HyperXHX421C14FBK4/32
$165
CorsairCMD64GX4M4B3000C15
$530
 $165 

Release date: Q1 2014.

 $530 

Release date: Q4 2015.

Real World Speed
Performance profile from 2,437 user samples
2,388 User Benchmarks
Best Bench: 111% @ 2667 MHz
Worst Bench: 59% @ 2133 MHz
Poor: 59% Great: 111%
SPEED RANK: 49th / 105
49 User Benchmarks
Best Bench: 152% @ 3000 MHz
Worst Bench: 71% @ 2133 MHz
Poor: 71% Great: 152%
SPEED RANK: 6th / 105
Effective Speed
Effective RAM Speed
80.4 % 105 % Much faster effective speed.
+31%
MC Read
Avg. 16 Core Read Bench
29.3 GB/s 40.5 GB/s Much faster multi-core read.
+38%
MC Write
Avg. 16 Core Write Bench
31.3 GB/s 41.6 GB/s Much faster multi-core write.
+33%
MC Mixed
Avg. 16 Core Mixed IO Bench
27.2 GB/s 38.1 GB/s Much faster multi-core mixed.
+40%
MC Read
16 Core Read Bench
43.3 GB/s 64.3 GB/s Much faster multi-core read.
+48%
MC Write
16 Core Write Bench
44.2 GB/s 65.2 GB/s Much faster multi-core write.
+48%
MC Mixed
16 Core Mixed IO Bench
41.7 GB/s 61.5 GB/s Much faster multi-core mixed.
+47%
Market Share
Based on 11,498,753 RAM Kits tested.
Market Share
Market Share (trailing 30 days)
0.03 % Insanely higher market share.
+∞%
0 %
Value
Value For Money
153 % Much better value.
+40%
109 %
User Rating
UBM User Rating
55 % 64 % More popular.
+16%
Price
Price (score)
$165 Much cheaper.
+69%
$530
Age
Newest
56 Months 37 Months Much more recent.
+34%
SC Read
Avg. 1 Core Read Bench
16.1 GB/s 16.2 GB/s +1%
SC Write
Avg. 1 Core Write Bench
25.8 GB/s +2% 25.3 GB/s
SC Mixed
Avg. 1 Core Mixed IO Bench
21.8 GB/s 23 GB/s Slightly faster single-core mixed.
+6%
SC Read
1 Core Read Bench
19.3 GB/s 22.1 GB/s Slightly faster single-core read.
+15%
SC Write
1 Core Write Bench
30.9 GB/s 43.6 GB/s Much faster single-core write.
+41%
SC Mixed
1 Core Mixed IO Bench
25.6 GB/s 32 GB/s Faster single-core mixed.
+25%
Latency
Avg. Physical RAM Latency
70.5 ns 62.6 ns Slightly lower access latency.
+11%
Latency
Physical RAM Latency
61.6 ns 53.5 ns Slightly lower access latency.
+13%
Capacity
Capacity
32GB 64GB
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 $340Nvidia GTX 1070 $330Samsung 850 Evo 250GB $85
AMD Ryzen 5 1600 $130Nvidia GTX 1060-6GB $243Samsung 850 Evo 500GB $104
Intel Core i5-8600K $237AMD RX 480 $280Samsung 850 Pro 256GB $100
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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