CorsairCMK16GX4M2B3200C16(|R)
CorsairCMK16GX4M4B3000C15(|B|R)

Release date: Q3 2015.

Release date: Q4 2014.

Real World Speed
Performance profile from 59,789 user samples
57,116 User Benchmarks
Best Bench: 109% @ 1800 MHz
Worst Bench: 59% @ 2133 MHz
Poor: 59% Great: 109%
SPEED RANK: 27th / 105
2,673 User Benchmarks
Best Bench: 119% @ 1500 MHz
Worst Bench: 71% @ 2133 MHz
Poor: 71% Great: 119%
SPEED RANK: 16th / 105
Effective Speed
Effective RAM Speed
89.7 % 92.6 % +3%
MC Read
Avg. 16 Core Read Bench
35.1 GB/s +2% 34.3 GB/s
MC Write
Avg. 16 Core Write Bench
33.6 GB/s 36.4 GB/s Slightly faster multi-core write.
+8%
MC Mixed
Avg. 16 Core Mixed IO Bench
27.4 GB/s 30.5 GB/s Slightly faster multi-core mixed.
+11%
MC Read
16 Core Read Bench
44.3 GB/s 45.6 GB/s +3%
MC Write
16 Core Write Bench
41.8 GB/s 53.7 GB/s Faster multi-core write.
+28%
MC Mixed
16 Core Mixed IO Bench
35.1 GB/s 42.9 GB/s Faster multi-core mixed.
+22%
Market Share
Based on 11,539,469 RAM Kits tested.
Market Share
Market Share (trailing 30 days)
0.61 % Insanely higher market share.
+1,933%
0.03 %
Value
Value For Money
103 % Much better value.
+37%
74.9 %
User Rating
UBM User Rating
67 % More popular.
+22%
55 %
Price
Price (score)
$130 Cheaper.
+28%
$181
Age
Newest
40 Months More recent.
+18%
49 Months
SC Read
Avg. 1 Core Read Bench
20.6 GB/s Slightly faster single-core read.
+13%
18.3 GB/s
SC Write
Avg. 1 Core Write Bench
32.8 GB/s Slightly faster single-core write.
+5%
31.2 GB/s
SC Mixed
Avg. 1 Core Mixed IO Bench
26.3 GB/s Slightly faster single-core mixed.
+6%
24.9 GB/s
SC Read
1 Core Read Bench
25.9 GB/s Slightly faster single-core read.
+12%
23.2 GB/s
SC Write
1 Core Write Bench
43.3 GB/s +2% 42.5 GB/s
SC Mixed
1 Core Mixed IO Bench
32.3 GB/s +4% 31.2 GB/s
Latency
Avg. Physical RAM Latency
66.4 ns 65.2 ns +2%
Latency
Physical RAM Latency
47.6 ns Slightly lower access latency.
+6%
50.4 ns
Capacity
Capacity
16GB 16GB
Memory Kit Rankings (Price vs Performance) November 2018 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 i7-8700K $359Nvidia GTX 1070 $330Samsung 850 Evo 250GB $85
AMD Ryzen 5 1600 $130Nvidia GTX 1060-6GB $243Samsung 850 Evo 500GB $102
Intel Core i5-8600K $237AMD RX 480 $280Samsung 850 Pro 256GB $163
HDDRAMUSB
Seagate Barracuda 1TB (2016) $45Corsair Vengeance LPX DDR4 3000 C15 2x8GB $130SanDisk Extreme 64GB $43
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $869SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $45Corsair Vengeance LPX DDR4 3200 C16 2x8GB $130SanDisk Ultra Fit 32GB $12
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