HyperXHX421C14FB(|2)K2/16
CorsairCMK16GX4M2A2400C14(|R)

Release date: Q1 2015.

Release date: Q4 2014.

Real World Speed
Performance profile from 51,952 user samples
26,050 User Benchmarks
Best Bench: 93% @ 3132 MHz
Worst Bench: 41% @ 2133 MHz
Poor: 41% Great: 93%
SPEED RANK: 69th / 105
25,902 User Benchmarks
Best Bench: 90% @ 1600 MHz
Worst Bench: 50% @ 1066 MHz
Poor: 50% Great: 90%
SPEED RANK: 65th / 105
Effective Speed
Effective RAM Speed
72.6 % 74.8 % +3%
MC Read
Avg. 16 Core Read Bench
26.4 GB/s 28.2 GB/s Slightly faster multi-core read.
+7%
MC Write
Avg. 16 Core Write Bench
27.4 GB/s 28.1 GB/s +3%
MC Mixed
Avg. 16 Core Mixed IO Bench
23.4 GB/s 23.4 GB/s
MC Read
16 Core Read Bench
33.9 GB/s 34.5 GB/s +2%
MC Write
16 Core Write Bench
34.7 GB/s 35 GB/s +1%
MC Mixed
16 Core Mixed IO Bench
29.8 GB/s 30 GB/s +1%
Market Share
Based on 14,242,822 RAM Kits tested.
Market Share
Market Share (trailing 30 days)
0.22 % 0.26 % Higher market share.
+18%
Value
Value For Money
64.7 % 116 % Much better value.
+80%
User Rating
UBM User Rating
64 % More popular.
+19%
54 %
Price
Price (score)
$186 $105 Much cheaper.
+43%
Age
Newest
48 Months Slightly more recent.
+8%
52 Months
SC Read
Avg. 1 Core Read Bench
16.4 GB/s 17.4 GB/s Slightly faster single-core read.
+6%
SC Write
Avg. 1 Core Write Bench
26.7 GB/s 27.1 GB/s +1%
SC Mixed
Avg. 1 Core Mixed IO Bench
21.9 GB/s 22.3 GB/s +2%
SC Read
1 Core Read Bench
21.4 GB/s 22.7 GB/s Slightly faster single-core read.
+6%
SC Write
1 Core Write Bench
36.4 GB/s +3% 35.2 GB/s
SC Mixed
1 Core Mixed IO Bench
27.9 GB/s +1% 27.6 GB/s
Latency
Avg. Physical RAM Latency
70.9 ns +2% 72.5 ns
Latency
Physical RAM Latency
58 ns 55.7 ns +4%
Capacity
Capacity
16GB 16GB
Memory Kit Rankings (Price vs Performance) February 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

The Best.
CPUGPUSSD
Intel Core i7-8700K $360Nvidia GTX 1070 $325Samsung 850 Evo 250GB $78
AMD Ryzen 5 1600 $148Nvidia GTX 1060-6GB $220Samsung 850 Evo 500GB $80
Intel Core i5-8600K $260Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $163
HDDRAMUSB
Seagate Barracuda 1TB (2016) $43Corsair Vengeance LPX DDR4 3000 C15 2x8GB $110SanDisk Extreme 64GB $43
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $750SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $43Corsair Vengeance LPX DDR4 3200 C16 2x8GB $120SanDisk Ultra Fit 32GB $12
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