Memory kits / Comparison

G.Skill Ripjaws 4GB (2x2GB) DDR3 1333 CL7 vs Kingston Black 2GB (1x2GB) DDR3 1600 CL9

RAM · G.Skill

G.Skill Ripjaws 4GB (2x2GB) DDR3 1333 CL7

2×2 GB · DDR3 · 1333 MHz · CL7
GEAR SCORE 33.0 / 100Entry level
Capacity15
Speed12
Latency86
Generation25
VS
RAM · Kingston

Kingston Black 2GB (1x2GB) DDR3 1600 CL9

1×2 GB · DDR3 · 1600 MHz · CL9
GEAR SCORE 34.0 / 100Entry level
Capacity15
Speed18
Latency80
Generation25
Verdict

G.Skill Ripjaws 4GB (2x2GB) DDR3 1333 CL7 and Kingston Black 2GB (1x2GB) DDR3 1600 CL9 are neck and neck on specs: gear scores 33 and 34.

  • Total capacity: G.Skill Ripjaws 4GB (2x2GB) DDR3 1333 CL7 leads (4 GB vs 2 GB).
  • Speed: Kingston Black 2GB (1x2GB) DDR3 1600 CL9 leads (1,600 MHz vs 1,333 MHz).
  • CAS latency: G.Skill Ripjaws 4GB (2x2GB) DDR3 1333 CL7 leads (CL7 vs CL9).
  • G.Skill Ripjaws 4GB (2x2GB) DDR3 1333 CL7 has lower true latency (10.5 ns vs 11.3 ns; speed and CL combined).
Pick this

G.Skill Ripjaws 4GB (2x2GB) DDR3 1333 CL7

If you care most about total capacity, cAS latency, true latency.

Pick this

Kingston Black 2GB (1x2GB) DDR3 1600 CL9

If you care most about speed.

Spec-by-spec comparison

G.Skill Ripjaws 4GB (2x2GB) DDR3 1333 CL7Kingston Black 2GB (1x2GB) DDR3 1600 CL9
33Gear score34
DDR3TypeDDR3
4 GBTotal capacity2 GB
2×2 GBKit1×2 GB
1,333 MHzSpeed1,600 MHz
CL7CAS 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

Which one adds more to your setup?

The scanner finds your graphics card, CPU, RAM, monitor, mouse and keyboard in under a minute. You get a score out of 100, estimated FPS in games, a bottleneck check and upgrade tips made for you.

FAQ

Is G.Skill Ripjaws 4GB (2x2GB) DDR3 1333 CL7 or Kingston Black 2GB (1x2GB) DDR3 1600 CL9 better?

G.Skill Ripjaws 4GB (2x2GB) DDR3 1333 CL7 and Kingston Black 2GB (1x2GB) DDR3 1600 CL9 are neck and neck on specs: gear scores 33 and 34. Total capacity: G.Skill Ripjaws 4GB (2x2GB) DDR3 1333 CL7 leads (4 GB vs 2 GB). Speed: Kingston Black 2GB (1x2GB) DDR3 1600 CL9 leads (1,600 MHz vs 1,333 MHz). CAS latency: G.Skill Ripjaws 4GB (2x2GB) DDR3 1333 CL7 leads (CL7 vs CL9).

Which one is faster?

Speed: Kingston Black 2GB (1x2GB) DDR3 1600 CL9 leads (1,600 MHz vs 1,333 MHz).