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Corsair CMK16GX4M2Z4000C16

Vengeance LPX DDR4 4000 C16 2x8GB

▲ 500 ▼

Release date ≈ Q1 2021.

Average Bench: 108% (4th of 115)

Based on 353 user benchmarks.  Model: Corsair Vengeance LPX CMK16GX4M2Z4000C16 2x8GB
Poor: 78%Average: 108% Great: 145%

Popular builds with this RAM

Outstanding average bench

The Corsair Vengeance LPX DDR4 4000 C16 2x8GB averaged 7.8% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Corsair Vengeance LPX DDR4 4000 C16 2x8GB near the top of the comparison list.

Strengths

Avg. 16 Core Read Bench 45GB/s
Avg. 16 Core Mixed IO Bench 37.5GB/s

Poor consistency

The range of scores (95th - 5th percentile) for the Corsair Vengeance LPX DDR4 4000 C16 2x8GB is 66.8%. This is a particularly wide range which indicates that the Corsair Vengeance LPX DDR4 4000 C16 2x8GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Physical RAM Latency 66.7ns
Avg. 1 Core Read Bench 28GB/s
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Average Bench

(Based on 353 samples)
Rank 4108%
Min Avg Max
31.5 MC Read 45 66.4
20.2 MC Write 34.6 53.2
24.5 MC Mixed 37.5 49.7
112% 39 GB/s
Min Avg Max
18.7 SC Read 28 34.9
19.9 SC Write 30.6 52.5
24.6 SC Mixed 37.2 44.2
91.2% 31.9 GB/s
Min Avg Max
47 Latency 66.7 86.4
59.9% 66.7 ns
User Benchmarks BenchMulti coreSingle coreLatency
The fastest RAM (mainstream) averages a speed of 100%
2 of 4 slots used
16GB DIMM DDR4 clocked @ 4000 MHz
138% Outstanding
MC Read 63.4
MC Write 50.6
MC Mixed 43.1
150% 52.4 GB/s
SC Read 29
SC Write 26.9
SC Mixed 41.8
93% 32.6 GB/s
Latency 64.3
62% 64.3 ns
2 of 4 slots used
16GB DIMM DDR4 clocked @ 3600 MHz
128% Outstanding
MC Read 57.5
MC Write 45.6
MC Mixed 40.1
136% 47.7 GB/s
SC Read 32.1
SC Write 26.7
SC Mixed 41
95% 33.3 GB/s
Latency 62.1
64% 62.1 ns
2 of 4 slots used
16GB DIMM DDR4 2600 MHz clocked @ 4000 MHz
116% Outstanding
MC Read 36.4
MC Write 52.7
MC Mixed 39.2
122% 42.8 GB/s
SC Read 20.7
SC Write 48.6
SC Mixed 29.2
94% 32.8 GB/s
Latency 72.8
55% 72.8 ns
2 of 4 slots used
16GB DIMM DDR4 clocked @ 4000 MHz
114% Outstanding
MC Read 50.6
MC Write 27
MC Mixed 43
115% 40.2 GB/s
SC Read 31.8
SC Write 26.8
SC Mixed 44
98% 34.2 GB/s
Latency 42.7
94% 42.7 ns
2 of 4 slots used
16GB DIMM DDR4 clocked @ 4000 MHz
113% Outstanding
MC Read 50.4
MC Write 27
MC Mixed 43
115% 40.1 GB/s
SC Read 32.1
SC Write 27.2
SC Mixed 44.5
99% 34.6 GB/s
Latency 50.9
79% 50.9 ns
2 of 4 slots used
16GB DIMM DDR4 clocked @ 4000 MHz
102% Outstanding
MC Read 41.9
MC Write 27
MC Mixed 39.9
104% 36.3 GB/s
SC Read 29.9
SC Write 26.5
SC Mixed 41.8
94% 32.7 GB/s
Latency 65.8
61% 65.8 ns
2 of 4 slots used
16GB DIMM DDR4 clocked @ 3733 MHz
94.3% Outstanding
MC Read 37.8
MC Write 26.5
MC Mixed 38.2
98% 34.2 GB/s
SC Read 24.6
SC Write 25.9
SC Mixed 35.5
82% 28.7 GB/s
Latency 81.2
49% 81.2 ns
353 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 67,030,837 RAM Kits tested

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 4000 C16 2x8GB Builds (Compare 3,311 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 144%
UFO
Desktop
Desktop 103%
UFO
Workstation
Workstation 132%
UFO

Motherboard: Gigabyte GA-B550I AORUS PRO AX

CPU
Ryzen 5 5600XAMD  $149Bench 96%, 383,420 samples981x
Ryzen 7 5800XAMD  $185Bench 98%, 128,080 samples432x
Ryzen 5 3600AMD  $83Bench 83%, 1,072,639 samples308x
GPU
RTX 3070Nvidia  $400Bench 148%, 619,642 samples349x
RTX 3060-TiNvidia  $340Bench 128%, 442,467 samples269x
RTX 3080Nvidia  $910Bench 187%, 424,051 samples251x
SSD
980 Pro NVMe PCIe M.2 1TBSamsung  $96Bench 394%, 276,089 samples190x
970 Evo Plus NVMe PCIe M.2 1TBSamsung  $95Bench 310%, 455,997 samples185x
980 NVMe PCIe M.2 1TBSamsung  $94Bench 251%, 262,559 samples124x
RAM
Vengeance LPX DDR4 4000 C16 2x8GBCorsairBench 108%, 353 samples1x
EDIT WITH CUSTOM PC BUILDER Value: 103% - Outstanding Total price: $645

Popular Vengeance LPX DDR4 4000 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) April 2024 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.

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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 G.SKILL Trident Z DDR4 3600 C16 2x8GB
vs HyperX Fury DDR4 2133 C14 2x8GB
vs Corsair Vengeance LPX DDR4 2666 C16 2x8GB
vs Corsair Vengeance LPX DDR4 2133 C13 2x8GB
vs G.SKILL Trident Z DDR4 3200 C16 2x8GB
vs G.SKILL Ripjaws 4 DDR4 2400 C14 8x16GB

115 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 i5-13600K $273Nvidia RTX 4060 $295Crucial MX500 250GB $40
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $179Nvidia RTX 4070 $539Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $45SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $37Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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