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Corsair CMK16GX4M2A2666C16(|R)

Vengeance LPX DDR4 2666 C16 2x8GB

VS

Average Bench: 78.4% (58th of 108)

Based on 48,541 user benchmarks.  Model: Corsair Vengeance LPX CMK16GX4M2A2666C16 2x8GB
Poor: 53%Average: 78.4% Great: 96%

Popular builds with this RAM

Good average bench

The Corsair Vengeance LPX DDR4 2666 C16 2x8GB averaged 21.6% 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 30.2GB/s
Avg. 16 Core Write Bench 28.8GB/s

Average consistency

The range of scores (95th - 5th percentile) for the Corsair Vengeance LPX DDR4 2666 C16 2x8GB is 43.8%. 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 18.5GB/s
Avg. Physical RAM Latency 72.6ns
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Average Bench

(Based on 48,541 samples)
Rank 5878.4%
Min Avg Max
19.5 MC Read 30.2 38
17.7 MC Write 28.8 36
17.1 MC Mixed 24.7 32.7
79.8% 27.9 GB/s
Min Avg Max
12.3 SC Read 18.5 24.3
16.6 SC Write 28 36.8
15 SC Mixed 23.7 29.3
66.9% 23.4 GB/s
Min Avg Max
55.9 Latency 72.6 100
55.1% 72.6 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 2667 MHz clocked @ 1333 MHz
93.6% Outstanding
MC Read 36.9
MC Write 34.2
MC Mixed 30.9
97% 34 GB/s
SC Read 22.8
SC Write 34.4
SC Mixed 26.4
80% 27.9 GB/s
Latency 80.5
50% 80.5 ns
2 of 4 slots used
16GB DIMM DDR4 clocked @ 2707 MHz
83.3% Excellent
MC Read 33.2
MC Write 31.5
MC Mixed 22.8
83% 29.2 GB/s
SC Read 19.3
SC Write 31.9
SC Mixed 26.6
74% 25.9 GB/s
Latency 57.2
70% 57.2 ns
2 of 4 slots used
16GB DIMM DDR4 2133 MHz clocked @ 1067 MHz
78.5% Very good
MC Read 30
MC Write 28.8
MC Mixed 26.7
81% 28.5 GB/s
SC Read 19.7
SC Write 29.1
SC Mixed 22.6
68% 23.8 GB/s
Latency 101
40% 101 ns
2 of 4 slots used
16GB DIMM DDR4 clocked @ 2133 MHz
77.7% Very good
MC Read 29.2
MC Write 29.6
MC Mixed 24.7
80% 27.8 GB/s
SC Read 15.6
SC Write 29.5
SC Mixed 22.1
64% 22.4 GB/s
Latency 69.7
57% 69.7 ns
2 of 4 slots used
16GB DIMM DDR4 2133 MHz clocked @ 1067 MHz
35.3% Below average
MC Read 13.4
MC Write 9.9
MC Mixed 11.3
33% 11.5 GB/s
SC Read 14.3
SC Write 13.6
SC Mixed 12
38% 13.3 GB/s
Latency 102
39% 102 ns
48,541 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 19,728,600 RAM Kits tested.

 Prices

Approx. $79 @ launch in Oct '14
AmazonUS CMK16GX4M2A2666C16 $593 mins
OutletPCUS CMK16GX4M2A2666C16 $701 day
OutletPCUS CMK16GX4M2A2666C16R $701 day
AmazonUS CMK16GX4M2A2666C16R $763 mins
EbayUS CMK16GX4M2A2666C16R $838 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 30,851 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 73%
Battleship
Desktop
Desktop 79%
Battleship
Workstation
Workstation 55%
Gunboat

Motherboard: Asus Z170 PRO GAMING - $228

CPU
Core i7-6700KIntel  $284Bench 76%, 313,878 samples13,562x
Core i5-6600KIntel  $210Bench 68%, 209,282 samples9,789x
Core i7-6700Intel  $299Bench 66%, 123,618 samples1,954x
GPU
GTX 1070Nvidia  $409Bench 78%, 603,111 samples6,004x
GTX 1080Nvidia  $528Bench 99%, 511,234 samples3,947x
GTX 970Nvidia  $399Bench 50%, 447,803 samples3,702x
SSD
850 Evo 250GBSamsung  $70Bench 105%, 496,833 samples3,642x
850 Evo 500GBSamsung  $90Bench 110%, 393,683 samples2,937x
960 Evo NVMe PCIe M.2 250GBSamsung  $100Bench 199%, 134,885 samples729x
RAM
Vengeance LPX DDR4 2666 C16 2x8GBCorsair  $59Bench 78%, 48,541 samples1x
EDIT WITH CUSTOM PC BUILDER Value: 58% - Above average Total price: $1,050

Popular Vengeance LPX DDR4 2666 C16 2x8GB compatible motherboards:

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Memory Kit Rankings (Price vs Performance) September 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.

 Comments

RAMPro
Avatar level
735

Official site www.corsair.com/...

Added 3 years ago.
USA-User
Avatar level
5,576

Liked (edit your comment) Add link

11 months ago.

gangsteras
Avatar level
6

Excellent

10 months ago.

Just great and i rock it !!!

BloodK1nG
Avatar level
4

Excellent

19 months ago.

perfect

Titaniumbear75
Avatar level
4

Average

9 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 3000 C15 2x8GB
vs G.SKILL Trident Z DDR4 3200 C14 4x16GB
vs Corsair Vengeance LPX DDR4 3200 C16 2x8GB
vs Corsair Vengeance LPX DDR4 2666 C16 2x8GB
vs G.SKILL Trident Z DDR4 3200 C16 2x8GB
vs HyperX Fury DDR4 2133 C14 2x8GB
vs Corsair Vengeance LPX DDR4 2133 C13 2x8GB
vs Corsair Dominator DDR4 3000 C15 4x16GB
vs G.SKILL Ripjaws 4 DDR4 2400 C14 8x16GB

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 i5-9400F $140Nvidia GTX 1660 $220Samsung 850 Evo 250GB $70
Intel Core i5-9600K $225Nvidia GTX 1660-Ti $275Samsung 850 Evo 500GB $90
Intel Core i7-9700K $350Nvidia RTX 2060S (Super) $429Samsung 850 Pro 256GB $230
HDDRAMUSB
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $70SanDisk Extreme 64GB $88
WD Blue 1TB (2012) $37G.SKILL Trident Z DDR4 3200 C14 4x16GB $799SanDisk Extreme 32GB $48
Seagate Barracuda 3TB (2016) $64Corsair Vengeance LPX DDR4 3200 C16 2x8GB $73SanDisk Extreme 16GB $24
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