CorsairCMD8GX4M2B3000C15
CorsairCMK16GX4M2A2133C13(|R)
  

Release date ≤ Q1 2016.

VS
About

Release date: Q4 2014.

Real World Speed
Performance profile from 26,046 user samples
352 User Benchmarks
Best Bench: 105% @ 3400 MHz
Worst Bench: 53% @ 3000 MHz
Poor: 53% Great: 105%
SPEED RANK: 39th / 108
25,694 User Benchmarks
Best Bench: 80% @ 3200 MHz
Worst Bench: 42% @ 2133 MHz
Poor: 42% Great: 80%
SPEED RANK: 75th / 108
Effective Speed
Effective RAM Speed
84.6 % Faster effective speed.
+21%
70.1 %
MC Read
Avg. 16 Core Read Bench
32.5 GB/s Faster multi-core read.
+25%
26 GB/s
MC Write
Avg. 16 Core Write Bench
32 GB/s Faster multi-core write.
+22%
26.3 GB/s
MC Mixed
Avg. 16 Core Mixed IO Bench
26 GB/s Faster multi-core mixed.
+18%
22.1 GB/s
MC Read
16 Core Read Bench
42 GB/s Much faster multi-core read.
+37%
30.7 GB/s
MC Write
16 Core Write Bench
41.4 GB/s Much faster multi-core write.
+34%
30.9 GB/s
MC Mixed
16 Core Mixed IO Bench
34 GB/s Faster multi-core mixed.
+27%
26.7 GB/s
Market Share
Based on 21,174,958 RAM Kits tested.
Market Share
Market Share (trailing 30 days)
0 % 0.19 % Insanely higher market share.
+∞%
User Rating
UBM User Rating
50 % 63 % More popular.
+26%
Age
Newest
46+ Months More recent.
+25%
61 Months
SC Read
Avg. 1 Core Read Bench
19.1 GB/s Faster single-core read.
+18%
16.2 GB/s
SC Write
Avg. 1 Core Write Bench
30.7 GB/s Faster single-core write.
+21%
25.4 GB/s
SC Mixed
Avg. 1 Core Mixed IO Bench
24.5 GB/s Faster single-core mixed.
+16%
21.2 GB/s
SC Read
1 Core Read Bench
24.2 GB/s Faster single-core read.
+15%
21 GB/s
SC Write
1 Core Write Bench
40.8 GB/s Much faster single-core write.
+32%
30.9 GB/s
SC Mixed
1 Core Mixed IO Bench
31.2 GB/s Faster single-core mixed.
+21%
25.7 GB/s
Latency
Avg. Physical RAM Latency
67.4 ns Slightly lower access latency.
+8%
73.2 ns
Latency
Physical RAM Latency
48.6 ns Lower access latency.
+19%
60.1 ns
Capacity
Capacity
8GB 16GB
Memory Kit Rankings (Price vs Performance) November 2019 RAM Rankings.

We calculate effective RAM speed which measures performance for typical desktop users. Effective speed is adjusted by current cost per GB to yield value for money. Our calculated values are checked against thousands of individual user ratings. The customizable table below combines these factors to bring you the definitive list of top Memory Kits. [RAMPro]

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Group Test Results

  • Best user rated - User sentiment trumps benchmarks for this comparison.
  • Best value for money - Value for money is based on real world performance.
  • Fastest real world speed - Real World Speed measures performance for typical consumers.
How Fast Is Your RAM? (Bench your build) Size up your PC in less than a minute.

Welcome to our freeware PC speed test tool. UserBenchmark will test your PC and compare the results to other users with the same components. You can quickly size up your PC, identify hardware problems and explore the best upgrades.

UserBenchmark of the month

How it works

  • - Download and run UserBenchMark.
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write, sustained write and mixed IO.
  • - RAM tests include: single/multi core bandwidth and latency.
  • - Reports are generated and presented on userbenchmark.com.
  • - Identify the strongest components in your PC.
  • - See speed test results from other users.
  • - Compare your components to the current market leaders.
  • - Explore your best upgrade options with a virtual PC build.
  • - Compare your in-game FPS to other users with your hardware.
  • - Share your opinion by voting.

 Frequently Asked Questions

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i5-9400F $138Nvidia GTX 1660S (Super) $240Crucial MX500 250GB $45
Intel Core i5-9600K $210AMD RX 580 $170Samsung 850 Evo 120GB $150
Intel Core i7-9700K $334Nvidia GTX 1660-Ti $260Samsung 860 Evo 250GB $51
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3000 C15 2x8GB $65SanDisk Extreme 64GB $88
WD Blue 1TB (2012) $40G.SKILL Trident Z DDR4 3200 C14 4x16GB $612SanDisk Extreme 32GB $48
Seagate Barracuda 3TB (2016) $85Corsair Vengeance LPX DDR4 3200 C16 2x8GB $80SanDisk Ultra Fit 32GB $14
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