Memory kits / Comparison

Kingston HX321LS11IB2/4 4GB (1x4GB) DDR3 2133 CL11 vs Kingston HyperX 4GB (1x4GB) DDR3 1866 CL9

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
VS
RAM · Kingston

Kingston HyperX 4GB (1x4GB) DDR3 1866 CL9

1×4 GB · DDR3 · 1866 MHz · CL9
GEAR SCORE 38.0 / 100Entry level
Capacity15
Speed23
Latency92
Generation25
Verdict

Kingston HX321LS11IB2/4 4GB (1x4GB) DDR3 2133 CL11 and Kingston HyperX 4GB (1x4GB) DDR3 1866 CL9 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 1,866 MHz).
  • CAS latency: Kingston HyperX 4GB (1x4GB) DDR3 1866 CL9 leads (CL9 vs CL11).
  • Kingston HyperX 4GB (1x4GB) DDR3 1866 CL9 has lower true latency (9.6 ns vs 10.3 ns; speed and CL combined).
Pick this

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

If you care most about speed.

Pick this

Kingston HyperX 4GB (1x4GB) DDR3 1866 CL9

If you care most about cAS latency, true latency.

Spec-by-spec comparison

Kingston HX321LS11IB2/4 4GB (1x4GB) DDR3 2133 CL11Kingston HyperX 4GB (1x4GB) DDR3 1866 CL9
38Gear score38
DDR3TypeDDR3
4 GBTotal capacity4 GB
1×4 GBKit1×4 GB
2,133 MHzSpeed1,866 MHz
CL11CAS latencyCL9

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 Kingston HX321LS11IB2/4 4GB (1x4GB) DDR3 2133 CL11 or Kingston HyperX 4GB (1x4GB) DDR3 1866 CL9 better?

Kingston HX321LS11IB2/4 4GB (1x4GB) DDR3 2133 CL11 and Kingston HyperX 4GB (1x4GB) DDR3 1866 CL9 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 1,866 MHz). CAS latency: Kingston HyperX 4GB (1x4GB) DDR3 1866 CL9 leads (CL9 vs CL11). Kingston HyperX 4GB (1x4GB) DDR3 1866 CL9 has lower true latency (9.6 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 1,866 MHz).