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CorsairCMK16GX4M2B3000C15(|B|R)
CorsairCMD16GX4M2B3000C15
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Effective Speed 
+7%
Real World Speed
Performance profile from 21,233 user samples
Benchmark your RAM here
20,013 User Benchmarks
Best Bench: 103% @ 3562 MHz
Worst Bench: 42% @ 2133 MHz
Poor: 42% Great: 103%
SPEED RANK: 29th / 70
1,220 User Benchmarks
Best Bench: 104% @ 3600 MHz
Worst Bench: 66% @ 1067 MHz
Poor: 66% Great: 104%
SPEED RANK: 21st / 70
Effective Speed
Effective RAM Speed 		82.3 % -7% 87.9 % Slightly faster effective speed.
+7%
Average User Bench 
+7%
MC Read
Avg. 16 Core Read Bench 		31.5 GB/s -4% 32.7 GB/s +4%
MC Write
Avg. 16 Core Write Bench 		30.9 GB/s -8% 33.5 GB/s Slightly faster multi-core write.
+8%
MC Mixed
Avg. 16 Core Mixed IO Bench 		25.7 GB/s -8% 27.7 GB/s Slightly faster multi-core mixed.
+8%
Peak Lab Bench 
+1%
MC Read
16 Core Read Bench 		41.2 GB/s Slightly faster multi-core read.
+5% 		39.1 GB/s -5%
MC Write
16 Core Write Bench 		39.7 GB/s -3% 40.8 GB/s +3%
MC Mixed
16 Core Mixed IO Bench 		33.8 GB/s -0% 33.9 GB/s +0%
Value & Sentiment 
+481%
Market Share
Based on 3,515,306 RAM Kits tested.
See market share leaders
Market Share
Market Share (trailing 30 days) 		1.37 % Insanely higher market share.
+1,857% 		0.07 % -1,857%
Value
Value For Money 		50.3 % Better value.
+22% 		41.4 % -22%
User Rating
UBM User Rating 		69 % More popular.
+25% 		55 % -25%
Price
Price (score) 		$127 Cheaper.
+20% 		$160 -20%
Nice To Haves 
+7%
Age
Newest 		32 Months -31% 22 Months Much more recent.
+31%
SC Read
Avg. 1 Core Read Bench 		19 GB/s -3% 19.5 GB/s +3%
SC Write
Avg. 1 Core Write Bench 		31 GB/s -10% 34.1 GB/s Slightly faster single-core write.
+10%
SC Mixed
Avg. 1 Core Mixed IO Bench 		24.6 GB/s -8% 26.5 GB/s Slightly faster single-core mixed.
+8%
SC Read
1 Core Read Bench 		23.4 GB/s +0% 23.3 GB/s -0%
SC Write
1 Core Write Bench 		41.9 GB/s -3% 43.3 GB/s +3%
SC Mixed
1 Core Mixed IO Bench 		30.9 GB/s -4% 32 GB/s +4%
Latency
Avg. Physical RAM Latency 		69.5 ns -8% 64.2 ns Slightly lower access latency.
+8%
Latency
Physical RAM Latency 		49.8 ns -0% 49.6 ns +0%
Specifications 
Capacity
Capacity 		16GB 16GB
User Builds 
20,013
1,220
Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money.

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Memory Kit Rankings (Price vs Performance) June 2017 RAM Rankings.

Welcome to our DDR4 Memory Kit comparison. We calculate effective RAM speed which measures performance for typical desktop users. Effective speed is adjusted by cost per GB to yield value for money. Calculated values don't always tell the whole picture so we check them against thousands of individual user ratings. The customizable table below combines these factors and more to bring you the definitive list of top Memory Kits. Share your opinion by voting. [RAMPro]

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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.

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How it works

  • - Download and run UserBenchMark (UBM).
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write and mixed IO.
  • - Checks include: 4k Align, NCQ, TRIM, SATA, USB & S.M.A.R.T.
  • - 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 highest voted in class.
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 Frequently Asked Questions

Computer Components FAQ
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Memory Kits
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 Best User Rated
The Best.
CPUGPUSSD
Intel Core i7-7700K $309Nvidia GTX 1070 $390Samsung 850 Evo 250GB $100
AMD Ryzen 7 1700 $297AMD RX 480 $608Samsung 850 Pro 256GB $125
Intel Core i5-7600K $233Nvidia GTX 1060-6GB $268Samsung 850 Evo 500GB $169
HDDRAMUSB
Seagate Barracuda 1TB (2016) $50Corsair Vengeance LPX DDR4 3000 C15 2x8GB $127SanDisk Extreme 64GB $45
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $696SanDisk Extreme 32GB $22
Seagate Barracuda 7200.14 1TB $46HyperX Fury DDR4 2133 C14 2x8GB $144SanDisk Ultra Fit 32GB $13
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