAS latencyCL11

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

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FAQ

Is Corsair Dominator GT 4GB (2x2GB) DDR3 1600 CL7 or Kingston HX321LS11IB2/4 4GB (1x4GB) DDR3 2133 CL11 better?

Corsair Dominator GT 4GB (2x2GB) DDR3 1600 CL7 and Kingston HX321LS11IB2/4 4GB (1x4GB) DDR3 2133 CL11 are neck and neck on specs: gear scores 38 and 38. Speed: Kingston HX321LS11IB2/4 4GB (1x4GB) DDR3 2133 CL11 leads (2,133 MHz vs 1,600 MHz). CAS latency: Corsair Dominator GT 4GB (2x2GB) DDR3 1600 CL7 leads (CL7 vs CL11). Corsair Dominator GT 4GB (2x2GB) DDR3 1600 CL7 has lower true latency (8.8 ns vs 10.3 ns; speed and CL combined).

Which one is faster?

Speed: Kingston HX321LS11IB2/4 4GB (1x4GB) DDR3 2133 CL11 leads (2,133 MHz vs 1,600 MHz).