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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
InterfaceNVMe
ControllerSamsung Polaris V2
Announced23.01.2020

Benchmarks

Performance Rating - DiskSpd
40.9 pt (50%)
SanDisk DF4128 -92%
...
WDC PC SN730 SDBQNTY-1T00 -5%
Toshiba XG6 KXG60ZNV512G -4%
2x Intel SSD 660p SSDPEKNW512G8 (RAID 0) -4%
Intel Optane Memory H10 with Solid State Storage 32GB + 1TB HBRPEKNX0203AH(L/H) -4%
Samsung SSD PM981 MZVLB512HAJQ -3%
WDC PC SN530 SDBPNPZ-1T00 -3%
Intel SSD 760p SSDPEKKW512G8 -3%
Acer SSD FA100 1TB -3%
Toshiba XG6 KXG60ZNV1T02 -1%
Samsung SSD PM981a MZVLB512HBJQ
HP EX900 Pro 1 TB 0%
SK Hynix PC401 512GB M.2 (HFS512GD9TNG) 0%
Phison PS5013 PRO-X-1TB-G2R NVMe SSD 1%
BIWIN NS200 1TB CNF82GS1G02-1TB 1%
SK Hynix HFM001TD3JX013N 3%
Lite-On CA5-8D512 3%
Intel SSD 760p SSDPEKKW010T8 4%
Phison PM81000GPMQCN28BTF-E12S4 M.2 NVM SSD 5%
Toshiba XG6 KXG6AZNV512G 5%
...
Samsung SSD 980 Pro 1TB MZ-V8P1T0BW 99%
0%
100%
AS SSD - Copy Game
min: 387.77     avg: 1174     median: 1242.2 (21%)     max: 1724.84 MB/s
+ 21 benchmarks and specifications   + Show comparison chart
AS SSD - Copy Program
min: 72.23     avg: 528     median: 547.3 (20%)     max: 919.95 MB/s
+ 21 benchmarks and specifications   + Show comparison chart
AS SSD - Copy ISO
min: 1358.46     avg: 1891     median: 1997.8 (54%)     max: 2452.1 MB/s
+ 21 benchmarks and specifications   + Show comparison chart
AS SSD - Score Total
min: 2927     avg: 4248     median: 4371 (48%)     max: 5133 Points
+ 30 benchmarks and specifications   + Show comparison chart
AS SSD - Score Write
min: 1598     avg: 2038     median: 2081.5 (47%)     max: 2377 Points
+ 30 benchmarks and specifications   + Show comparison chart
AS SSD - Score Read
min: 843     avg: 1468     median: 1521 (43%)     max: 1890 Points
+ 30 benchmarks and specifications   + Show comparison chart
AS SSD - Access Time Write *
min: 0.018     avg: 0.1     median: 0 (0%)     max: 0.112 ms
+ 30 benchmarks and specifications   + Show comparison chart
AS SSD - Access Time Read *
min: 0.035     avg: 0.1     median: 0.1 (0%)     max: 0.079 ms
+ 30 benchmarks and specifications   + Show comparison chart
AS SSD - 4K-64 Write
min: 1311.42     avg: 1710     median: 1765.9 (46%)     max: 2008.92 MB/s
+ 30 benchmarks and specifications   + Show comparison chart
AS SSD - 4K-64 Read
min: 585.08     avg: 1181     median: 1237.7 (42%)     max: 1601.42 MB/s
+ 30 benchmarks and specifications   + Show comparison chart
AS SSD - 4K Write
min: 96.51     avg: 133     median: 125.4 (1%)     max: 196.67 MB/s
+ 30 benchmarks and specifications   + Show comparison chart
AS SSD - 4K Read
min: 42.06     avg: 53.2     median: 53.6 (20%)     max: 60.3 MB/s
+ 30 benchmarks and specifications   + Show comparison chart
AS SSD - Sequential Write
min: 1199.53     avg: 1953     median: 2089.7 (50%)     max: 2724.02 MB/s
+ 30 benchmarks and specifications   + Show comparison chart
AS SSD - Sequential Read
min: 1657.77     avg: 2342     median: 2377.4 (43%)     max: 2861.05 MB/s
+ 30 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: 137     median: 134.9 (12%)     max: 185.02 MB/s
+ 30 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K
min: 35.78     avg: 48.1     median: 47.7 (1%)     max: 65.47 MB/s
+ 30 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5 Write Seq
min: 930.5     avg: 2074     median: 2105 (44%)     max: 2896 MB/s
+ 29 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5 Read Seq
min: 1136     avg: 2083     median: 2206 (41%)     max: 2754 MB/s
+ 29 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K Q32T1
min: 325.5     avg: 443     median: 427.5 (25%)     max: 555.8 MB/s
+ 30 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K Q32T1
min: 332.2     avg: 465     median: 493.9 (31%)     max: 584.9 MB/s
+ 30 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write Seq Q32T1
min: 933.6     avg: 2900     median: 2980 (53%)     max: 2994 MB/s
+ 30 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read Seq Q32T1
min: 3246     avg: 3504     median: 3548 (39%)     max: 3568 MB/s
+ 30 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 6 Write 4K Q8T8
min: 383.7     avg: 914     median: 914.1 (34%)     max: 1444.4 MB/s
+ 2 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 6 Read 4K Q8T8
min: 981.22     avg: 1017     median: 1016.7 (44%)     max: 1052.2 MB/s
+ 2 benchmarks and specifications   + Show comparison chart
PCMark 8 - PCMark 8 Storage v2
min: 5074     avg: 5081     median: 5083 (99%)     max: 5087 Points
+ 3 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q1t1_write
min: 10.42     avg: 135     median: 137.5 (42%)     max: 184.56 MB/s
+ 32 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q1t1_read
min: 7.67     avg: 44.6     median: 46.6 (17%)     max: 52.1 MB/s
+ 32 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q32t16_write
min: 11.49     avg: 1118     median: 727.5 (17%)     max: 2156 MB/s
+ 32 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q32t16_read
min: 11.83     avg: 997     median: 1137 (27%)     max: 1162 MB/s
+ 32 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_write
min: 178.26     avg: 1975     median: 1996 (47%)     max: 2877 MB/s
+ 32 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_read
min: 214.12     avg: 1955     median: 2097.5 (47%)     max: 2471 MB/s
+ 32 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_q8t1_write
min: 169.66     avg: 2859     median: 2961.5 (50%)     max: 2993 MB/s
+ 32 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_q8t1_read
min: 221.44     avg: 3252     median: 3405.5 (50%)     max: 3553 MB/s
+ 32 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd Loop seq_q8t1_read
min: 221.86     avg: 3187     median: 3455 (51%)     max: 3546 MB/s
+ 27 benchmarks and specifications   + Show comparison chart