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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
InterfaceNVMe
Announced04.08.2019

Benchmarks

Performance Rating - DiskSpd
46.1 pt (55%)
AS SSD - Copy Game
min: 440.8     avg: 1203     median: 1139.5 (19%)     max: 1829.84 MB/s
AS SSD - Copy Program
min: 123.31     avg: 533     median: 571.8 (21%)     max: 750.12 MB/s
AS SSD - Copy ISO
min: 1130.75     avg: 2084     median: 1981.7 (54%)     max: 2932.4 MB/s
AS SSD - Score Total
min: 3309     avg: 4884     median: 4983 (55%)     max: 6095 Points
AS SSD - Score Write
min: 1471     avg: 2141     median: 2215 (50%)     max: 2527 Points
AS SSD - Score Read
min: 1154     avg: 1824     median: 1843 (51%)     max: 2449 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 (0%)     max: 0.087 ms
AS SSD - 4K-64 Write
min: 1073.65     avg: 1796     median: 1883.1 (49%)     max: 2152.41 MB/s
AS SSD - 4K-64 Read
min: 857.5     avg: 1521     median: 1533.5 (52%)     max: 2092.8 MB/s
AS SSD - 4K Write
min: 87.38     avg: 132     median: 124.4 (1%)     max: 208.12 MB/s
AS SSD - 4K Read
min: 44.96     avg: 53.5     median: 52.7 (20%)     max: 68.42 MB/s
AS SSD - Sequential Write
min: 1248     avg: 2125     median: 2369.8 (53%)     max: 2837.42 MB/s
AS SSD - Sequential Read
min: 1938     avg: 2494     median: 2627 (46%)     max: 3066.19 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: 76.16     avg: 143     median: 138 (12%)     max: 228.9 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K
min: 34.32     avg: 49.9     median: 48.1 (1%)     max: 75.47 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5 Write Seq
min: 775.9     avg: 2025     median: 2044 (42%)     max: 2975 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5 Read Seq
min: 972.5     avg: 1954     median: 2034 (38%)     max: 2639 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K Q32T1
min: 268.25     avg: 472     median: 466.4 (27%)     max: 656.1 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K Q32T1
min: 289     avg: 508     median: 522.3 (33%)     max: 730 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write Seq Q32T1
min: 788.3     avg: 2884     median: 3008 (53%)     max: 3033.1 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read Seq Q32T1
min: 2853     avg: 3471     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 (60%)
DiskSpd - DiskSpd 4k_q1t1_write
min: 77.8     avg: 144     median: 126 (38%)     max: 240 MB/s
DiskSpd - DiskSpd 4k_q1t1_read
min: 33.4     avg: 49.3     median: 47.8 (17%)     max: 75.7 MB/s
DiskSpd - DiskSpd 4k_q32t16_write
min: 305     avg: 1565     median: 2096 (49%)     max: 2161 MB/s
DiskSpd - DiskSpd 4k_q32t16_read
min: 598     avg: 1587     median: 1827 (44%)     max: 2506 MB/s
DiskSpd - DiskSpd seq_write
min: 809     avg: 2060     median: 2103 (46%)     max: 2957 MB/s
DiskSpd - DiskSpd seq_read
min: 834     avg: 1880     median: 1995 (43%)     max: 2547 MB/s
DiskSpd - DiskSpd seq_q8t1_write
min: 2771     avg: 2970     median: 2992.1 (50%)     max: 3025 MB/s
DiskSpd - DiskSpd seq_q8t1_read
min: 2863     avg: 3326     median: 3395 (48%)     max: 3579 MB/s