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

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
42.6 pt (50%)
64 GB eMMC Flash -93%
...
SK Hynix HFM512GD3JX013N -5%
Samsung SSD PM981 MZVLB2T0HMLB -3%
Samsung SSD PM981 MZVLB1T0HALR -2%
Samsung PM981a MZVLB1T0HBLR
Sabrent Rocket 4.0 500GB 2%
Silicon Motion PCIe-8 SSD 4%
...
Phison ESR01TBMFCT 99%
0%
100%
AS SSD - Copy Game
min: 372     avg: 1132     median: 1113 (19%)     max: 1830 MB/s
AS SSD - Copy Program
min: 118.7     avg: 499.6     median: 567 (21%)     max: 803 MB/s
AS SSD - Copy ISO
min: 901     avg: 2098     median: 2065 (19%)     max: 2932 MB/s
AS SSD - Score Total
min: 3309     avg: 4826     median: 4966 (53%)     max: 6095 Points
AS SSD - Score Write
min: 1471     avg: 2144     median: 2215 (50%)     max: 2527 Points
AS SSD - Score Read
min: 1078     avg: 1786     median: 1828 (50%)     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: 1074     avg: 1805     median: 1887 (49%)     max: 2152 MB/s
AS SSD - 4K-64 Read
min: 762     avg: 1477     median: 1516 (51%)     max: 2093 MB/s
AS SSD - 4K Write
min: 87.4     avg: 131.2     median: 126.6 (1%)     max: 208.1 MB/s
AS SSD - 4K Read
min: 44.27     avg: 53.1     median: 52.5 (20%)     max: 68.4 MB/s
AS SSD - Sequential Write
min: 1248     avg: 2084     median: 2322 (45%)     max: 2837 MB/s
AS SSD - Sequential Read
min: 1938     avg: 2553     median: 2673 (46%)     max: 3148 MB/s
CrystalDiskMark 3.0 - 4K QD32 Write
min: 396.1     avg: 426.4     median: 426.4 (56%)     max: 456.6 MB/s
CrystalDiskMark 3.0 - 4K QD32 Read
min: 450.7     avg: 494.4     median: 494.4 (49%)     max: 538 MB/s
CrystalDiskMark 3.0 - 4K Write
min: 105     avg: 139.3     median: 139.3 (16%)     max: 173.6 MB/s
CrystalDiskMark 3.0 - 4K Read
min: 56.5     avg: 63.1     median: 63.1 (1%)     max: 69.6 MB/s
CrystalDiskMark 3.0 - 512K Write
min: 1361     avg: 1987     median: 1987 (47%)     max: 2613 MB/s
CrystalDiskMark 3.0 - 512K Read
min: 591     avg: 794     median: 794 (30%)     max: 997 MB/s
CrystalDiskMark 3.0 - Sequential Write
min: 1081     avg: 1859     median: 1859 (44%)     max: 2637 MB/s
CrystalDiskMark 3.0 - Sequential Read
min: 1055     avg: 1176     median: 1176 (30%)     max: 1297 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K
min: 76.2     avg: 139.7     median: 134.4 (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: 75.5 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5 Write Seq
min: 776     avg: 2036     median: 2032 (11%)     max: 2975 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5 Read Seq
min: 973     avg: 2014     median: 2169 (40%)     max: 2639 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K Q32T1
min: 268.3     avg: 460.7     median: 462 (17%)     max: 656 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K Q32T1
min: 289     avg: 498.6     median: 512.5 (21%)     max: 730 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write Seq Q32T1
min: 788     avg: 2903     median: 3011.5 (51%)     max: 3033 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read Seq Q32T1
min: 2853     avg: 3479     median: 3540.5 (39%)     max: 3568 MB/s
CrystalDiskMark 5.2 / 6 - CDM 6 Write 4K Q8T8
1491 MB/s (30%)
DiskSpd - DiskSpd 4k_q1t1_write
min: 77.8     avg: 139.3     median: 128.5 (31%)     max: 240 MB/s
DiskSpd - DiskSpd 4k_q1t1_read
min: 33.4     avg: 48.6     median: 47.8 (17%)     max: 75.7 MB/s
DiskSpd - DiskSpd 4k_q32t16_write
min: 293     avg: 1427     median: 2001 (47%)     max: 2161 MB/s
DiskSpd - DiskSpd 4k_q32t16_read
min: 598     avg: 1498     median: 1816 (43%)     max: 2506 MB/s
DiskSpd - DiskSpd seq_write
min: 809     avg: 2090     median: 2090.5 (42%)     max: 2957 MB/s