TEST
YOUR RAM
ADD TO PC
BUILD

Corsair CMK32GX4M2A2666C16

Vengeance LPX DDR4 2666 C16 2x16GB

Average Bench: 79.4% (54th of 108)

Based on 5,543 user benchmarks.  Model: Corsair Vengeance LPX CMK32GX4M2A2666C16 2x16GB
Poor: 64%Average: 79.4% Great: 97%

Popular builds with this RAM

Good average bench

The Corsair Vengeance LPX DDR4 2666 C16 2x16GB averaged 20.5% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Corsair Vengeance LPX DDR4 2666 C16 2x16GB near the top of the comparison list.

Strengths

Avg. 16 Core Read Bench 29.8GB/s
Avg. 1 Core Write Bench 29.7GB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Corsair Vengeance LPX DDR4 2666 C16 2x16GB is 32.3%. This is a relatively narrow range which indicates that the Corsair Vengeance LPX DDR4 2666 C16 2x16GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. 1 Core Read Bench 18.8GB/s
Avg. Physical RAM Latency 72ns
ADVERTISEMENT

Average Bench

(Based on 5,543 samples)
Rank 5479.4%
Min Avg Max
22.1 MC Read 29.8 37.7
18 MC Write 29 36.1
19.5 MC Mixed 25.7 32.7
80.6% 28.2 GB/s
Min Avg Max
13.2 SC Read 18.8 24.6
17.6 SC Write 29.7 38.2
15.4 SC Mixed 24.5 31.3
69.6% 24.4 GB/s
Min Avg Max
57.6 Latency 72 101
55.5% 72 ns
User Benchmarks Bench Multi core Single core Latency
The fastest RAM (mainstream) averages a speed of 100%
2 of 4 slots used
32GB DIMM DDR4 3333 MHz clocked @ 1667 MHz
118% Outstanding
MC Read 45.6
MC Write 43.4
MC Mixed 39.6
122% 42.9 GB/s
SC Read 28.1
SC Write 44.2
SC Mixed 33.1
100% 35.1 GB/s
Latency 69.5
58% 69.5 ns
2 of 4 slots used
32GB DIMM DDR4 clocked @ 2667 MHz
94.1% Outstanding
MC Read 35.2
MC Write 35.4
MC Mixed 29.8
96% 33.5 GB/s
SC Read 20.4
SC Write 37
SC Mixed 28.6
82% 28.7 GB/s
Latency 60
67% 60 ns
2 of 2 slots used
32GB DIMM DDR4 clocked @ 2666 MHz
92.6% Outstanding
MC Read 34.7
MC Write 35
MC Mixed 29.1
94% 32.9 GB/s
SC Read 20.2
SC Write 35.6
SC Mixed 28.2
80% 28 GB/s
Latency 59.3
68% 59.3 ns
2 of 4 slots used
32GB DIMM DDR4 clocked @ 2667 MHz
80.1% Excellent
MC Read 32.7
MC Write 20.3
MC Mixed 32.2
81% 28.4 GB/s
SC Read 24.9
SC Write 20.4
SC Mixed 33.7
75% 26.3 GB/s
Latency 83.2
48% 83.2 ns
2 of 4 slots used
32GB DIMM DDR4 clocked @ 2133 MHz
73.6% Very good
MC Read 28.3
MC Write 25.8
MC Mixed 27
77% 27 GB/s
SC Read 19.7
SC Write 17.6
SC Mixed 24
58% 20.4 GB/s
Latency 101
40% 101 ns
2 of 4 slots used
32GB DIMM DDR4 clocked @ 2133 MHz
73.4% Very good
MC Read 27.2
MC Write 27.4
MC Mixed 22.5
73% 25.7 GB/s
SC Read 17.5
SC Write 28.8
SC Mixed 22.4
65% 22.9 GB/s
Latency 65.8
61% 65.8 ns
5,543 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 21,266,847 RAM Kits tested.

 Prices

AmazonUS $13026 mins
EbayUS $13534 mins
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 2x16GB Builds (Compare 12,042 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 109%
UFO
Desktop
Desktop 136%
UFO
Workstation
Workstation 113%
UFO

Motherboard: Asus PRIME Z390-A - $178

CPU
Core i7-9700KIntel  $340Bench 100%, 100,555 samples2,800x
Core i5-9600KIntel  $195Bench 95%, 66,289 samples2,471x
Core i9-9900KIntel  $472Bench 100%, 111,487 samples2,134x
GPU
RTX 2070Nvidia  $450Bench 108%, 148,501 samples1,611x
RTX 2080Nvidia  $630Bench 120%, 121,125 samples1,299x
GTX 1070Nvidia  $369Bench 79%, 714,011 samples965x
SSD
970 Evo NVMe PCIe M.2 500GBSamsung  $90Bench 275%, 122,843 samples1,028x
860 Evo 500GBSamsung  $70Bench 109%, 215,385 samples779x
970 Evo Plus NVMe PCIe M.2 500GBSamsung  $98Bench 289%, 56,534 samples751x
RAM
Vengeance LPX DDR4 2666 C16 2x16GBCorsair  $130Bench 79%, 5,543 samples1x
EDIT WITH CUSTOM PC BUILDER Value: 76% - Very good Total price: $1,188

Popular Vengeance LPX DDR4 2666 C16 2x16GB compatible motherboards:

How Fast Is Your RAM? (Bench your build) Size up your PC in less than a minute.

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.

UserBenchmark of the month

Gaming Desktop Workstation

How it works

  • - Download and run UserBenchMark.
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write, sustained write and mixed IO.
  • - 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 current market leaders.
  • - Explore your best upgrade options with a virtual PC build.
  • - Compare your in-game FPS to other users with your hardware.
  • - Share your opinion by voting.
Memory Kit Rankings (Price vs Performance) November 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]

ADVERTISEMENT

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

Added n/a ago.
USA-User
Avatar level
5,880

Liked (edit your comment) Add link

21 days ago.

Your
opinion?
▲Like ▼Dislike
Ready to retire
Age: 3 years

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

 Frequently Asked Questions

Computer Components FAQ
What is the UBM value for money rating?
What is UBM Effective Speed?
Thunderbolt speed?
Are USB 3.0 cables different?
USB 3.0 vs 2.0 speed difference?
Why buy USB 3.0 today?
USB 3.0 / 4.0 release dates and max speeds?
Graphics Cards
How to force Optimus or Switchable discrete GPUs?
What are the UBM DX11 GPU tests?
What are the UBM DX10 GPU tests?
What are the UBM DX09 GPU tests?
What is the Splatting GPU benchmark?
What is the Gravity (NBody) GPU benchmark?
Memory Kits
What is the RAM value for money rating?
What is the effective RAM speed index?
What is the system memory latency ladder?
ALL FAQs »

 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-9400F $148Nvidia GTX 1660S (Super) $230Crucial MX500 250GB $45
Intel Core i5-9600K $195AMD RX 590 $185Samsung 850 Evo 120GB $150
Intel Core i7-9700K $340Nvidia RTX 2060 $325Samsung 860 Evo 250GB $51
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3000 C15 2x8GB $68SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $40G.SKILL Trident Z DDR4 3200 C14 4x16GB $609SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $85Corsair Vengeance LPX DDR4 3200 C16 2x8GB $68SanDisk Extreme 16GB $24
Today's hottest
Amazon Ebay
deals
CPU GPU SSD HDD USB RAM MBD
Test your PC Build a PC
Can You Run It?
About  •  User Guide  •  FAQs  •  Email  •  Privacy  •  Developer Feedback