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Samsung PM981a MZVLB1T0HBLR

Samsung PM981a MZVLB1T0HBLR MZVLB1T0HBLR

The Samsung SSD PM981a 1TB nVME SSD (MZVLB1T0HBLR-00000) is a high end M.2 2280 SSD based on the Samsung Phoenix Controller (S4LR020) with 8 channels. It is specified with 3,500 MB/s read and 3,000 MB/s write speeds (max) and 580k/500k IOPS 4k. The power consumption is specified with 0.03 W in idle and 5.6 W under load. The PM981a uses Samsung 3D-NAND TLC with 96 layers (V-NAND v5) and uses NVMe 1.3.

TypeSSD
SizeM.2 2280
Capacity1024 GB
Interface
Announced04.08.2019

Benchmarks

Performance Rating - DiskSpd
67.8 pt (80%)
SK Hynix PC401 512GB M.2 (HFS512GD9TNG) -94%
...
Intel Optane 905P -5%
Samsung SSD PM981 MZVLB2T0HMLB -5%
Samsung SSD PM981 MZVLB1T0HALR -4%
Samsung PM981a MZVLB1T0HBLR
Samsung SSD 970 EVO Plus 1TB 17%
0%
100%
AS SSD - Copy Game
min: 690.59     avg: 1052     median: 1095.9 (18%)     max: 1432.52 MB/s
AS SSD - Copy Program
min: 267.06     avg: 453     median: 501.3 (19%)     max: 587.88 MB/s
AS SSD - Copy ISO
min: 1130.75     avg: 1863     median: 1908.7 (52%)     max: 2161.2 MB/s
AS SSD - Score Total
min: 3309     avg: 4814     median: 5087 (68%)     max: 5810 Points
AS SSD - Score Write
min: 1471     avg: 2052     median: 2161 (60%)     max: 2327 Points
AS SSD - Score Read
min: 1154     avg: 1829     median: 1851 (65%)     max: 2339 Points
AS SSD - Access Time Write *
min: 0.024     avg: 0     median: 0 (0%)     max: 0.086 ms
AS SSD - Access Time Read *
min: 0.032     avg: 0.1     median: 0 (0%)     max: 0.087 ms
AS SSD - 4K-64 Write
min: 1073.65     avg: 1700     median: 1841.6 (60%)     max: 1925.76 MB/s
AS SSD - 4K-64 Read
min: 877.74     avg: 1533     median: 1599 (68%)     max: 2011.23 MB/s
AS SSD - 4K Write
min: 88.16     avg: 124     median: 124.4 (1%)     max: 156.09 MB/s
AS SSD - 4K Read
min: 45.48     avg: 52.7     median: 52.7 (20%)     max: 61.42 MB/s
AS SSD - Sequential Write
min: 1350.94     avg: 2276     median: 2438.1 (59%)     max: 2648.69 MB/s
AS SSD - Sequential Read
min: 1949.74     avg: 2428     median: 2570.7 (53%)     max: 2743.71 MB/s
CrystalDiskMark 3.0 - 4K QD32 Write
min: 396.1     avg: 426     median: 426.4 (56%)     max: 456.63 MB/s
CrystalDiskMark 3.0 - 4K QD32 Read
min: 450.7     avg: 494     median: 494.2 (52%)     max: 537.6 MB/s
CrystalDiskMark 3.0 - 4K Write
min: 105     avg: 139     median: 139.3 (16%)     max: 173.56 MB/s
CrystalDiskMark 3.0 - 4K Read
min: 56.51     avg: 63.1     median: 63.1 (1%)     max: 69.62 MB/s
CrystalDiskMark 3.0 - 512K Write
min: 1361.33     avg: 1987     median: 1987.2 (47%)     max: 2613 MB/s
CrystalDiskMark 3.0 - 512K Read
min: 591.17     avg: 794     median: 794.3 (34%)     max: 997.4 MB/s
CrystalDiskMark 3.0 - Sequential Write
min: 1081.2     avg: 1859     median: 1859.1 (44%)     max: 2637 MB/s
CrystalDiskMark 3.0 - Sequential Read
min: 1055.2     avg: 1176     median: 1176.1 (34%)     max: 1297 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K
min: 101.3     avg: 139     median: 135.7 (12%)     max: 173.02 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K
min: 41.91     avg: 47.3     median: 47 (1%)     max: 51.88 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5 Write Seq
min: 1066.91     avg: 1908     median: 2013.5 (47%)     max: 2854 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5 Read Seq
min: 972.5     avg: 1779     median: 1970 (37%)     max: 2359 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K Q32T1
min: 268.25     avg: 451     median: 462 (27%)     max: 576.3 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K Q32T1
min: 348.4     avg: 506     median: 522.3 (33%)     max: 655.1 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write Seq Q32T1
min: 2935.6     avg: 3002     median: 3010.8 (68%)     max: 3033.1 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read Seq Q32T1
min: 3195     avg: 3488     median: 3542 (39%)     max: 3568 MB/s
CrystalDiskMark 5.2 / 6 - CDM 6 Write 4K Q8T8
1491 MB/s (56%)
CrystalDiskMark 5.2 / 6 - CDM 6 Read 4K Q8T8
1499 MB/s (65%)
DiskSpd - DiskSpd 4k_q1t1_write
min: 112.15     avg: 158     median: 157.7 (60%)     max: 240 MB/s
DiskSpd - DiskSpd 4k_q1t1_read
min: 44.94     avg: 48.9     median: 49.4 (18%)     max: 52.4 MB/s
DiskSpd - DiskSpd 4k_q32t16_write
min: 360.87     avg: 1773     median: 2062.4 (63%)     max: 2161 MB/s
DiskSpd - DiskSpd 4k_q32t16_read
min: 655.07     avg: 1711     median: 1869.6 (76%)     max: 1911.94 MB/s
DiskSpd - DiskSpd seq_write
min: 1247.18     avg: 1930     median: 2060.3 (54%)     max: 2582 MB/s
DiskSpd - DiskSpd seq_read
min: 1114.71     avg: 1803     median: 1903.5 (62%)     max: 2373 MB/s
DiskSpd - DiskSpd seq_q8t1_write
min: 2890     avg: 2971     median: 2998.7 (72%)     max: 3025 MB/s
DiskSpd - DiskSpd seq_q8t1_read
min: 3052.4     avg: 3315     median: 3351.3 (67%)     max: 3529 MB/s
DiskSpd - DiskSpd Loop seq_q8t1_read
min: 1945     avg: 2980     median: 3105.7 (62%)     max: 3524 MB/s
010020030040050060070080090010001100120013001400150016001700180019002000210022002300240025002600270028002900300031003200330034003500Tooltip
- 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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