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Corsair CMK16GX4M2A2666C16(|R)

Vengeance LPX DDR4 2666 C16 2x8GB

▲ 55208 ▼

Release date: Q4 2014.

Average Bench: 77.1% (60th of 113)

Based on 112,094 user benchmarks.  Model: Corsair Vengeance LPX CMK16GX4M2A2666C16 2x8GB
Poor: 59%Average: 77.1% Great: 95%

Popular builds with this RAM

Good average bench

The Corsair Vengeance LPX DDR4 2666 C16 2x8GB averaged 22.8% 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 30.1GB/s
Avg. 16 Core Write Bench 28.3GB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Corsair Vengeance LPX DDR4 2666 C16 2x8GB is 36%. 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 18GB/s
Avg. Physical RAM Latency 76.6ns
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Average Bench

(Based on 112,094 samples)
Rank 6077.1%
Min Avg Max
22.2 MC Read 30.1 37.6
17.5 MC Write 28.3 36.3
18.3 MC Mixed 24.3 31.6
78.7% 27.5 GB/s
Min Avg Max
12.1 SC Read 18 25
15.6 SC Write 27.5 37.5
15.7 SC Mixed 23.3 29.7
65.5% 22.9 GB/s
Min Avg Max
58.3 Latency 76.6 105
52.2% 76.6 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 2133 MHz clocked @ 2666 MHz
93% Outstanding
MC Read 34.7
MC Write 33.8
MC Mixed 28.9
93% 32.5 GB/s
SC Read 26.6
SC Write 37.5
SC Mixed 28.9
89% 31 GB/s
Latency 58.8
68% 58.8 ns
2 of 4 slots used
16GB DIMM DDR4 clocked @ 3200 MHz
87.7% Excellent
MC Read 33.9
MC Write 23.9
MC Mixed 35.4
89% 31.1 GB/s
SC Read 25.3
SC Write 24.3
SC Mixed 35.2
81% 28.3 GB/s
Latency 71.3
56% 71.3 ns
2 of 4 slots used
16GB DIMM DDR4 clocked @ 2133 MHz
78.9% Very good
MC Read 30
MC Write 28.9
MC Mixed 27
82% 28.6 GB/s
SC Read 23
SC Write 24
SC Mixed 21.8
66% 22.9 GB/s
Latency 85.6
47% 85.6 ns
2 of 4 slots used
16GB DIMM DDR4 clocked @ 2666 MHz
77.9% Very good
MC Read 31.5
MC Write 29.3
MC Mixed 23
80% 27.9 GB/s
SC Read 17.5
SC Write 24.6
SC Mixed 22.2
61% 21.4 GB/s
Latency 62.6
64% 62.6 ns
2 of 2 slots used
16GB DIMM DDR4 clocked @ 2133 MHz
72.7% Very good
MC Read 26.3
MC Write 29.2
MC Mixed 21.9
74% 25.8 GB/s
SC Read 15.5
SC Write 27.8
SC Mixed 22.3
62% 21.9 GB/s
Latency 72
56% 72 ns
112,094 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 47,855,179 RAM Kits tested.

 Prices

MSRP ≈ $79 @ launch in Oct '14
AmazonUS CMK16GX4M2A2666C16 $663 mins
EbayUS CMK16GX4M2A2666C16R $8010 mins
AmazonUS CMK16GX4M2A2666C16R $9014 hrs
Send price feedback
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 46,461 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 110%
UFO
Desktop
Desktop 94%
Nuclear submarine
Workstation
Workstation 93%
Nuclear submarine

Motherboard: MSI Z390-A PRO (MS-7B98) - $138

CPU
Core i5-9600KIntel  $192Bench 93%, 327,616 samples12,843x
Core i7-9700KIntel  $280Bench 98%, 473,525 samples11,270x
Core i9-9900KIntel  $440Bench 96%, 402,418 samples4,796x
GPU
RTX 2070S (Super)Nvidia  $510Bench 117%, 529,884 samples4,621x
RTX 2060Nvidia  $390Bench 89%, 497,306 samples3,836x
RTX 2070Nvidia  $450Bench 106%, 452,249 samples3,465x
SSD
860 Evo 500GBSamsung  $80Bench 105%, 696,984 samples2,212x
970 Evo Plus NVMe PCIe M.2 500GBSamsung  $65Bench 286%, 341,300 samples1,656x
860 Evo 1TBSamsung  $140Bench 114%, 509,128 samples1,639x
RAM
Vengeance LPX DDR4 2666 C16 2x8GBCorsair  $66Bench 77%, 112,094 samples1x
EDIT WITH CUSTOM PC BUILDER Value: 66% - Good Total price: $986

Popular Vengeance LPX DDR4 2666 C16 2x8GB compatible motherboards:

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  • - Drive tests include: read, write, sustained write and mixed IO.
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Memory Kit Rankings (Price vs Performance) December 2021 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
1,235

Official site www.corsair.com/...

Added 5 years ago.
USA-User
Avatar level
8,276

Excellent (edit your comment) Add link

4 months ago.

gangsteras
Avatar level
6

Excellent

3 years ago.

Just great and i rock it !!!

silenttouch20
Avatar level
6

Good

12 months ago.

cheap yet one of the best ddr4 memory

BloodK1nG
Avatar level
4

Excellent

3 years ago.

perfect

Titaniumbear75
Avatar level
4

Average

2 years 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 3600 C16 2x8GB
vs Corsair Vengeance LPX DDR4 2133 C13 2x8GB
vs G.SKILL Ripjaws 4 DDR4 2400 C14 8x16GB
vs G.SKILL Trident Z DDR4 3200 C16 2x8GB

113 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 i5-12600K $300Nvidia RTX 3070 $500Crucial MX500 250GB $45
Intel Core i5-11600K $220Nvidia RTX 3060-Ti $400Samsung 860 Evo 250GB $52
Intel Core i5-11400F $195Nvidia GTX 1660S (Super) $240Samsung 850 Evo 120GB $200
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $76SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $37Corsair Vengeance LPX DDR4 3000 C15 2x8GB $74SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $71G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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