Memory kits / Comparison

G.Skill F3-1333C9S-8GSL 8GB (1x8GB) DDR3 1333 CL9 vs G.Skill Ripjaws X 4GB (2x2GB) DDR3 1333 CL7

RAM · G.Skill

G.Skill F3-1333C9S-8GSL 8GB (1x8GB) DDR3 1333 CL9

1×8 GB · DDR3 · 1333 MHz · CL9
GEAR SCORE 34.0 / 100Entry level
Capacity35
Speed12
Latency65
Generation25
VS
RAM · G.Skill

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

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

G.Skill F3-1333C9S-8GSL 8GB (1x8GB) DDR3 1333 CL9 and G.Skill Ripjaws X 4GB (2x2GB) DDR3 1333 CL7 are neck and neck on specs: gear scores 34 and 33.

  • Total capacity: G.Skill F3-1333C9S-8GSL 8GB (1x8GB) DDR3 1333 CL9 leads (8 GB vs 4 GB).
  • CAS latency: G.Skill Ripjaws X 4GB (2x2GB) DDR3 1333 CL7 leads (CL7 vs CL9).
  • G.Skill Ripjaws X 4GB (2x2GB) DDR3 1333 CL7 has lower true latency (10.5 ns vs 13.5 ns; speed and CL combined).
Pick this

G.Skill F3-1333C9S-8GSL 8GB (1x8GB) DDR3 1333 CL9

If you care most about total capacity.

Pick this

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

If you care most about cAS latency, true latency.

Spec-by-spec comparison

G.Skill F3-1333C9S-8GSL 8GB (1x8GB) DDR3 1333 CL9G.Skill Ripjaws X 4GB (2x2GB) DDR3 1333 CL7
34Gear score33
DDR3TypeDDR3
8 GBTotal capacity4 GB
1×8 GBKit2×2 GB
1,333 MHzSpeed1,333 MHz
CL9CAS latencyCL7

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.

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FAQ

Is G.Skill F3-1333C9S-8GSL 8GB (1x8GB) DDR3 1333 CL9 or G.Skill Ripjaws X 4GB (2x2GB) DDR3 1333 CL7 better?

G.Skill F3-1333C9S-8GSL 8GB (1x8GB) DDR3 1333 CL9 and G.Skill Ripjaws X 4GB (2x2GB) DDR3 1333 CL7 are neck and neck on specs: gear scores 34 and 33. Total capacity: G.Skill F3-1333C9S-8GSL 8GB (1x8GB) DDR3 1333 CL9 leads (8 GB vs 4 GB). CAS latency: G.Skill Ripjaws X 4GB (2x2GB) DDR3 1333 CL7 leads (CL7 vs CL9). G.Skill Ripjaws X 4GB (2x2GB) DDR3 1333 CL7 has lower true latency (10.5 ns vs 13.5 ns; speed and CL combined).