SK Hynix HMA851U6CJR6N-VK 4GB

Price and performance details for the SK Hynix HMA851U6CJR6N-VK 4GB can be found below. This is made using thousands of PerformanceTest benchmark results and is updated daily.

The graphs shows the relative performance of the ram module compared up to 9 other common ram modules of same type. For DDR3 and DDR4, the values will be from systems using newer Intel CPUs where available.
If pricing history data is available for the ram module, a chart with be created charting price changes.
The last graph shows up to the last 5 baselines we have received for this particular ram module. Both Intel and AMD results are shown.

SK Hynix HMA851U6CJR6N-VK 4GB

Description: PC4-21300, 1.2V, CAS Supported: 10 11 12 13 14 15 16 17 18 19 20

Other names: SK Hynix HMA851U6CJR6N-VK

Memory First Benchmarked: 2020-05-13

Last Price Change: NA

Average Mark

2485
Samples: 97

Memory Test Suite Average Results for SK Hynix HMA851U6CJR6N-VK 4GB

Database Operations	4,074 KOps/Sec
Memory Read Cached	28,268 MBytes/Sec
Memory Read Uncached	15,976 MBytes/Sec
Memory Write	11,587 MBytes/Sec
Latency	39 ns (lower is better)
Memory Threaded	28,365 MBytes/Sec

From submitted results to PerformanceTest V10 as of 11th of July 2026.

Latency
As of 11th of July 2026 - Lower numbers represent better performance
Memory Model	Average
Corsair CMK16GX4M2B3200C16 8GB		41 ns
Team Group Inc. TEAMGROUP-UD4-3200 8GB		43 ns
Corsair CMK32GX4M2E3200C16 16GB		45 ns
Kingston KF3200C16D4/8GX 8GB		44 ns
Kingston KF3200C16D4/16GX 16GB		44 ns
G Skill Intl F4-3200C16-16GVK 16GB		42 ns
G Skill Intl F4-3200C16-8GVKB 8GB		42 ns
Corsair CMW16GX4M2C3200C16 8GB		41 ns
Team Group Inc. TEAMGROUP-UD4-3600 8GB		44 ns
SK Hynix HMA851U6CJR6N-VK 4GB		39 ns
PassMark Software © 2008-2026

Read Uncached Transfer Speed
As of 11th of July 2026 - Higher results represent better performance
Memory Model	Average
Corsair CMK16GX4M2B3200C16 8GB		18.8 GB/s
Team Group Inc. TEAMGROUP-UD4-3200 8GB		20.0 GB/s
Corsair CMK32GX4M2E3200C16 16GB		20.2 GB/s
Kingston KF3200C16D4/8GX 8GB		20.8 GB/s
Kingston KF3200C16D4/16GX 16GB		21.4 GB/s
G Skill Intl F4-3200C16-16GVK 16GB		19.8 GB/s
G Skill Intl F4-3200C16-8GVKB 8GB		19.1 GB/s
Corsair CMW16GX4M2C3200C16 8GB		19.1 GB/s
Team Group Inc. TEAMGROUP-UD4-3600 8GB		21.8 GB/s
SK Hynix HMA851U6CJR6N-VK 4GB		16.0 GB/s
PassMark Software © 2008-2026

Write Transfer Speed
As of 11th of July 2026 - Higher results represent better performance
Memory Model	Average
Corsair CMK16GX4M2B3200C16 8GB		12.7 GB/s
Team Group Inc. TEAMGROUP-UD4-3200 8GB		13.4 GB/s
Corsair CMK32GX4M2E3200C16 16GB		13.6 GB/s
Kingston KF3200C16D4/8GX 8GB		13.6 GB/s
Kingston KF3200C16D4/16GX 16GB		14.5 GB/s
G Skill Intl F4-3200C16-16GVK 16GB		14.0 GB/s
G Skill Intl F4-3200C16-8GVKB 8GB		12.6 GB/s
Corsair CMW16GX4M2C3200C16 8GB		13.1 GB/s
Team Group Inc. TEAMGROUP-UD4-3600 8GB		14.8 GB/s
SK Hynix HMA851U6CJR6N-VK 4GB		11.6 GB/s
PassMark Software © 2008-2026

Threaded Memory
As of 11th of July 2026 - Higher results represent better performance
Memory Model	Average
Corsair CMK16GX4M2B3200C16 8GB		37.3 GB/s
Team Group Inc. TEAMGROUP-UD4-3200 8GB		39.5 GB/s
Corsair CMK32GX4M2E3200C16 16GB		37.6 GB/s
Kingston KF3200C16D4/8GX 8GB		39.9 GB/s
Kingston KF3200C16D4/16GX 16GB		40.2 GB/s
G Skill Intl F4-3200C16-16GVK 16GB		38.5 GB/s
G Skill Intl F4-3200C16-8GVKB 8GB		37.7 GB/s
Corsair CMW16GX4M2C3200C16 8GB		37.5 GB/s
Team Group Inc. TEAMGROUP-UD4-3600 8GB		43.9 GB/s
SK Hynix HMA851U6CJR6N-VK 4GB		28.4 GB/s
PassMark Software © 2008-2026

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Last 5 Baselines for SK Hynix HMA851U6CJR6N-VK 4GB
Most recent listed first
Baseline	Benchmark Results
BL3550144 - Jun 27 2026		36 ns - Latency 16.8 GB/s - Read Uncached 11.6 GB/s - Write 27.5 GB/s - Threaded
BL3526307 - Jun 15 2026		29 ns - Latency 16.6 GB/s - Read Uncached 14.1 GB/s - Write 30.2 GB/s - Threaded
BL3518273 - Jun 10 2026		48 ns - Latency 19.3 GB/s - Read Uncached 8.3 GB/s - Write 36.4 GB/s - Threaded
BL3512658 - Jun 07 2026		61 ns - Latency 19.3 GB/s - Read Uncached 11.1 GB/s - Write 35.3 GB/s - Threaded
BL3509674 - Jun 05 2026		29 ns - Latency 16.9 GB/s - Read Uncached 13.6 GB/s - Write 29.6 GB/s - Threaded
PassMark Software © 2008-2026

RAM Benchmarks

Memory Benchmarks

SK Hynix HMA851U6CJR6N-VK 4GB

Memory Test Suite Average Results for SK Hynix HMA851U6CJR6N-VK 4GB