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Corsair CMK16GX4M2A2666C16(|R)

Vengeance LPX DDR4 2666 C16 2x8GB

Average Bench: 79.3% (55th of 108)

Based on 56,299 user benchmarks.  Model: Corsair Vengeance LPX CMK16GX4M2A2666C16 2x8GB
Poor: 61%Average: 79.3% Great: 97%

Popular builds with this RAM

Good average bench

The Corsair Vengeance LPX DDR4 2666 C16 2x8GB averaged 20.6% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Corsair Vengeance LPX DDR4 2666 C16 2x8GB near the top of the comparison list.

Strengths

Avg. 16 Core Read Bench 30.8GB/s
Avg. 16 Core Write Bench 29GB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Corsair Vengeance LPX DDR4 2666 C16 2x8GB is 36.4%. This is a relatively wide range which indicates that the Corsair Vengeance LPX DDR4 2666 C16 2x8GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 1 Core Read Bench 18.9GB/s
Avg. Physical RAM Latency 73.2ns
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Average Bench

(Based on 56,299 samples)
Rank 5579.3%
Min Avg Max
21.5 MC Read 30.8 38.3
18 MC Write 29 36.2
18.7 MC Mixed 25.1 32.9
80.9% 28.3 GB/s
Min Avg Max
13.4 SC Read 18.9 24.3
17.1 SC Write 28.2 37
15.9 SC Mixed 24 29.5
67.7% 23.7 GB/s
Min Avg Max
54.9 Latency 73.2 99.5
54.7% 73.2 ns
User Benchmarks Bench Multi core Single core Latency
The fastest RAM (mainstream) averages a speed of 100%
2 of 4 slots used
16GB DIMM DDR4 clocked @ 2666 MHz
94.9% Outstanding
MC Read 35.6
MC Write 35.8
MC Mixed 29.8
96% 33.7 GB/s
SC Read 20.7
SC Write 37.8
SC Mixed 28.1
82% 28.9 GB/s
Latency 58.4
68% 58.4 ns
2 of 4 slots used
16GB DIMM DDR4 clocked @ 2666 MHz
88.1% Excellent
MC Read 34.7
MC Write 34
MC Mixed 24.3
88% 31 GB/s
SC Read 20.4
SC Write 32.3
SC Mixed 27.1
76% 26.6 GB/s
Latency 54.2
74% 54.2 ns
2 of 4 slots used
16GB DIMM DDR4 clocked @ 2133 MHz
76% Very good
MC Read 29.7
MC Write 28.6
MC Mixed 21.5
76% 26.6 GB/s
SC Read 18.1
SC Write 27.5
SC Mixed 23.4
66% 23 GB/s
Latency 58.7
68% 58.7 ns
2 of 4 slots used
16GB DIMM DDR4 clocked @ 2133 MHz
41.2% Average
MC Read 14.8
MC Write 13.3
MC Mixed 12.4
39% 13.5 GB/s
SC Read 15.5
SC Write 15.4
SC Mixed 14.5
43% 15.1 GB/s
Latency 84.8
47% 84.8 ns
2 of 4 slots used
16GB DIMM DDR4 clocked @ 2133 MHz
39.4% Below average
MC Read 14.3
MC Write 12.8
MC Mixed 12.3
38% 13.1 GB/s
SC Read 15.2
SC Write 14.5
SC Mixed 13.3
41% 14.3 GB/s
Latency 102
39% 102 ns
56,299 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 23,277,984 RAM Kits tested.

 Prices

Approx. $79 @ launch in Oct '14
AmazonUS CMK16GX4M2A2666C16 $686 mins
OutletPCUS CMK16GX4M2A2666C16 $713 days
OutletPCUS CMK16GX4M2A2666C16R $713 days
AmazonUS CMK16GX4M2A2666C16R $796 mins
EbayUS CMK16GX4M2A2666C16R $7913 mins
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Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money.

CHOOSE A COMPONENT:

CPU GPU SSD HDD RAM MBD
Typical Vengeance LPX DDR4 2666 C16 2x8GB Builds (Compare 35,471 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 75%
Battleship
Desktop
Desktop 79%
Battleship
Workstation
Workstation 56%
Gunboat

Motherboard: Asus Z170 PRO GAMING - $228

CPU
Core i7-6700KIntel  $299Bench 80%, 367,183 samples15,627x
Core i5-6600KIntel  $175Bench 77%, 219,764 samples11,208x
Core i7-6700Intel  $299Bench 70%, 134,549 samples2,261x
GPU
GTX 1070Nvidia  $346Bench 79%, 759,017 samples6,839x
GTX 1080Nvidia  $540Bench 105%, 614,460 samples4,406x
GTX 970Nvidia  $428Bench 52%, 527,770 samples4,185x
SSD
850 Evo 250GBSamsung  $75Bench 103%, 520,826 samples4,064x
850 Evo 500GBSamsung  $77Bench 114%, 429,703 samples3,294x
960 Evo NVMe PCIe M.2 250GBSamsung  $100Bench 203%, 174,625 samples781x
RAM
Vengeance LPX DDR4 2666 C16 2x8GBCorsair  $68Bench 79%, 56,299 samples1x
EDIT WITH CUSTOM PC BUILDER Value: 63% - Good Total price: $1,016

Popular Vengeance LPX DDR4 2666 C16 2x8GB compatible motherboards:

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Memory Kit Rankings (Price vs Performance) January 2020 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.

 Comments

RAMPro
Avatar level
735

Official site www.corsair.com/...

Added 3 years ago.
USA-User
Avatar level
6,110

Liked (edit your comment) Add link

15 months ago.

gangsteras
Avatar level
6

Excellent

14 months ago.

Just great and i rock it !!!

BloodK1nG
Avatar level
4

Excellent

23 months ago.

perfect

Titaniumbear75
Avatar level
4

Average

13 months ago.

Had to RMA a stick due to constant BSOD and failed memtest86. Still experienced rare BSOD with new ram due to the failed stick corrupting windows system files, had to reinstall windows to fix the issue.

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Speed Comparisons

vs Corsair Vengeance LPX DDR4 3200 C16 2x8GB
vs Corsair Vengeance LPX DDR4 3000 C15 2x8GB
vs G.SKILL Trident Z DDR4 3200 C14 4x16GB
vs HyperX Fury DDR4 2133 C14 2x8GB
vs Corsair Vengeance LPX DDR4 2666 C16 2x8GB
vs G.SKILL Trident Z DDR4 3200 C16 2x8GB
vs Corsair Vengeance LPX DDR4 2133 C13 2x8GB
vs G.SKILL Trident Z DDR4 3600 C16 2x8GB
vs Corsair Dominator DDR4 3000 C15 4x16GB

108 Memory Kits (Compared) Thousands of user benchmarks compiled into one comparison list.

See how consistently different RAM Kits perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

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 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-9600K $218Nvidia GTX 1660S (Super) $240Crucial MX500 250GB $42
Intel Core i5-9400F $155Nvidia GTX 1650S (Super) $160Samsung 850 Evo 120GB $78
Intel Core i7-9700K $356Nvidia RTX 2060 $349Samsung 850 Pro 512GB $224
HDDRAMUSB
Seagate Barracuda 1TB (2016) $37Corsair Vengeance LPX DDR4 3200 C16 2x8GB $73SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $63SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $653SanDisk Ultra Fit 32GB $16
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