Average Bench: 190% (1st of 115)

Based on 6,603 user benchmarks.  Model: G Skill Intl F5-6400J3239G32G 2x31.5GB

Outstanding average bench

The G Skill Intl F5-6400J3239G322x31.5GB averaged 90.5% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the G Skill Intl F5-6400J3239G322x31.5GB near the top of the comparison list.


Avg. 16 Core Read Bench 79.7GB/s
Avg. 16 Core Write Bench 72.6GB/s

Poor consistency

The range of scores (95th - 5th percentile) for the G Skill Intl F5-6400J3239G322x31.5GB is 67.8%. This is a particularly wide range which indicates that the G Skill Intl F5-6400J3239G322x31.5GB performs inconsistently under varying real world conditions.


Avg. Physical RAM Latency 73.9ns
Avg. 1 Core Read Bench 27.3GB/s

Average Bench

(Based on 6,603 samples)
Min Avg Max
58.2 MC Read 79.7 90.4
55.3 MC Write 72.6 84.4
54 MC Mixed 71.1 82.4
213% 74.5 GB/s
Min Avg Max
19 SC Read 27.3 54.1
45.9 SC Write 52.9 65.9
29 SC Mixed 37.4 56
112% 39.2 GB/s
Min Avg Max
59.9 Latency 73.9 91.3
54.1% 73.9 ns
User Benchmarks BenchMulti coreSingle coreLatency
The fastest RAM (mainstream) averages a speed of 100%
2 of 4 slots used
63GB DIMM 22h clocked @ 6400 MHz
MC Read 87.5
MC Write 82.9
MC Mixed 81.1
240% 83.8 GB/s
SC Read 25.2
SC Write 51.5
SC Mixed 39.4
111% 38.7 GB/s
Latency 65.6
61% 65.6 ns
2 of 4 slots used
63GB DIMM 22h clocked @ 6400 MHz
MC Read 86.8
MC Write 81.2
MC Mixed 80
236% 82.7 GB/s
SC Read 25.5
SC Write 51.5
SC Mixed 37.4
109% 38.1 GB/s
Latency 68
59% 68 ns
2 of 4 slots used
63GB DIMM 22h clocked @ 6400 MHz
MC Read 81.8
MC Write 77.8
MC Mixed 76.7
225% 78.8 GB/s
SC Read 23.7
SC Write 50.4
SC Mixed 35.3
104% 36.5 GB/s
Latency 71.6
56% 71.6 ns
2 of 4 slots used
63GB DIMM 22h clocked @ 4800 MHz
MC Read 66.2
MC Write 65.4
MC Mixed 62.4
185% 64.7 GB/s
SC Read 19.2
SC Write 47.2
SC Mixed 30.2
92% 32.2 GB/s
Latency 81.3
49% 81.3 ns
6,603 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 67,255,537 RAM Kits tested

Typical Skill Intl F5-6400J3239G322x31.5GB Builds (Compare 9,261 builds) See popular component choices, score breakdowns and rankings
Gaming 291%
Desktop 123%
Workstation 346%

Motherboard: Gigabyte Z790 AORUS ELITE AX - $185

EDIT WITH CUSTOM PC BUILDER Value: 99% - Outstanding Total price: $1,448

Popular Skill Intl F5-6400J3239G322x31.5GB compatible motherboards:

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  • - CPU tests include: integer, floating and string
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  • - Drive tests include: read, write, sustained write and mixed IO
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Memory Kit Rankings (Price vs Performance) May 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]


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.


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.

 Frequently Asked Questions

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The Best.
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Intel Core i5-13600K $260Nvidia RTX 4070 $550Samsung 870 Evo 250GB $45
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WD Blue 1TB (2012) $39Corsair Vengeance LPX DDR4 3000 C15 2x8GB $48SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $62G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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