CorsairCMK16GX4M4B3000C15(|B|R)
G.SKILLF4-2400C14Q2-128GRK

Release date: Q4 2014.

Release date: Q2 2015.

Real World Speed
Performance profile from 2,651 user samples
2,625 User Benchmarks
Best Bench: 123% @ 1467 MHz
Worst Bench: 71% @ 1067 MHz
Poor: 71% Great: 123%
SPEED RANK: 16th / 105
26 User Benchmarks
Best Bench: 135% @ 1200 MHz
Worst Bench: 111% @ 2133 MHz
Poor: 111% Great: 135%
SPEED RANK: 1st / 105
Effective Speed
Effective RAM Speed
92.8 % 125 % Much faster effective speed.
+35%
MC Read
Avg. 16 Core Read Bench
34.3 GB/s 51.7 GB/s Much faster multi-core read.
+51%
MC Write
Avg. 16 Core Write Bench
36.6 GB/s 50.1 GB/s Much faster multi-core write.
+37%
MC Mixed
Avg. 16 Core Mixed IO Bench
30.5 GB/s 47 GB/s Much faster multi-core mixed.
+54%
MC Read
16 Core Read Bench
46.2 GB/s 60.1 GB/s Much faster multi-core read.
+30%
MC Write
16 Core Write Bench
54.9 GB/s 59 GB/s Slightly faster multi-core write.
+7%
MC Mixed
16 Core Mixed IO Bench
43.8 GB/s 57.3 GB/s Much faster multi-core mixed.
+31%
Market Share
Based on 10,445,028 RAM Kits tested.
Market Share
Market Share (trailing 30 days)
0.03 % Insanely higher market share.
+∞%
0 %
Value
Value For Money
73.3 % 105 % Much better value.
+43%
User Rating
UBM User Rating
55 % 63 % Slightly more popular.
+15%
Price
Price (score)
$185 Hugely cheaper.
+85%
$1,200
Age
Newest
47 Months 39 Months More recent.
+17%
SC Read
Avg. 1 Core Read Bench
18.4 GB/s Faster single-core read.
+22%
15.1 GB/s
SC Write
Avg. 1 Core Write Bench
31.1 GB/s Much faster single-core write.
+43%
21.8 GB/s
SC Mixed
Avg. 1 Core Mixed IO Bench
25 GB/s Slightly faster single-core mixed.
+13%
22.1 GB/s
SC Read
1 Core Read Bench
23.2 GB/s Much faster single-core read.
+33%
17.5 GB/s
SC Write
1 Core Write Bench
42.8 GB/s Faster single-core write.
+19%
35.9 GB/s
SC Mixed
1 Core Mixed IO Bench
31.3 GB/s Faster single-core mixed.
+19%
26.2 GB/s
Latency
Avg. Physical RAM Latency
64 ns Slightly lower access latency.
+10%
71.5 ns
Latency
Physical RAM Latency
50.4 ns Lower access latency.
+15%
59.3 ns
Capacity
Capacity
16GB 128GB
Memory Kit Rankings (Price vs Performance) September 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 $370Nvidia GTX 1070 $344Samsung 850 Evo 250GB $100
AMD Ryzen 5 1600 $150Nvidia GTX 1060-6GB $230Samsung 850 Evo 500GB $110
Intel Core i5-8600K $245AMD RX 480 $280Samsung 850 Pro 256GB $135
HDDRAMUSB
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $145SanDisk Extreme 64GB $80
Seagate Barracuda 3TB (2016) $77G.SKILL Trident Z DDR4 3200 C14 4x16GB $869SanDisk Extreme 32GB $30
WD Blue 1TB (2012) $38Corsair Vengeance LPX DDR4 3200 C16 2x8GB $167SanDisk Ultra Fit 32GB $11
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