Notebookcheck Logo
, , , , , ,
search relation.
, , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , ,
 

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
37.4 pt (44%)
AS SSD - Copy Game
min: 387.8     avg: 1200     median: 1288 (22%)     max: 1725 MB/s
AS SSD - Copy Program
min: 72.2     avg: 547     median: 550 (20%)     max: 920 MB/s
AS SSD - Copy ISO
min: 1358     avg: 1896     median: 1998 (18%)     max: 2452 MB/s
AS SSD - Score Total
min: 2927     avg: 4249     median: 4371 (47%)     max: 5192 Points
AS SSD - Score Write
min: 1598     avg: 2040     median: 2075.5 (47%)     max: 2377 Points
AS SSD - Score Read
min: 843     avg: 1469     median: 1521 (42%)     max: 1944 Points
AS SSD - Access Time Write *
min: 0.018     avg: 0.1     median: 0 (0%)     max: 0.151 ms
AS SSD - Access Time Read *
min: 0.035     avg: 0.1     median: 0.1 (0%)     max: 0.079 ms
AS SSD - 4K-64 Write
min: 1311     avg: 1714     median: 1765.5 (46%)     max: 2009 MB/s
AS SSD - 4K-64 Read
min: 585     avg: 1178     median: 1237.5 (42%)     max: 1633 MB/s
AS SSD - 4K Write
min: 96.5     avg: 130.9     median: 124.3 (1%)     max: 196.7 MB/s
AS SSD - 4K Read
min: 42.06     avg: 53     median: 53.6 (20%)     max: 60.3 MB/s
AS SSD - Sequential Write
min: 1200     avg: 1952     median: 2089.5 (40%)     max: 2724 MB/s
AS SSD - Sequential Read
min: 1658     avg: 2380     median: 2496.5 (43%)     max: 2936 MB/s
CrystalDiskMark 3.0 - 4K QD32 Write
450.2 MB/s (59%)
CrystalDiskMark 3.0 - 4K QD32 Read
571 MB/s (57%)
CrystalDiskMark 3.0 - 4K Write
160.9 MB/s (18%)
CrystalDiskMark 3.0 - 4K Read
70.9 MB/s (1%)
CrystalDiskMark 3.0 - 512K Write
1820 MB/s (43%)
CrystalDiskMark 3.0 - 512K Read
1675 MB/s (64%)
CrystalDiskMark 3.0 - Sequential Read
1545 MB/s (39%)
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K
min: 82.2     avg: 139.2     median: 134.9 (12%)     max: 203 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K
min: 35.78     avg: 48.2     median: 47.7 (1%)     max: 65.5 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5 Write Seq
min: 931     avg: 2080     median: 2122 (11%)     max: 2896 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5 Read Seq
min: 1136     avg: 2078     median: 2153 (40%)     max: 2754 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K Q32T1
min: 325.5     avg: 451.3     median: 432.3 (16%)     max: 640 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K Q32T1
min: 332.2     avg: 475.5     median: 495.9 (21%)     max: 707 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write Seq Q32T1
min: 934     avg: 2905     median: 2980 (51%)     max: 2994 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read Seq Q32T1
min: 3246     avg: 3507     median: 3549 (39%)     max: 3568 MB/s
CrystalDiskMark 5.2 / 6 - CDM 6 Write 4K Q8T8
min: 383.7     avg: 914     median: 913.9 (18%)     max: 1444 MB/s
CrystalDiskMark 5.2 / 6 - CDM 6 Read 4K Q8T8
min: 981     avg: 1017     median: 1016.5 (15%)     max: 1052 MB/s
PCMark 8 - PCMark 8 Storage v2
min: 4983     avg: 5057     median: 5078.5 (99%)     max: 5087 Points
DiskSpd - DiskSpd 4k_q1t1_write
min: 10.42     avg: 136.2     median: 137.5 (33%)     max: 210 MB/s
DiskSpd - DiskSpd 4k_q1t1_read
min: 7.67     avg: 45.2     median: 46.8 (16%)     max: 53.6 MB/s
DiskSpd - DiskSpd 4k_q32t16_write
min: 11.49     avg: 1118     median: 951 (22%)     max: 2156 MB/s
DiskSpd - DiskSpd 4k_q32t16_read
min: 11.83     avg: 1005     median: 1143 (27%)     max: 1162 MB/s
DiskSpd - DiskSpd seq_write
min: 178.3     avg: 1992     median: 2016 (41%)     max: 2877 MB/s
DiskSpd - DiskSpd seq_read
min: 214.1     avg: 1976     median: 2089 (45%)     max: 2511 MB/s