Average Bench: 95.6% (13th of 105)

Based on 400 user benchmarks.  Model: Corsair Vengeance LPX CMK64GX4M4A2666C16 4x16GB

Excellent average bench

The Corsair Vengeance LPX DDR4 2666 C16 4x16GB averaged just 4.4% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Corsair Vengeance LPX DDR4 2666 C16 4x16GB near the top of the comparison list.

Strengths

Avg. 16 Core Write Bench 39.4GB/s
Avg. 16 Core Read Bench 35.4GB/s

Poor consistency

The range of scores (95th - 5th percentile) for the Corsair Vengeance LPX DDR4 2666 C16 4x16GB is 63.5%. This is a particularly wide range which indicates that the Corsair Vengeance LPX DDR4 2666 C16 4x16GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 1 Core Read Bench 16.1GB/s
Avg. Physical RAM Latency 77.4ns
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Average Bench

(Based on 400 samples)
Min Avg Max
24.7 MC Read 35.4 54.4
26.2 MC Write 39.4 58.3
22.8 MC Mixed 33.1 49.8
103% 36 GB/s
Min Avg Max
7.7 SC Read 16.1 21.8
17.2 SC Write 27.8 38.2
9.94 SC Mixed 22 28.9
62.8% 22 GB/s
Min Avg Max
59.8 Latency 77.4 118
51.7% 77.4 ns
User Benchmarks Bench Multi core Single core Latency
The fastest RAM (mainstream) averages a speed of 100%
4 of 8 slots used
64GB DIMM DDR4 clocked @ 2133 MHz
MC Read 50.7
MC Write 50.8
MC Mixed 49.4
144% 50.3 GB/s
SC Read 14.9
SC Write 31
SC Mixed 21.6
64% 22.5 GB/s
Latency 117
34% 117 ns
4 of 4 slots used
64GB DIMM DDR4 clocked @ 2667 MHz
MC Read 33
MC Write 36.1
MC Mixed 29.3
94% 32.8 GB/s
SC Read 20.4
SC Write 38.1
SC Mixed 29.8
84% 29.4 GB/s
Latency 70.4
57% 70.4 ns
4 of 4 slots used
64GB DIMM DDR4 clocked @ 2667 MHz
MC Read 31.2
MC Write 34.4
MC Mixed 27.6
89% 31.1 GB/s
SC Read 21.5
SC Write 38.1
SC Mixed 30.9
86% 30.2 GB/s
Latency 54.8
73% 54.8 ns
4 of 4 slots used
64GB DIMM DDR4 clocked @ 2667 MHz
MC Read 30.9
MC Write 33.4
MC Mixed 26.8
87% 30.4 GB/s
SC Read 19.4
SC Write 37.8
SC Mixed 29
82% 28.7 GB/s
Latency 64.2
62% 64.2 ns
4 of 4 slots used
64GB DIMM DDR4 clocked @ 2133 MHz
MC Read 25.9
MC Write 28.1
MC Mixed 23.3
74% 25.8 GB/s
SC Read 17
SC Write 28.4
SC Mixed 21.8
64% 22.4 GB/s
Latency 77.7
52% 77.7 ns
4 of 4 slots used
64GB DIMM DDR4 clocked @ 2133 MHz
MC Read 24.5
MC Write 27.3
MC Mixed 21.9
70% 24.6 GB/s
SC Read 14.5
SC Write 28
SC Mixed 20.2
60% 20.9 GB/s
Latency 76
53% 76 ns
4 of 8 slots used
64GB DIMM clocked @ 2133 MHz
MC Read 26.2
MC Write 21.6
MC Mixed 20.6
65% 22.8 GB/s
SC Read 13.6
SC Write 18.6
SC Mixed 18.1
48% 16.8 GB/s
Latency 72.3
55% 72.3 ns
400 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 12,247,488 RAM Kits tested.

 Prices

NeweggUS $49015 days
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EDIT WITH CUSTOM PC BUILDER Value: 102% - Outstanding Total price: $1,753

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Memory Kit Rankings (Price vs Performance) December 2018 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

105 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

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i7-8700K $370Nvidia GTX 1070 $332Samsung 850 Evo 250GB $63
AMD Ryzen 5 1600 $150Nvidia GTX 1060-6GB $230Samsung 850 Evo 500GB $98
Intel Core i5-8600K $243Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $163
HDDRAMUSB
Seagate Barracuda 1TB (2016) $45Corsair Vengeance LPX DDR4 3000 C15 2x8GB $125SanDisk Extreme 64GB $72
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $830SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $45Corsair Vengeance LPX DDR4 3200 C16 2x8GB $130SanDisk Ultra Fit 32GB $12
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