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Samsung PM981a 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 inch
Size1024 GB
Interface
Announced04.08.2019

Benchmarks

Performance Rating - DiskSpd
74.1 pt (91%)
AS SSD - Copy Game MB/s
min: 690.59     avg: 1062     median: 1061.6 (57%)     max: 1432.52 MB/s
AS SSD - Copy Program MB/s
min: 267.06     avg: 419     median: 419.5 (35%)     max: 571.84 MB/s
AS SSD - Copy ISO MB/s
min: 1130.75     avg: 1646     median: 1646 (51%)     max: 2161.2 MB/s
AS SSD - Score Total
min: 3467     avg: 4975     median: 5146 (69%)     max: 5810 MB/s
AS SSD - Score Write
min: 1666     avg: 2018     median: 2073.5 (58%)     max: 2291 MB/s
AS SSD - Score Read
min: 1154     avg: 1957     median: 2032.5 (80%)     max: 2339 MB/s
AS SSD - Access Time Write *
min: 0.024     avg: 0     median: 0 (0%)     max: 0.086 MB/s
AS SSD - Access Time Read *
min: 0.032     avg: 0     median: 0 (0%)     max: 0.066 MB/s
AS SSD - 4K-64 Write
min: 1260.41     avg: 1660     median: 1715.6 (56%)     max: 1907.32 MB/s
AS SSD - 4K-64 Read
min: 877.74     avg: 1662     median: 1738.8 (76%)     max: 2011.23 MB/s
AS SSD - 4K Write
min: 105.35     avg: 131     median: 134.2 (1%)     max: 152.47 MB/s
AS SSD - 4K Read
min: 45.52     avg: 54.8     median: 56 (21%)     max: 59.07 MB/s
AS SSD - Seq Write
min: 1401.2     avg: 2266     median: 2432.5 (59%)     max: 2530 MB/s
AS SSD - Seq Read
min: 1954.25     avg: 2398     median: 2434 (50%)     max: 2737 MB/s
CrystalDiskMark 3.0 - Write 4k QD32
min: 396.1     avg: 426     median: 426.4 (56%)     max: 456.63 MB/s
CrystalDiskMark 3.0 - Read 4k QD32
min: 450.7     avg: 494     median: 494.2 (52%)     max: 537.6 MB/s
CrystalDiskMark 3.0 - Write 4k
min: 105     avg: 139     median: 139.3 (54%)     max: 173.56 MB/s
CrystalDiskMark 3.0 - Read 4k
min: 56.51     avg: 63.1     median: 63.1 (1%)     max: 69.62 MB/s
CrystalDiskMark 3.0 - Write 512
min: 1361.33     avg: 1987     median: 1987.2 (47%)     max: 2613 MB/s
CrystalDiskMark 3.0 - Read 512
min: 591.17     avg: 794     median: 794.3 (34%)     max: 997.4 MB/s
CrystalDiskMark 3.0 - Write Seq
min: 1081.2     avg: 1859     median: 1859.1 (44%)     max: 2637 MB/s
CrystalDiskMark 3.0 - Read Seq
min: 1055.2     avg: 1176     median: 1176.1 (34%)     max: 1297 MB/s
CrystalDiskMark 5.2 / 6 - Write 4K
min: 128.6     avg: 148     median: 144.6 (33%)     max: 173.02 MB/s
CrystalDiskMark 5.2 / 6 - Read 4K
min: 45.25     avg: 48.4     median: 48.2 (1%)     max: 51.88 MB/s
CrystalDiskMark 5.2 / 6 - Write Seq
min: 1066.91     avg: 1511     median: 1402.1 (33%)     max: 1949 MB/s
CrystalDiskMark 5.2 / 6 - Read Seq
min: 972.5     avg: 1506     median: 1503.4 (28%)     max: 2359 MB/s
CrystalDiskMark 5.2 / 6 - Write 4K Q32T1
min: 268.25     avg: 450     median: 468.3 (27%)     max: 576.3 MB/s
CrystalDiskMark 5.2 / 6 - Read 4K Q32T1
min: 359.57     avg: 509     median: 528.4 (33%)     max: 655.1 MB/s
CrystalDiskMark 5.2 / 6 - Write Seq Q32T1
min: 2935.6     avg: 3003     median: 3011.4 (68%)     max: 3033.1 MB/s
CrystalDiskMark 5.2 / 6 - Read Seq Q32T1
min: 3481     avg: 3537     median: 3547.3 (39%)     max: 3564 MB/s
CrystalDiskMark 5.2 / 6 - Write 4K Q8T8
1491 MB/s (56%)
CrystalDiskMark 5.2 / 6 - Read 4K Q8T8
1499 MB/s (81%)
DiskSpd - 4k q1 t1 write
190 MB/s (73%)
DiskSpd - 4k q1 t1 read
52.4 MB/s (31%)
DiskSpd - 4k q32 t16 write
1877 MB/s (70%)
DiskSpd - 4k q32 t16 read
1864 MB/s (82%)
DiskSpd - seq write
1853 MB/s (57%)
DiskSpd - seq read
1812 MB/s (59%)
DiskSpd - seq q8 t1 read
3402 MB/s (95%)
- 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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Notebook reviews with Samsung PM981a MZVLB1T0HBLR

Huawei MateBook X Pro 2020 i7: Intel Core i7-10510U NVIDIA GeForce MX250, 13.9", 1.3 kg
  Review » Huawei MateBook X Pro 2020 in Review – Compact Laptop with Performance Issues

Lenovo IdeaPad S540-15IWL 81SW0015GE: Intel Core i7-8565U NVIDIA GeForce GTX 1650 Max-Q, 15.6", 1.9 kg
  Review » Lenovo IdeaPad S540-15IWL Review: A great all-rounder with only one real weakness

Lenovo Legion Y540-15IRH: Intel Core i7-9750H NVIDIA GeForce RTX 2060 Mobile, 15.6", 2.3 kg
  Review » Lenovo Legion Y540 with RTX 2060 laptop review: Gaming laptop with good sound and 144 Hz panel

Lenovo ThinkPad P53-20QN000YGE: Intel Core i7-9850H NVIDIA Quadro RTX 5000 (Laptop), 15.6", 2.7 kg
  Review » Lenovo ThinkPad P53 in Review: Classic workstation with a lot of GPU performance

Lenovo ThinkPad T495s-20QKS01E00: AMD Ryzen 7 PRO 3700U AMD Radeon RX Vega 10, 14", 1.3 kg
  Review » Lenovo ThinkPad T495s Review: The AMD business laptop is good, but the fan is annoying

Lenovo Yoga C940-14IIL 81Q9: Intel Core i7-1065G7 Intel Iris Plus Graphics G7 (Ice Lake 64 EU), 14", 1.4 kg
  Review » Lenovo Yoga C940-14IIL Review: The 14-inch Consumer Convertible to Beat

Huawei MateBook X Pro 2020 i7: Intel Core i7-10510U NVIDIA GeForce MX250, 13.9", 1.3 kg
  External Review » Huawei MateBook X Pro 2020 i7

Lenovo Legion Y540-15IRH: Intel Core i7-9750H NVIDIA GeForce RTX 2060 Mobile, 15.6", 2.3 kg
  External Review » Lenovo Legion Y540-15IRH

Lenovo ThinkPad P53-20QN000YGE: Intel Core i7-9850H NVIDIA Quadro RTX 5000 (Laptop), 15.6", 2.7 kg
  External Review » Lenovo ThinkPad P53-20QN000YGE

Lenovo ThinkPad T495s-20QKS01E00: AMD Ryzen 7 PRO 3700U AMD Radeon RX Vega 10, 14", 1.3 kg
  External Review » Lenovo ThinkPad T495s-20QKS01E00

Lenovo Yoga C940-14IIL 81Q9: Intel Core i7-1065G7 Intel Iris Plus Graphics G7 (Ice Lake 64 EU), 14", 1.4 kg
  External Review » Lenovo Yoga C940-14IIL 81Q9

Lenovo ThinkPad P53-20QN000YGE: Intel Core i7-9850H NVIDIA Quadro RTX 5000 (Laptop), 15.6", 2.7 kg
   » Lenovo's ThinkPad P53 offers incredible GPU horsepower

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> Notebook / Laptop Reviews and News > Benchmarks / Tech > Laptop harddisks (HDD, SSD) benchmarks > Samsung PM981a MZVLB1T0HBLR SSD Benchmarks
Klaus Hinum (Update: 2020-04- 3)