Memory kits / Comparison

G.Skill Ripjaws 8GB (2x4GB) DDR3 1066 CL7 vs Patriot Viper Xtreme 4GB (2x2GB) DDR3 1600 CL8

RAM · G.Skill

G.Skill Ripjaws 8GB (2x4GB) DDR3 1066 CL7

2×4 GB · DDR3 · 1066 MHz · CL7
GEAR SCORE 35.0 / 100Entry level
Capacity35
Speed12
Latency68
Generation25
VS
RAM · Patriot

Patriot Viper Xtreme 4GB (2x2GB) DDR3 1600 CL8

2×2 GB · DDR3 · 1600 MHz · CL8
GEAR SCORE 36.0 / 100Entry level
Capacity15
Speed18
Latency90
Generation25
Verdict

G.Skill Ripjaws 8GB (2x4GB) DDR3 1066 CL7 and Patriot Viper Xtreme 4GB (2x2GB) DDR3 1600 CL8 are neck and neck on specs: gear scores 35 and 36.

  • Total capacity: G.Skill Ripjaws 8GB (2x4GB) DDR3 1066 CL7 leads (8 GB vs 4 GB).
  • Speed: Patriot Viper Xtreme 4GB (2x2GB) DDR3 1600 CL8 leads (1,600 MHz vs 1,066 MHz).
  • CAS latency: G.Skill Ripjaws 8GB (2x4GB) DDR3 1066 CL7 leads (CL7 vs CL8).
  • Patriot Viper Xtreme 4GB (2x2GB) DDR3 1600 CL8 has lower true latency (10.0 ns vs 13.1 ns; speed and CL combined).
Pick this

G.Skill Ripjaws 8GB (2x4GB) DDR3 1066 CL7

If you care most about total capacity, cAS latency.

Pick this

Patriot Viper Xtreme 4GB (2x2GB) DDR3 1600 CL8

If you care most about speed, true latency.

Spec-by-spec comparison

G.Skill Ripjaws 8GB (2x4GB) DDR3 1066 CL7Patriot Viper Xtreme 4GB (2x2GB) DDR3 1600 CL8
35Gear score36
DDR3TypeDDR3
8 GBTotal capacity4 GB
2×4 GBKit2×2 GB
1,066 MHzSpeed1,600 MHz
CL7CAS latencyCL8
≈ $64Estimated price≈ $126

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 Ripjaws 8GB (2x4GB) DDR3 1066 CL7 or Patriot Viper Xtreme 4GB (2x2GB) DDR3 1600 CL8 better?

G.Skill Ripjaws 8GB (2x4GB) DDR3 1066 CL7 and Patriot Viper Xtreme 4GB (2x2GB) DDR3 1600 CL8 are neck and neck on specs: gear scores 35 and 36. Total capacity: G.Skill Ripjaws 8GB (2x4GB) DDR3 1066 CL7 leads (8 GB vs 4 GB). Speed: Patriot Viper Xtreme 4GB (2x2GB) DDR3 1600 CL8 leads (1,600 MHz vs 1,066 MHz). CAS latency: G.Skill Ripjaws 8GB (2x4GB) DDR3 1066 CL7 leads (CL7 vs CL8).

Which one is faster?

Speed: Patriot Viper Xtreme 4GB (2x2GB) DDR3 1600 CL8 leads (1,600 MHz vs 1,066 MHz).

How much do they cost?

Estimated prices: G.Skill Ripjaws 8GB (2x4GB) DDR3 1066 CL7 ≈ $64, Patriot Viper Xtreme 4GB (2x2GB) DDR3 1600 CL8 ≈ $126. Current prices vary by store.