Average Bench: 65.9% (85th of 113)

Based on 896 user benchmarks.  Model: Unknown HMA851U6AFR6N-UH 2x4GB

Above average average bench

The Unknown HMA851U6AFR6N-UH 2x4GB averaged 34.1% lower than the peak scores attained by the group leaders. This isn't a great result which indicates that there are much faster alternatives on the comparison list.

Strengths

Avg. 16 Core Read Bench 25.7GB/s
Avg. 1 Core Write Bench 24.6GB/s

Very good consistency

The range of scores (95th - 5th percentile) for the Unknown HMA851U6AFR6N-UH 2x4GB is just 19.8%. This is a relatively narrow range which indicates that the Unknown HMA851U6AFR6N-UH 2x4GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. 1 Core Read Bench 16GB/s
Avg. Physical RAM Latency 72.9ns
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Average Bench

(Based on 896 samples)
Min Avg Max
22 MC Read 25.7 28.1
19.3 MC Write 23.9 29.6
16.5 MC Mixed 19.4 22.1
65.8% 23 GB/s
Min Avg Max
12.4 SC Read 16 18.2
16.6 SC Write 24.6 32
15.6 SC Mixed 21.1 24.3
58.8% 20.6 GB/s
Min Avg Max
63.9 Latency 72.9 83.9
54.9% 72.9 ns
User Benchmarks Bench Multi core Single core Latency
The fastest RAM (mainstream) averages a speed of 100%
2 of 4 slots used
8GB DIMM DDR4 2400 MHz clocked @ 2133 MHz
MC Read 24.3
MC Write 27
MC Mixed 21
69% 24.1 GB/s
SC Read 17.1
SC Write 29.2
SC Mixed 21.6
65% 22.6 GB/s
Latency 81.6
49% 81.6 ns
2 of 4 slots used
8GB DIMM DDR4 2400 MHz clocked @ 2133 MHz
MC Read 24.5
MC Write 24.5
MC Mixed 20.1
66% 23 GB/s
SC Read 17.6
SC Write 25.4
SC Mixed 23.2
63% 22.1 GB/s
Latency 72.4
55% 72.4 ns
2 of 4 slots used
8GB DIMM DDR4 clocked @ 2400 MHz
MC Read 25.6
MC Write 24.9
MC Mixed 20.7
68% 23.7 GB/s
SC Read 13.3
SC Write 22.2
SC Mixed 19.7
53% 18.4 GB/s
Latency 74.5
54% 74.5 ns
2 of 2 slots used
8GB DIMM DDR4 clocked @ 2400 MHz
MC Read 26.1
MC Write 25.1
MC Mixed 19.3
67% 23.5 GB/s
SC Read 16.5
SC Write 22.5
SC Mixed 18.7
55% 19.2 GB/s
Latency 75.8
53% 75.8 ns
2 of 4 slots used
8GB DIMM DDR4 2400 MHz clocked @ 2133 MHz
MC Read 25.2
MC Write 26
MC Mixed 20.2
68% 23.8 GB/s
SC Read 13.6
SC Write 19.1
SC Mixed 19
49% 17.2 GB/s
Latency 74.9
53% 74.9 ns
2 of 4 slots used
8GB DIMM DDR4 2400 MHz clocked @ 2133 MHz
MC Read 25.1
MC Write 23.6
MC Mixed 18.6
64% 22.4 GB/s
SC Read 14.5
SC Write 20.1
SC Mixed 18.7
51% 17.8 GB/s
Latency 72.7
55% 72.7 ns
2 of 4 slots used
8GB DIMM DDR4 2400 MHz clocked @ 2133 MHz
MC Read 22.9
MC Write 23.7
MC Mixed 18.7
62% 21.8 GB/s
SC Read 14.3
SC Write 22.5
SC Mixed 20.7
55% 19.2 GB/s
Latency 63
64% 63 ns
2 of 4 slots used
8GB DIMM DDR4 2400 MHz clocked @ 2133 MHz
MC Read 24.8
MC Write 24.2
MC Mixed 19.5
65% 22.8 GB/s
SC Read 12.3
SC Write 18.7
SC Mixed 14.9
44% 15.3 GB/s
Latency 76.1
53% 76.1 ns
2 of 4 slots used
8GB DIMM DDR4 2400 MHz clocked @ 2133 MHz
MC Read 24.3
MC Write 20.7
MC Mixed 16.7
59% 20.6 GB/s
SC Read 17.1
SC Write 24.3
SC Mixed 22.4
61% 21.3 GB/s
Latency 62.8
64% 62.8 ns
896 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 33,908,397 RAM Kits tested.

Typical HMA851U6AFR6N-UH 2x4GB Builds (Compare 1,022 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 13%
Tree trunk
Desktop
Desktop 80%
Battleship
Workstation
Workstation 12%
Tree trunk

Motherboard: Dell OptiPlex 7050

EDIT WITH CUSTOM PC BUILDER Value: 81% - Excellent Total price: $457

Popular HMA851U6AFR6N-UH 2x4GB 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) October 2020 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

113 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.
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Intel Core i5-10600K $260Nvidia RTX 2070S (Super) $510Samsung 860 Evo 250GB $50
HDDRAMUSB
Seagate Barracuda 1TB (2016) $33Corsair Vengeance LPX DDR4 3200 C16 2x8GB $63SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $34Corsair Vengeance LPX DDR4 3000 C15 2x8GB $69SanDisk Extreme 32GB $28
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Extreme 16GB $28
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