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Unknown

KF556C40-32 2x31.5GB

▲ 500 ▼

Release date ≈ Q2 2023.

Average Bench: 158% (1st of 115)

Based on 25 user benchmarks.  Model: Unknown KF556C40-32 2x31.5GB
Poor: 142%Average: 158% Great: 187%

Popular builds with this RAM

Outstanding average bench

The Unknown KF556C40-32 2x31.5GB averaged 57.6% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Unknown KF556C40-32 2x31.5GB near the top of the comparison list.

Strengths

Avg. 16 Core Write Bench 63.8GB/s
Avg. 16 Core Read Bench 61.4GB/s

Average consistency

The range of scores (95th - 5th percentile) for the Unknown KF556C40-32 2x31.5GB is 45.2%. This is a relatively wide range which indicates that the Unknown KF556C40-32 2x31.5GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Physical RAM Latency 87.7ns
Avg. 1 Core Read Bench 20.1GB/s
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Average Bench

(Based on 25 samples)
Rank 1158%
Min Avg Max
49.8 MC Read 61.4 77.7
57.3 MC Write 63.8 74.1
53 MC Mixed 59.6 72.2
176% 61.6 GB/s
Min Avg Max
15.8 SC Read 20.1 22.7
38 SC Write 46.7 52.5
24 SC Mixed 30.4 34.3
92.6% 32.4 GB/s
Min Avg Max
74.1 Latency 87.7 119
45.6% 87.7 ns
User Benchmarks BenchMulti coreSingle coreLatency
The fastest RAM (mainstream) averages a speed of 100%
2 of 2 slots used
63GB DIMM 22h clocked @ 5600 MHz
189% Outstanding
MC Read 77.1
MC Write 75.4
MC Mixed 71.4
213% 74.6 GB/s
SC Read 22.4
SC Write 49.8
SC Mixed 33.6
101% 35.3 GB/s
Latency 76.1
53% 76.1 ns
2 of 2 slots used
63GB DIMM 22h clocked @ 5600 MHz
187% Outstanding
MC Read 75.9
MC Write 75.4
MC Mixed 69.2
210% 73.5 GB/s
SC Read 23.5
SC Write 50.3
SC Mixed 34.2
103% 36 GB/s
Latency 72.7
55% 72.7 ns
2 of 2 slots used
63GB DIMM 22h clocked @ 5600 MHz
186% Outstanding
MC Read 75.4
MC Write 75.3
MC Mixed 70.7
211% 73.8 GB/s
SC Read 20.6
SC Write 50
SC Mixed 30.3
96% 33.6 GB/s
Latency 74.7
54% 74.7 ns
2 of 2 slots used
63GB DIMM 22h clocked @ 5600 MHz
176% Outstanding
MC Read 75.8
MC Write 62.3
MC Mixed 71.1
199% 69.7 GB/s
SC Read 19.1
SC Write 50.7
SC Mixed 28
93% 32.6 GB/s
Latency 77.8
51% 77.8 ns
2 of 2 slots used
63GB DIMM 22h clocked @ 4800 MHz
164% Outstanding
MC Read 65.4
MC Write 65.9
MC Mixed 61.5
184% 64.3 GB/s
SC Read 20.4
SC Write 48.9
SC Mixed 29.4
94% 32.9 GB/s
Latency 83.8
48% 83.8 ns
2 of 2 slots used
63GB DIMM 22h clocked @ 4800 MHz
162% Outstanding
MC Read 63.8
MC Write 65.7
MC Mixed 61.2
182% 63.6 GB/s
SC Read 20.6
SC Write 49.6
SC Mixed 30.6
96% 33.6 GB/s
Latency 90.9
44% 90.9 ns
2 of 2 slots used
63GB DIMM 22h clocked @ 4800 MHz
162% Outstanding
MC Read 64.3
MC Write 65.5
MC Mixed 60.4
181% 63.4 GB/s
SC Read 19.8
SC Write 48.5
SC Mixed 29.4
93% 32.6 GB/s
Latency 84
48% 84 ns
2 of 2 slots used
63GB DIMM 22h clocked @ 4800 MHz
152% Outstanding
MC Read 62.6
MC Write 63
MC Mixed 53.2
170% 59.6 GB/s
SC Read 21
SC Write 39.1
SC Mixed 31.1
87% 30.4 GB/s
Latency 101
40% 101 ns
25 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 67,263,270 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 KF556C40-32 2x31.5GB Builds (Compare 898 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 214%
UFO
Desktop
Desktop 116%
UFO
Workstation
Workstation 251%
UFO

System: Alienware Aurora R13

CPU
Core i9-12900KFIntel  $280Bench 117%, 15,291 samples311x
Core i7-12700KFIntel  $189Bench 114%, 70,812 samples255x
Core i7-12700FIntel  $250Bench 109%, 19,845 samples182x
GPU
RTX 3080Nvidia  $435Bench 187%, 424,051 samples263x
RTX 3070Nvidia  $500Bench 148%, 619,642 samples168x
RTX 3080-TiNvidia  $660Bench 204%, 155,335 samples136x
SSD
PM9A1 Samsung 1024GBNvmeBench 322%, 5,261 samples154x
PC801 SK hynix 1TBNvmeBench 351%, 3,744 samples68x
PC SN810 WDC 1024GBNvmeBench 346%, 2,287 samples66x
RAM
KF556C40-32 2x31.5GBUnknownBench 158%, 25 samples1x
EDIT WITH CUSTOM PC BUILDER Value: 108% - Outstanding Total price: $715

Popular KF556C40-32 2x31.5GB systems:

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Welcome to our PC speed test tool. UserBenchmark will test your PC and compare the results to other users with the same components. You can quickly size up your PC, identify hardware problems and explore the best value for money upgrades.

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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]

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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

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Reaching its prime
Age: 13 months

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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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CPUGPUSSD
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Intel Core i5-12400F $109Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
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