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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
46.6 pt (56%)
AS SSD - Copy Game
min: 440.8     avg: 1137     median: 1112.5 (19%)     max: 1628.65 MB/s
AS SSD - Copy Program
min: 123.31     avg: 511     median: 558.2 (21%)     max: 733.52 MB/s
AS SSD - Copy ISO
min: 1130.75     avg: 2065     median: 2023.2 (55%)     max: 2932.4 MB/s
AS SSD - Score Total
min: 3309     avg: 4799     median: 4966 (54%)     max: 5810 Points
AS SSD - Score Write
min: 1471     avg: 2099     median: 2183 (49%)     max: 2414 Points
AS SSD - Score Read
min: 1154     avg: 1794     median: 1828 (58%)     max: 2339 Points
AS SSD - Access Time Write *
min: 0.017     avg: 0     median: 0 (0%)     max: 0.128 ms
AS SSD - Access Time Read *
min: 0.032     avg: 0     median: 0.1 (0%)     max: 0.087 ms
AS SSD - 4K-64 Write
min: 1073.65     avg: 1758     median: 1845.4 (48%)     max: 2152.41 MB/s
AS SSD - 4K-64 Read
min: 857.5     avg: 1493     median: 1533.5 (59%)     max: 2011.23 MB/s
AS SSD - 4K Write
min: 87.38     avg: 127     median: 124.4 (1%)     max: 202.34 MB/s
AS SSD - 4K Read
min: 44.96     avg: 52.7     median: 52.7 (20%)     max: 61.42 MB/s
AS SSD - Sequential Write
min: 1295.71     avg: 2135     median: 2375 (57%)     max: 2837.42 MB/s
AS SSD - Sequential Read
min: 1949.74     avg: 2476     median: 2620.4 (47%)     max: 2891.04 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: 86.29     avg: 140     median: 135.7 (12%)     max: 211.8 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K
min: 41.91     avg: 47.9     median: 47.7 (1%)     max: 57.18 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5 Write Seq
min: 1066.91     avg: 2048     median: 2044 (46%)     max: 2938 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5 Read Seq
min: 972.5     avg: 1904     median: 2016.5 (37%)     max: 2639 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K Q32T1
min: 268.25     avg: 466     median: 465 (27%)     max: 656.1 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K Q32T1
min: 289     avg: 499     median: 522.3 (33%)     max: 722.5 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write Seq Q32T1
min: 2935.6     avg: 3003     median: 3011 (54%)     max: 3033.1 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read Seq Q32T1
min: 2853     avg: 3462     median: 3538.8 (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: 89     avg: 141     median: 126 (43%)     max: 240 MB/s
DiskSpd - DiskSpd 4k_q1t1_read
min: 37.4     avg: 47.2     median: 47.8 (17%)     max: 58.7 MB/s
DiskSpd - DiskSpd 4k_q32t16_write
min: 360.87     avg: 1642     median: 2109 (50%)     max: 2161 MB/s
DiskSpd - DiskSpd 4k_q32t16_read
min: 655.07     avg: 1597     median: 1827 (45%)     max: 1911.94 MB/s
DiskSpd - DiskSpd seq_write
min: 1148     avg: 2067     median: 2078 (49%)     max: 2937 MB/s
DiskSpd - DiskSpd seq_read
min: 1040     avg: 1853     median: 1994 (48%)     max: 2547 MB/s
DiskSpd - DiskSpd seq_q8t1_write
min: 2771     avg: 2972     median: 3005.2 (50%)     max: 3025 MB/s
DiskSpd - DiskSpd seq_q8t1_read
min: 2863     avg: 3326     median: 3398 (50%)     max: 3579 MB/s
DiskSpd - DiskSpd Loop seq_q8t1_read
min: 1945     avg: 3121     median: 3273 (48%)     max: 3565 MB/s
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