Memory kits / Comparison

Corsair CMV4GX4M1A2133C15 4GB (1x4GB) DDR4 2133 CL15 vs G.Skill ECO 8GB (2x4GB) DDR3 1333 CL7

RAM · Corsair

Corsair CMV4GX4M1A2133C15 4GB (1x4GB) DDR4 2133 CL15

1×4 GB · DDR4 · 2133 MHz · CL15
GEAR SCORE 39.0 / 100Entry level
Capacity15
Speed32
Latency62
Generation62
VS
RAM · G.Skill

G.Skill ECO 8GB (2x4GB) DDR3 1333 CL7

2×4 GB · DDR3 · 1333 MHz · CL7
GEAR SCORE 39.0 / 100Entry level
Capacity35
Speed12
Latency86
Generation25
Verdict

Corsair CMV4GX4M1A2133C15 4GB (1x4GB) DDR4 2133 CL15 and G.Skill ECO 8GB (2x4GB) DDR3 1333 CL7 are neck and neck on specs: gear scores 39 and 39.

  • Total capacity: G.Skill ECO 8GB (2x4GB) DDR3 1333 CL7 leads (8 GB vs 4 GB).
  • Speed: Corsair CMV4GX4M1A2133C15 4GB (1x4GB) DDR4 2133 CL15 leads (2,133 MHz vs 1,333 MHz).
  • CAS latency: G.Skill ECO 8GB (2x4GB) DDR3 1333 CL7 leads (CL7 vs CL15).
  • G.Skill ECO 8GB (2x4GB) DDR3 1333 CL7 has lower true latency (10.5 ns vs 14.1 ns; speed and CL combined).
Pick this

Corsair CMV4GX4M1A2133C15 4GB (1x4GB) DDR4 2133 CL15

If you care most about speed.

Pick this

G.Skill ECO 8GB (2x4GB) DDR3 1333 CL7

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

Spec-by-spec comparison

Corsair CMV4GX4M1A2133C15 4GB (1x4GB) DDR4 2133 CL15G.Skill ECO 8GB (2x4GB) DDR3 1333 CL7
39Gear score39
DDR4TypeDDR3
4 GBTotal capacity8 GB
1×4 GBKit2×4 GB
2,133 MHzSpeed1,333 MHz
CL15CAS latencyCL7
≈ $38Estimated price—

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 Corsair CMV4GX4M1A2133C15 4GB (1x4GB) DDR4 2133 CL15 or G.Skill ECO 8GB (2x4GB) DDR3 1333 CL7 better?

Corsair CMV4GX4M1A2133C15 4GB (1x4GB) DDR4 2133 CL15 and G.Skill ECO 8GB (2x4GB) DDR3 1333 CL7 are neck and neck on specs: gear scores 39 and 39. Total capacity: G.Skill ECO 8GB (2x4GB) DDR3 1333 CL7 leads (8 GB vs 4 GB). Speed: Corsair CMV4GX4M1A2133C15 4GB (1x4GB) DDR4 2133 CL15 leads (2,133 MHz vs 1,333 MHz). CAS latency: G.Skill ECO 8GB (2x4GB) DDR3 1333 CL7 leads (CL7 vs CL15).

Which one is faster?

Speed: Corsair CMV4GX4M1A2133C15 4GB (1x4GB) DDR4 2133 CL15 leads (2,133 MHz vs 1,333 MHz).