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Kingston

KF556C40-16 4x16GB

▲ 500 ▼

Release date ≈ Q1 2022.

Average Bench: 166% (1st of 115)

Based on 371 user benchmarks.  Model: Kingston KF556C40-16 4x16GB
Poor: 129%Average: 166% Great: 192%

Popular builds with this RAM

Outstanding average bench

The Kingston KF556C40-16 4x16GB averaged 65.6% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Kingston KF556C40-16 4x16GB near the top of the comparison list.

Strengths

Avg. 16 Core Read Bench 65.8GB/s
Avg. 16 Core Write Bench 64.8GB/s

Poor consistency

The range of scores (95th - 5th percentile) for the Kingston KF556C40-16 4x16GB is 62.3%. This is a particularly wide range which indicates that the Kingston KF556C40-16 4x16GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Physical RAM Latency 85.6ns
Avg. 1 Core Read Bench 25.2GB/s
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Average Bench

(Based on 371 samples)
Rank 1166%
Min Avg Max
49 MC Read 65.8 78.1
44.1 MC Write 64.8 75.8
46.4 MC Mixed 61.9 72.7
183% 64.2 GB/s
Min Avg Max
16.9 SC Read 25.2 56
39.7 SC Write 50.3 64.6
26.1 SC Mixed 34.4 56.6
105% 36.6 GB/s
Min Avg Max
69.4 Latency 85.6 104
46.7% 85.6 ns
User Benchmarks BenchMulti coreSingle coreLatency
The fastest RAM (mainstream) averages a speed of 100%
4 of 4 slots used
64GB DIMM 22h 4800 MHz clocked @ 5600 MHz
192% Outstanding
MC Read 80.7
MC Write 60.9
MC Mixed 68.4
200% 70 GB/s
SC Read 55.4
SC Write 65.1
SC Mixed 57.5
170% 59.3 GB/s
Latency 53.7
74% 53.7 ns
4 of 4 slots used
64GB DIMM 22h 4800 MHz clocked @ 5600 MHz
190% Outstanding
MC Read 82.7
MC Write 59.9
MC Mixed 67.5
200% 70 GB/s
SC Read 55.2
SC Write 61
SC Mixed 54.6
163% 56.9 GB/s
Latency 60.5
66% 60.5 ns
4 of 4 slots used
64GB DIMM 22h clocked @ 5600 MHz
188% Outstanding
MC Read 77
MC Write 74.8
MC Mixed 70.7
212% 74.2 GB/s
SC Read 21
SC Write 53.1
SC Mixed 34.9
104% 36.3 GB/s
Latency 79.9
50% 79.9 ns
4 of 4 slots used
64GB DIMM 22h clocked @ 5600 MHz
179% Outstanding
MC Read 72.1
MC Write 71.4
MC Mixed 67.2
201% 70.2 GB/s
SC Read 21.6
SC Write 52.1
SC Mixed 32.6
101% 35.4 GB/s
Latency 81.2
49% 81.2 ns
4 of 4 slots used
64GB DIMM 22h 4800 MHz clocked @ 5600 MHz
172% Outstanding
MC Read 58.9
MC Write 64.5
MC Mixed 62.5
177% 62 GB/s
SC Read 55.6
SC Write 66.7
SC Mixed 57.5
171% 59.9 GB/s
Latency 78
51% 78 ns
4 of 4 slots used
64GB DIMM 22h clocked @ 4800 MHz
161% Outstanding
MC Read 65.1
MC Write 60.6
MC Mixed 60.4
177% 62 GB/s
SC Read 23.5
SC Write 51.2
SC Mixed 34
104% 36.2 GB/s
Latency 78.3
51% 78.3 ns
4 of 4 slots used
64GB DIMM 22h 4800 MHz clocked @ 4533 MHz
159% Outstanding
MC Read 62.7
MC Write 63.2
MC Mixed 59.4
176% 61.8 GB/s
SC Read 21.6
SC Write 51.3
SC Mixed 32.3
100% 35.1 GB/s
Latency 94.3
42% 94.3 ns
4 of 4 slots used
64GB DIMM 22h 4800 MHz clocked @ 4533 MHz
141% Outstanding
MC Read 55.3
MC Write 56
MC Mixed 52.9
156% 54.7 GB/s
SC Read 18.6
SC Write 47.8
SC Mixed 30
92% 32.1 GB/s
Latency 104
39% 104 ns
371 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 67,082,518 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 KF556C40-16 4x16GB Builds (Compare 3,584 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 239%
UFO
Desktop
Desktop 116%
UFO
Workstation
Workstation 280%
UFO

Motherboard: Asus ROG MAXIMUS Z690 HERO

CPU
Core i9-12900KIntel  $297Bench 117%, 66,991 samples1,959x
Core i9-12900KFIntel  $263Bench 117%, 15,291 samples370x
Core i7-12700KIntel  $215Bench 114%, 78,749 samples351x
GPU
RTX 3090Nvidia  $1,148Bench 210%, 158,856 samples702x
RTX 3080-TiNvidia  $660Bench 204%, 155,335 samples694x
RTX 3080Nvidia  $910Bench 187%, 424,051 samples353x
SSD
980 Pro NVMe PCIe M.2 2TBSamsung  $170Bench 416%, 138,083 samples579x
980 Pro NVMe PCIe M.2 1TBSamsung  $106Bench 394%, 276,089 samples552x
WDS100T1X0E-00AFY0 1TBBench 430%, 44,185 samples143x
RAM
KF556C40-16 4x16GBKingstonBench 166%, 371 samples1x
EDIT WITH CUSTOM PC BUILDER Value: 70% - Good Total price: $1,614

Popular KF556C40-16 4x16GB compatible motherboards:

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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.

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Speed Comparisons

vs Corsair Vengeance LPX DDR4 3200 C16 2x8GB
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vs Corsair Vengeance LPX DDR4 2666 C16 2x8GB
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vs G.SKILL Ripjaws 4 DDR4 2400 C14 8x16GB
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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 $254Nvidia RTX 4060 $300Crucial MX500 250GB $40
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $163Nvidia RTX 4070 $539Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $37Corsair Vengeance LPX DDR4 3000 C15 2x8GB $48SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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