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Samsung SSD PM981a MZVLB512HBJQ

The Samsung SSD PM981a 512 GB is a fast NVMe SSD in the M.2 2280 format. It is intended for OEMs only and therefore often found in high end laptops. It uses the Samsung Phoenix controller and 3D-NAND TLC flash memory.

TypeNVMe
SizePCIe x4
Capacity512 GB
Interface
ControllerSamsung Polaris V2
Announced23.01.2020

Benchmarks

Performance Rating - DiskSpd
42.5 pt (47%)
SK Hynix PC401 512GB M.2 (HFS512GD9TNG) -92%
...
WDC PC SN530 SDBPNPZ-512G -9%
Samsung SSD PM981a MZVLB256HBHQ -8%
Samsung SSD PM981 MZVLB256HAHQ -8%
SK Hynix HFM512GD3JX013N -8%
WDC PC SN730 SDBPNTY-256G -7%
Toshiba XG6 KXG60ZNV512G -6%
2x Micron 2200S 512 GB (RAID 0) -3%
WDC PC SN730 SDBPNTY-1T00 -3%
2x Intel SSD 660p SSDPEKNW512G8 (RAID 0) -1%
Samsung SSD PM981a MZVLB512HBJQ
Toshiba XG6 KXG60ZNV1T02 1%
Samsung SSD PM981 MZVLB512HAJQ 2%
Intel SSD 760p SSDPEKKW512G8 2%
WDC PC SN730 SDBQNTY-512GB 4%
HP EX900 Pro 1 TB 5%
BIWIN NS200 1TB CNF82GS1G02-1TB 7%
Phison PS5013 PRO-X-1TB-G2R NVMe SSD 8%
Lite-On CA5-8D512 8%
Toshiba XG6 KXG6AZNV512G 9%
...
Samsung SSD 980 Pro 1TB MZ-V8P1T0BW 113%
0%
100%
AS SSD - Copy Game
min: 387.77     avg: 1171     median: 1287.7 (22%)     max: 1724.84 MB/s
+ 16 benchmarks and specifications   + Show comparison chart
AS SSD - Copy Program
min: 72.23     avg: 508     median: 540.2 (20%)     max: 919.95 MB/s
+ 16 benchmarks and specifications   + Show comparison chart
AS SSD - Copy ISO
min: 1385.88     avg: 1910     median: 1997.8 (54%)     max: 2452.1 MB/s
+ 16 benchmarks and specifications   + Show comparison chart
AS SSD - Score Total
min: 2927     avg: 4212     median: 4381 (52%)     max: 5133 Points
+ 24 benchmarks and specifications   + Show comparison chart
AS SSD - Score Write
min: 1598     avg: 2035     median: 2065 (48%)     max: 2367 Points
+ 24 benchmarks and specifications   + Show comparison chart
AS SSD - Score Read
min: 843     avg: 1442     median: 1513 (53%)     max: 1864 Points
+ 24 benchmarks and specifications   + Show comparison chart
AS SSD - Access Time Write *
min: 0.024     avg: 0.1     median: 0 (0%)     max: 0.112 ms
+ 24 benchmarks and specifications   + Show comparison chart
AS SSD - Access Time Read *
min: 0.035     avg: 0.1     median: 0 (0%)     max: 0.076 ms
+ 24 benchmarks and specifications   + Show comparison chart
AS SSD - 4K-64 Write
min: 1311.42     avg: 1710     median: 1753.4 (46%)     max: 2007.16 MB/s
+ 24 benchmarks and specifications   + Show comparison chart
AS SSD - 4K-64 Read
min: 585.08     avg: 1166     median: 1237.5 (53%)     max: 1601.42 MB/s
+ 24 benchmarks and specifications   + Show comparison chart
AS SSD - 4K Write
min: 96.51     avg: 129     median: 123.7 (1%)     max: 189.27 MB/s
+ 24 benchmarks and specifications   + Show comparison chart
AS SSD - 4K Read
min: 47.55     avg: 53.6     median: 53.6 (20%)     max: 60.3 MB/s
+ 24 benchmarks and specifications   + Show comparison chart
AS SSD - Sequential Write
min: 1199.53     avg: 1954     median: 2092.4 (50%)     max: 2724.02 MB/s
+ 24 benchmarks and specifications   + Show comparison chart
AS SSD - Sequential Read
min: 1657.77     avg: 2227     median: 2138 (39%)     max: 2844.07 MB/s
+ 24 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 3.0 - 4K QD32 Write
450 MB/s (59%)
+ 1 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 3.0 - 4K QD32 Read
571 MB/s (60%)
+ 1 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 3.0 - 4K Write
161 MB/s (18%)
+ 1 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 3.0 - 4K Read
70.9 MB/s (1%)
+ 1 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 3.0 - 512K Write
1820 MB/s (43%)
+ 1 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 3.0 - 512K Read
1675 MB/s (71%)
+ 1 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 3.0 - Sequential Write
1624 MB/s (38%)
+ 1 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 3.0 - Sequential Read
1545 MB/s (44%)
+ 1 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K
min: 82.21     avg: 138     median: 135.2 (12%)     max: 185.02 MB/s
+ 24 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K
min: 35.78     avg: 48.4     median: 48.1 (1%)     max: 65.15 MB/s
+ 24 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5 Write Seq
min: 930.5     avg: 2024     median: 2067 (48%)     max: 2896 MB/s
+ 23 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5 Read Seq
min: 1136     avg: 2040     median: 2152.9 (40%)     max: 2754 MB/s
+ 23 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K Q32T1
min: 325.5     avg: 448     median: 435.5 (26%)     max: 555.8 MB/s
+ 24 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K Q32T1
min: 332.2     avg: 469     median: 496.2 (31%)     max: 584.9 MB/s
+ 24 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write Seq Q32T1
min: 933.6     avg: 2878     median: 2979 (57%)     max: 2994 MB/s
+ 24 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read Seq Q32T1
min: 3269     avg: 3502     median: 3548 (39%)     max: 3568 MB/s
+ 24 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 6 Write 4K Q8T8
1444 MB/s (54%)
+ 2 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 6 Read 4K Q8T8
1052 MB/s (46%)
+ 2 benchmarks and specifications   + Show comparison chart
PCMark 8 - PCMark 8 Storage v2
5083 Points (99%)
+ 1 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q1t1_write
min: 10.42     avg: 134     median: 135 (52%)     max: 184.56 MB/s
+ 26 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q1t1_read
min: 7.67     avg: 44.3     median: 46.5 (17%)     max: 52.1 MB/s
+ 26 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q32t16_write
min: 11.49     avg: 1066     median: 469 (14%)     max: 2156 MB/s
+ 26 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q32t16_read
min: 11.83     avg: 973     median: 1095 (37%)     max: 1162 MB/s
+ 26 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_write
min: 178.26     avg: 1963     median: 2014 (47%)     max: 2877 MB/s
+ 26 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_read
min: 214.12     avg: 1950     median: 2088 (50%)     max: 2471 MB/s
+ 26 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_q8t1_write
min: 169.66     avg: 2845     median: 2959 (59%)     max: 2993 MB/s
+ 26 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_q8t1_read
min: 221.44     avg: 3218     median: 3384.5 (50%)     max: 3550 MB/s
+ 26 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd Loop seq_q8t1_read
min: 221.86     avg: 3138     median: 3455 (51%)     max: 3546 MB/s
+ 21 benchmarks and specifications   + Show comparison chart
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- Range of benchmark values for this graphics card
- Average benchmark values for this graphics card
* Smaller numbers mean a higher performance

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