CorsairCMK16GX4M2B3200C16(|R)
CorsairCMK16GX4M2A2133C13(|R)
Real World Speed
Performance profile from 31,193 user samples
23,359 User Benchmarks
Best Bench: 107% @ 3600 MHz
Worst Bench: 59% @ 1067 MHz
Poor: 59% Great: 107%
SPEED RANK: 19th / 70
7,834 User Benchmarks
Best Bench: 79% @ 2667 MHz
Worst Bench: 40% @ 2133 MHz
Poor: 40% Great: 79%
SPEED RANK: 46th / 70
Effective Speed
Effective RAM Speed
88.4 % Faster effective speed.
+28%
68.8 % -28%
MC Read
Avg. 16 Core Read Bench
34.6 GB/s Much faster multi-core read.
+36%
25.4 GB/s -36%
MC Write
Avg. 16 Core Write Bench
32.8 GB/s Faster multi-core write.
+26%
26 GB/s -26%
MC Mixed
Avg. 16 Core Mixed IO Bench
27.8 GB/s Faster multi-core mixed.
+28%
21.7 GB/s -28%
MC Read
16 Core Read Bench
43.4 GB/s Much faster multi-core read.
+44%
30.1 GB/s -44%
MC Write
16 Core Write Bench
41.8 GB/s Much faster multi-core write.
+40%
29.8 GB/s -40%
MC Mixed
16 Core Mixed IO Bench
34.9 GB/s Much faster multi-core mixed.
+32%
26.5 GB/s -32%
Market Share
Based on 4,916,976 RAM Kits tested.
Market Share
Market Share (trailing 30 days)
1.01 % Hugely higher market share.
+274%
0.27 % -274%
Value
Value For Money
36.8 % Slightly better value.
+10%
33.4 % -10%
User Rating
UBM User Rating
65 % +5% 62 % -5%
Price
Price (score)
$180 -3% $175 +3%
Age
Newest
27 Months More recent.
+25%
36 Months -25%
SC Read
Avg. 1 Core Read Bench
20.2 GB/s Faster single-core read.
+28%
15.8 GB/s -28%
SC Write
Avg. 1 Core Write Bench
33.5 GB/s Much faster single-core write.
+34%
25 GB/s -34%
SC Mixed
Avg. 1 Core Mixed IO Bench
25.8 GB/s Faster single-core mixed.
+25%
20.7 GB/s -25%
SC Read
1 Core Read Bench
24.2 GB/s Faster single-core read.
+27%
19.1 GB/s -27%
SC Write
1 Core Write Bench
44.6 GB/s Much faster single-core write.
+47%
30.4 GB/s -47%
SC Mixed
1 Core Mixed IO Bench
33 GB/s Much faster single-core mixed.
+33%
24.8 GB/s -33%
Latency
Avg. Physical RAM Latency
70.8 ns +2% 72.4 ns -2%
Latency
Physical RAM Latency
48.2 ns Lower access latency.
+21%
61.1 ns -21%
Capacity
Capacity
16GB 16GB
Memory Kit Rankings (Price vs Performance) October 2017 RAM Rankings.

Welcome to our DDR4 Memory Kit comparison. We calculate effective RAM speed which measures performance for typical desktop users. Effective speed is adjusted by cost per GB to yield value for money. Calculated values don't always tell the whole picture so we check them against thousands of individual user ratings. The customizable table below combines these factors and more to bring you the definitive list of top Memory Kits. Share your opinion by voting. [RAMPro]

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 (UBM).
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write and mixed IO.
  • - Checks include: 4k Align, NCQ, TRIM, SATA, USB & S.M.A.R.T.
  • - 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 highest voted in class.
  • - Find the best upgrades.
  • - Share your opinion by voting.

 Frequently Asked Questions

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i7-7700K $299Nvidia GTX 1070 $386Samsung 850 Evo 250GB $95
AMD Ryzen 7 1700 $280AMD RX 480 $508Samsung 850 Pro 256GB $126
Intel Core i5-7600K $230Nvidia GTX 1060-6GB $265Samsung 850 Evo 500GB $140
HDDRAMUSB
Seagate Barracuda 1TB (2016) $45Corsair Vengeance LPX DDR4 3000 C15 2x8GB $158SanDisk Extreme 64GB $33
Seagate Barracuda 3TB (2016) $75G.SKILL Trident Z DDR4 3200 C14 4x16GB $920SanDisk Extreme 32GB $22
Seagate Barracuda 2TB (2016) $67Corsair Vengeance LPX DDR4 3200 C16 2x8GB $180SanDisk Ultra Fit 32GB $13
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