CorsairCMD64GX4M4B3000C15
$530
CorsairCMK16GX4M2B3200C16(|R)
 $530 

Release date: Q4 2015.

Release date: Q3 2015.

Real World Speed
Performance profile from 50,714 user samples
47 User Benchmarks
Best Bench: 152% @ 3000 MHz
Worst Bench: 72% @ 2133 MHz
Poor: 72% Great: 152%
SPEED RANK: 5th / 105
50,667 User Benchmarks
Best Bench: 109% @ 1600 MHz
Worst Bench: 64% @ 2133 MHz
Poor: 64% Great: 109%
SPEED RANK: 23rd / 105
Effective Speed
Effective RAM Speed
106 % Faster effective speed.
+16%
91 %
MC Read
Avg. 16 Core Read Bench
40.6 GB/s Slightly faster multi-core read.
+15%
35.4 GB/s
MC Write
Avg. 16 Core Write Bench
41.7 GB/s Faster multi-core write.
+22%
34.2 GB/s
MC Mixed
Avg. 16 Core Mixed IO Bench
38.3 GB/s Much faster multi-core mixed.
+37%
28 GB/s
MC Read
16 Core Read Bench
64.3 GB/s Much faster multi-core read.
+46%
44.1 GB/s
MC Write
16 Core Write Bench
65.2 GB/s Much faster multi-core write.
+56%
41.9 GB/s
MC Mixed
16 Core Mixed IO Bench
61.5 GB/s Much faster multi-core mixed.
+75%
35.2 GB/s
Market Share
Based on 10,944,204 RAM Kits tested.
Market Share
Market Share (trailing 30 days)
0 % 0.71 % Insanely higher market share.
+∞%
Value
Value For Money
109 % Better value.
+18%
92.6 %
User Rating
UBM User Rating
64 % 66 % +3%
Price
Price (score)
$530 $145 Much cheaper.
+73%
Age
Newest
36 Months Slightly more recent.
+8%
39 Months
SC Read
Avg. 1 Core Read Bench
16.3 GB/s 20.7 GB/s Faster single-core read.
+27%
SC Write
Avg. 1 Core Write Bench
25.4 GB/s 33.7 GB/s Much faster single-core write.
+33%
SC Mixed
Avg. 1 Core Mixed IO Bench
23.1 GB/s 26.7 GB/s Faster single-core mixed.
+16%
SC Read
1 Core Read Bench
22.1 GB/s 26.3 GB/s Faster single-core read.
+19%
SC Write
1 Core Write Bench
43.6 GB/s 43.6 GB/s
SC Mixed
1 Core Mixed IO Bench
32 GB/s 32.3 GB/s +1%
Latency
Avg. Physical RAM Latency
62.5 ns Slightly lower access latency.
+5%
66.1 ns
Latency
Physical RAM Latency
53.5 ns 48.2 ns Slightly lower access latency.
+10%
Capacity
Capacity
64GB 16GB
Memory Kit Rankings (Price vs Performance) October 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

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CPUGPUSSD
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AMD Ryzen 5 1600 $155Nvidia GTX 1060-6GB $249Samsung 850 Evo 500GB $120
Intel Core i7-7700K $355AMD RX 480 $280Samsung 850 Pro 256GB $163
HDDRAMUSB
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Seagate Barracuda 2TB (2016) $60Corsair Vengeance LPX DDR4 3200 C16 2x8GB $145SanDisk Ultra Fit 32GB $12
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