CorsairCMD64GX4M4B3000C15
$530
Corsair
 $530 

Release date: Q4 2015.

VS
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Release date ≈ Q4 2017.

Real World Speed
Performance profile from 339 user samples
71 User Benchmarks
Best Bench: 151% @ 3000 MHz
Worst Bench: 71% @ 2133 MHz
Poor: 71% Great: 151%
SPEED RANK: 5th / 108
268 User Benchmarks
Best Bench: 101% @ 3200 MHz
Worst Bench: 65% @ 1067 MHz
Poor: 65% Great: 101%
SPEED RANK: 31st / 108
Effective Speed
Effective RAM Speed
105 % Faster effective speed.
+22%
86.7 %
MC Read
Avg. 16 Core Read Bench
40.1 GB/s Faster multi-core read.
+17%
34.3 GB/s
MC Write
Avg. 16 Core Write Bench
42.8 GB/s Much faster multi-core write.
+32%
32.4 GB/s
MC Mixed
Avg. 16 Core Mixed IO Bench
37.7 GB/s Much faster multi-core mixed.
+48%
25.4 GB/s
MC Read
16 Core Read Bench
63.4 GB/s Much faster multi-core read.
+54%
41.3 GB/s
MC Write
16 Core Write Bench
65.2 GB/s Much faster multi-core write.
+70%
38.3 GB/s
MC Mixed
16 Core Mixed IO Bench
56.4 GB/s Much faster multi-core mixed.
+72%
32.8 GB/s
Market Share
Based on 21,266,215 RAM Kits tested.
Market Share
Market Share (trailing 30 days)
0 % 0 %
User Rating
UBM User Rating
63 % More popular.
+26%
50 %
Age
Newest
49 Months 23+ Months Much more recent.
+53%
SC Read
Avg. 1 Core Read Bench
15.8 GB/s 20 GB/s Faster single-core read.
+27%
SC Write
Avg. 1 Core Write Bench
25.7 GB/s 32.5 GB/s Faster single-core write.
+26%
SC Mixed
Avg. 1 Core Mixed IO Bench
22.5 GB/s 26.3 GB/s Faster single-core mixed.
+17%
SC Read
1 Core Read Bench
21.5 GB/s 24.3 GB/s Slightly faster single-core read.
+13%
SC Write
1 Core Write Bench
41.3 GB/s +1% 40.7 GB/s
SC Mixed
1 Core Mixed IO Bench
31.6 GB/s +3% 30.8 GB/s
Latency
Avg. Physical RAM Latency
63.3 ns 62.5 ns +1%
Latency
Physical RAM Latency
53.8 ns 50.5 ns Slightly lower access latency.
+6%
Capacity
Capacity
64GB 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

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CPUGPUSSD
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Intel Core i5-9600K $195AMD RX 590 $185Samsung 850 Evo 120GB $150
Intel Core i7-9700K $340Nvidia RTX 2060 $325Samsung 860 Evo 250GB $51
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3000 C15 2x8GB $68SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $40G.SKILL Trident Z DDR4 3200 C14 4x16GB $609SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $85Corsair Vengeance LPX DDR4 3200 C16 2x8GB $68SanDisk Extreme 16GB $24
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