Kingston Black 2GB (1x2GB) DDR3 1600 CL9 vs Kingston KHX1333C7S3K2/4G 4GB (2x2GB) DDR3 1333 CL7
Kingston Black 2GB (1x2GB) DDR3 1600 CL9
1×2 GB · DDR3 · 1600 MHz · CL9Kingston KHX1333C7S3K2/4G 4GB (2x2GB) DDR3 1333 CL7
2×2 GB · DDR3 · 1333 MHz · CL7Kingston Black 2GB (1x2GB) DDR3 1600 CL9 and Kingston KHX1333C7S3K2/4G 4GB (2x2GB) DDR3 1333 CL7 are neck and neck on specs: gear scores 34 and 33.
- Total capacity: Kingston KHX1333C7S3K2/4G 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: Kingston KHX1333C7S3K2/4G 4GB (2x2GB) DDR3 1333 CL7 leads (CL7 vs CL9).
- Kingston KHX1333C7S3K2/4G 4GB (2x2GB) DDR3 1333 CL7 has lower true latency (10.5 ns vs 11.3 ns; speed and CL combined).
Kingston Black 2GB (1x2GB) DDR3 1600 CL9
If you care most about speed.
Kingston KHX1333C7S3K2/4G 4GB (2x2GB) DDR3 1333 CL7
If you care most about total capacity, cAS latency, true latency.
Spec-by-spec comparison
| Kingston Black 2GB (1x2GB) DDR3 1600 CL9 | Kingston KHX1333C7S3K2/4G 4GB (2x2GB) DDR3 1333 CL7 | |
|---|---|---|
| 34 | Gear score | 33 |
| DDR3 | Type | DDR3 |
| 2 GB | Total capacity | 4 GB |
| 1×2 GB | Kit | 2×2 GB |
| 1,600 MHz | Speed | 1,333 MHz |
| CL9 | CAS latency | CL7 |
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.
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 Kingston Black 2GB (1x2GB) DDR3 1600 CL9 or Kingston KHX1333C7S3K2/4G 4GB (2x2GB) DDR3 1333 CL7 better?
Kingston Black 2GB (1x2GB) DDR3 1600 CL9 and Kingston KHX1333C7S3K2/4G 4GB (2x2GB) DDR3 1333 CL7 are neck and neck on specs: gear scores 34 and 33. Total capacity: Kingston KHX1333C7S3K2/4G 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: Kingston KHX1333C7S3K2/4G 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).