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Corsair

CMR16GX4M2F4000C19 2x8GB

▲ 500 ▼

Release date ≈ Q4 2017.

Average Bench: 89.1% (22nd of 115)

Based on 404 user benchmarks.  Model: Corsair CMR16GX4M2F4000C19 2x8GB
Poor: 43%Average: 89.1% Great: 115%

Popular builds with this RAM

Very good average bench

The Corsair CMR16GX4M2F4000C19 2x8GB averaged just 10.8% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Corsair CMR16GX4M2F4000C19 2x8GB near the top of the comparison list.

Strengths

Avg. 1 Core Write Bench 35.6GB/s
Avg. 16 Core Write Bench 34.5GB/s

Very poor consistency

The range of scores (95th - 5th percentile) for the Corsair CMR16GX4M2F4000C19 2x8GB is 71.4%. This is a particularly wide range which indicates that the Corsair CMR16GX4M2F4000C19 2x8GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 1 Core Read Bench 19.6GB/s
Avg. Physical RAM Latency 58.1ns
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Average Bench

(Based on 404 samples)
Rank 2289.1%
Min Avg Max
14.1 MC Read 34.2 46.5
14.6 MC Write 34.5 47.6
13 MC Mixed 25.3 37
89.6% 31.4 GB/s
Min Avg Max
9.9 SC Read 19.6 25.4
14.3 SC Write 35.6 51.6
11.8 SC Mixed 27.4 36.7
78.7% 27.5 GB/s
Min Avg Max
44.7 Latency 58.1 83.1
68.9% 58.1 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
103% Outstanding
MC Read 38.8
MC Write 43.1
MC Mixed 29.5
106% 37.1 GB/s
SC Read 18.5
SC Write 38.4
SC Mixed 29.2
82% 28.7 GB/s
Latency 56.6
71% 56.6 ns
2 of 4 slots used
16GB DIMM DDR4 clocked @ 3900 MHz
102% Outstanding
MC Read 40.5
MC Write 42.2
MC Mixed 28.1
106% 36.9 GB/s
SC Read 19.6
SC Write 39
SC Mixed 28.1
83% 28.9 GB/s
Latency 56.4
71% 56.4 ns
2 of 4 slots used
16GB DIMM DDR4 clocked @ 3000 MHz
74.9% Very good
MC Read 27.8
MC Write 29.4
MC Mixed 22.2
76% 26.5 GB/s
SC Read 16
SC Write 29.2
SC Mixed 23
65% 22.7 GB/s
Latency 67.7
59% 67.7 ns
2 of 4 slots used
16GB DIMM DDR4 clocked @ 2133 MHz
70.5% Very good
MC Read 27
MC Write 27
MC Mixed 20
70% 24.7 GB/s
SC Read 17.7
SC Write 28.2
SC Mixed 22
65% 22.6 GB/s
Latency 72.1
56% 72.1 ns
2 of 4 slots used
16GB DIMM DDR4 clocked @ 2133 MHz
69.4% Good
MC Read 26.9
MC Write 25.8
MC Mixed 20.2
69% 24.3 GB/s
SC Read 16.6
SC Write 24.8
SC Mixed 21.7
60% 21 GB/s
Latency 65.4
61% 65.4 ns
2 of 4 slots used
16GB DIMM DDR4 clocked @ 3000 MHz
68.8% Good
MC Read 24.6
MC Write 26.1
MC Mixed 21.4
69% 24 GB/s
SC Read 15.7
SC Write 23.6
SC Mixed 24.6
61% 21.3 GB/s
Latency 67.1
60% 67.1 ns
2 of 4 slots used
16GB DIMM DDR4 clocked @ 4000 MHz
64.7% Good
MC Read 23.4
MC Write 24.4
MC Mixed 18.6
63% 22.1 GB/s
SC Read 17.4
SC Write 20.9
SC Mixed 21.4
57% 19.9 GB/s
Latency 55.8
72% 55.8 ns
2 of 4 slots used
16GB DIMM DDR4 clocked @ 2133 MHz
59.2% Above average
MC Read 21.8
MC Write 21.9
MC Mixed 19.4
60% 21 GB/s
SC Read 14.6
SC Write 19.8
SC Mixed 15.9
48% 16.8 GB/s
Latency 78.9
51% 78.9 ns
404 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 66,986,110 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 CMR16GX4M2F4000C19 2x8GB Builds (Compare 3,433 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 112%
UFO
Desktop
Desktop 96%
Nuclear submarine
Workstation
Workstation 102%
UFO

Motherboard: Gigabyte Z370 AORUS Gaming 5 - $226

CPU
Core i7-8700KIntel  $198Bench 88%, 746,287 samples1,931x
Core i5-8600KIntel  $173Bench 91%, 264,837 samples540x
Core i7-8700Intel  $200Bench 87%, 349,567 samples268x
GPU
GTX 1080-TiNvidia  $499Bench 124%, 840,268 samples479x
GTX 1080Nvidia  $400Bench 102%, 1,082,454 samples304x
GTX 1070Nvidia  $132Bench 80%, 1,459,281 samples224x
SSD
970 Evo Plus NVMe PCIe M.2 1TBSamsung  $76Bench 310%, 455,997 samples149x
860 Evo 500GBSamsung  $80Bench 105%, 762,998 samples121x
970 Evo NVMe PCIe M.2 500GBSamsung  $43Bench 273%, 381,216 samples110x
RAM
CMR16GX4M2F4000C19 2x8GBCorsairBench 89%, 404 samples1x
EDIT WITH CUSTOM PC BUILDER Value: 76% - Very good Total price: $999

Popular CMR16GX4M2F4000C19 2x8GB compatible motherboards:

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  • Best user rated - User sentiment trumps benchmarks for this comparison.
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  • Fastest real world speed - Real World Speed measures performance for typical consumers.

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Speed Comparisons

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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 $300Crucial MX500 250GB $40
Intel Core i5-12400F $132Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $186Nvidia RTX 4070 $409Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $34Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair 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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