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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
2462
Samples: 78

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

Database Operations4,151 KOps/Sec
Memory Read Cached28,113 MBytes/Sec
Memory Read Uncached15,801 MBytes/Sec
Memory Write11,678 MBytes/Sec
Latency39 ns (lower is better)
Memory Threaded27,716 MBytes/Sec
From submitted results to PerformanceTest V10 as of 7th of December 2025.
Latency
As of 7th of December 2025 - 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
G Skill Intl F4-3200C16-16GVK 16GB
42 ns
Kingston KF3200C16D4/16GX 16GB
43 ns
G Skill Intl F4-3200C16-8GVKB 8GB
41 ns
Corsair CMW16GX4M2C3200C16 8GB
41 ns
Team Group Inc. TEAMGROUP-UD4-3600 8GB
43 ns
SK Hynix HMA851U6CJR6N-VK 4GB
39 ns
Read Uncached Transfer Speed
As of 7th of December 2025 - Higher results represent better performance
Memory Model Average
Corsair CMK16GX4M2B3200C16 8GB
18.7 GB/s
Team Group Inc. TEAMGROUP-UD4-3200 8GB
20.0 GB/s
Corsair CMK32GX4M2E3200C16 16GB
20.0 GB/s
Kingston KF3200C16D4/8GX 8GB
20.7 GB/s
G Skill Intl F4-3200C16-16GVK 16GB
19.8 GB/s
Kingston KF3200C16D4/16GX 16GB
21.3 GB/s
G Skill Intl F4-3200C16-8GVKB 8GB
19.0 GB/s
Corsair CMW16GX4M2C3200C16 8GB
19.1 GB/s
Team Group Inc. TEAMGROUP-UD4-3600 8GB
21.9 GB/s
SK Hynix HMA851U6CJR6N-VK 4GB
15.8 GB/s
Write Transfer Speed
As of 7th of December 2025 - 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
13.5 GB/s
Kingston KF3200C16D4/8GX 8GB
13.6 GB/s
G Skill Intl F4-3200C16-16GVK 16GB
14.0 GB/s
Kingston KF3200C16D4/16GX 16GB
14.5 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
14.9 GB/s
SK Hynix HMA851U6CJR6N-VK 4GB
11.7 GB/s
Threaded Memory
As of 7th of December 2025 - Higher results represent better performance
Memory Model Average
Corsair CMK16GX4M2B3200C16 8GB
37.3 GB/s
Team Group Inc. TEAMGROUP-UD4-3200 8GB
39.6 GB/s
Corsair CMK32GX4M2E3200C16 16GB
37.4 GB/s
Kingston KF3200C16D4/8GX 8GB
39.9 GB/s
G Skill Intl F4-3200C16-16GVK 16GB
38.5 GB/s
Kingston KF3200C16D4/16GX 16GB
40.2 GB/s
G Skill Intl F4-3200C16-8GVKB 8GB
37.7 GB/s
Corsair CMW16GX4M2C3200C16 8GB
37.6 GB/s
Team Group Inc. TEAMGROUP-UD4-3600 8GB
44.2 GB/s
SK Hynix HMA851U6CJR6N-VK 4GB
27.7 GB/s

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Last 5 Baselines for SK Hynix HMA851U6CJR6N-VK 4GB
Most recent listed first
Baseline Benchmark Results
BL3079506 - Nov 24 2025

39 ns - Latency

12.4 GB/s - Read Uncached

9.1 GB/s - Write

24.3 GB/s - Threaded

BL3071440 - Nov 21 2025

38 ns - Latency

15.7 GB/s - Read Uncached

12.3 GB/s - Write

28.1 GB/s - Threaded

BL3060728 - Nov 17 2025

32 ns - Latency

16.5 GB/s - Read Uncached

13.6 GB/s - Write

28.1 GB/s - Threaded

BL3046396 - Nov 12 2025

42 ns - Latency

11.4 GB/s - Read Uncached

5.6 GB/s - Write

14.8 GB/s - Threaded

BL2993550 - Oct 21 2025

30 ns - Latency

15.9 GB/s - Read Uncached

12.5 GB/s - Write

28.2 GB/s - Threaded