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CorsairCMK16GX4M2B3000C15(|B|R)
CorsairCMD16GX4M2B3000C15
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Effective Speed 
+3%
Real World Speed
Performance profile from 30,671 user samples
Benchmark your RAM here
28,673 User Benchmarks
Best Bench: 102% @ 1467 MHz
Worst Bench: 55% @ 1067 MHz
Poor: 55% Great: 102%
SPEED RANK: 27th / 70
1,998 User Benchmarks
Best Bench: 104% @ 3265 MHz
Worst Bench: 62% @ 2133 MHz
Poor: 62% Great: 104%
SPEED RANK: 23rd / 70
Effective Speed
Effective RAM Speed 		82.7 % -3% 85.5 % +3%
Average User Bench 
+3%
MC Read
Avg. 16 Core Read Bench 		31.7 GB/s -2% 32.2 GB/s +2%
MC Write
Avg. 16 Core Write Bench 		31.1 GB/s -4% 32.4 GB/s +4%
MC Mixed
Avg. 16 Core Mixed IO Bench 		25.9 GB/s -4% 27 GB/s +4%
Peak Lab Bench 
+1%
MC Read
16 Core Read Bench 		41.2 GB/s +2% 40.4 GB/s -2%
MC Write
16 Core Write Bench 		39.6 GB/s -2% 40.4 GB/s +2%
MC Mixed
16 Core Mixed IO Bench 		34 GB/s -2% 34.6 GB/s +2%
Value & Sentiment 
+434%
Market Share
Based on 4,142,721 RAM Kits tested.
See market share leaders
Market Share
Market Share (trailing 30 days) 		1.61 % Insanely higher market share.
+1,689% 		0.09 % -1,689%
Value
Value For Money 		45.7 % Slightly better value.
+12% 		41 % -12%
User Rating
UBM User Rating 		69 % More popular.
+25% 		55 % -25%
Price
Price (score) 		$140 Slightly cheaper.
+12% 		$159 -12%
Nice To Haves 
+6%
Age
Newest 		34 Months -29% 24 Months More recent.
+29%
SC Read
Avg. 1 Core Read Bench 		18.9 GB/s -1% 19.1 GB/s +1%
SC Write
Avg. 1 Core Write Bench 		30.9 GB/s -6% 32.6 GB/s Slightly faster single-core write.
+6%
SC Mixed
Avg. 1 Core Mixed IO Bench 		24.5 GB/s -4% 25.6 GB/s +4%
SC Read
1 Core Read Bench 		23.2 GB/s -1% 23.4 GB/s +1%
SC Write
1 Core Write Bench 		41.5 GB/s -4% 43 GB/s +4%
SC Mixed
1 Core Mixed IO Bench 		31 GB/s -3% 32 GB/s +3%
Latency
Avg. Physical RAM Latency 		70.8 ns -5% 67.2 ns Slightly lower access latency.
+5%
Latency
Physical RAM Latency 		49.9 ns -0% 49.7 ns +0%
Specifications 
Capacity
Capacity 		16GB 16GB
User Builds 
28,673
1,998
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) August 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.
  • - Find the best upgrades.
  • - Share your opinion by voting.

 Frequently Asked Questions

Computer Components FAQ
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Graphics Cards
How to force Optimus or Switchable discrete GPUs?
What are the UBM DX11 GPU tests?
What are the UBM DX10 GPU tests?
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Memory Kits
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ALL FAQs »

 Best User Rated
The Best.
CPUGPUSSD
Intel Core i7-7700K $300Nvidia GTX 1070 $367Samsung 850 Evo 250GB $90
AMD Ryzen 7 1700 $280AMD RX 480 $390Samsung 850 Pro 256GB $120
Intel Core i5-7600K $212Nvidia GTX 1060-6GB $280Samsung 850 Evo 500GB $160
HDDRAMUSB
Seagate Barracuda 1TB (2016) $45G.SKILL Trident Z DDR4 3200 C14 4x16GB $718SanDisk Extreme 64GB $45
Seagate Barracuda 3TB (2016) $77Corsair Vengeance LPX DDR4 3000 C15 2x8GB $140SanDisk Extreme 32GB $22
Seagate Barracuda 7200.14 1TB $57HyperX Fury DDR4 2133 C14 2x8GB $139SanDisk Ultra Fit 32GB $13
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