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Samsung PM991 MZVLQ1T0HALB

Samsung PM991 MZVLQ1T0HALB PM991 MZVLQ1T0HALB

The Samsung PM991 1024 GB (1 TB) MZVLQ1T0HALB-00000 is a mid range NVMe 1.3 SSD that uses the M.2 interface (2280). It is rated at a maximum of 2300 MB/s sequential read and 1350 MB/s write. It uses Samsung 3D-NAND (V-NAND v5) and a Samsung controller.

TypeSSD
SizeM.2
Capacity1024 GB
Interface
Announced26.05.2020

Benchmarks

Performance Rating - DiskSpd
43.8 pt (55%)
SK Hynix PC401 512GB M.2 (HFS512GD9TNG) -90%
...
Toshiba KBG40ZNS512G NVMe -6%
Samsung SSD 950 Pro 512GB m.2 NVMe -5%
WDC PC SN520 SDAPNUW-512G -3%
Crucial P1 SSD CT1000P1SSD8 -2%
Samsung PM991 MZVLQ1T0HALB
Intel SSDPEMKF512G8 NVMe SSD 0%
Intel SSD 660p 1TB SSDPEKNW010T8 2%
Toshiba Kioxia XG6 KXG60PNV1T02 3%
Toshiba KBG40ZNV512G 10%
...
0%
100%
AS SSD - Copy Game MB/s
min: 620.55     avg: 807     median: 806.8 (13%)     max: 993.1 MB/s
AS SSD - Copy Program MB/s
min: 356.5     avg: 455     median: 454.7 (17%)     max: 552.95 MB/s
AS SSD - Copy ISO MB/s
min: 974.48     avg: 1274     median: 1274 (37%)     max: 1573.57 MB/s
AS SSD - Score Total
min: 1552     avg: 2126     median: 2126 (29%)     max: 2700 MB/s
AS SSD - Score Write
min: 533     avg: 775     median: 774.5 (21%)     max: 1016 MB/s
AS SSD - Score Read
min: 682     avg: 904     median: 904 (36%)     max: 1126 MB/s
AS SSD - Access Time Write *
min: 0.028     avg: 0     median: 0 (0%)     max: 0.034 MB/s
AS SSD - Access Time Read *
0.1 MB/s (0%)
AS SSD - 4K-64 Write
min: 262.07     avg: 496     median: 495.6 (16%)     max: 729.12 MB/s
AS SSD - 4K-64 Read
min: 454.71     avg: 662     median: 661.9 (29%)     max: 869.14 MB/s
AS SSD - 4K Write
min: 116.61     avg: 129     median: 128.7 (1%)     max: 140.72 MB/s
AS SSD - 4K Read
min: 31.56     avg: 40.7     median: 40.7 (15%)     max: 49.82 MB/s
AS SSD - Seq Write
min: 1462     avg: 1505     median: 1504.7 (36%)     max: 1547.44 MB/s
AS SSD - Seq Read
min: 1960.06     avg: 2016     median: 2015.5 (41%)     max: 2071 MB/s
CrystalDiskMark 3.0 - Write 4k QD32
min: 365.2     avg: 378     median: 377.9 (50%)     max: 390.6 MB/s
CrystalDiskMark 3.0 - Read 4k QD32
min: 461.4     avg: 484     median: 483.6 (51%)     max: 505.8 MB/s
CrystalDiskMark 3.0 - Write 4k
min: 133.9     avg: 140     median: 139.8 (54%)     max: 145.7 MB/s
CrystalDiskMark 3.0 - Read 4k
min: 38.24     avg: 46.6     median: 46.6 (1%)     max: 54.95 MB/s
CrystalDiskMark 3.0 - Write 512
min: 1365     avg: 1407     median: 1406.5 (33%)     max: 1448 MB/s
CrystalDiskMark 3.0 - Read 512
min: 872.1     avg: 1044     median: 1043.6 (44%)     max: 1215 MB/s
CrystalDiskMark 3.0 - Write Seq
min: 1527     avg: 1528     median: 1527.5 (36%)     max: 1528 MB/s
CrystalDiskMark 3.0 - Read Seq
min: 1435     avg: 1576     median: 1575.5 (45%)     max: 1716 MB/s
CrystalDiskMark 5.2 / 6 - Write 4K
min: 98.85     avg: 134     median: 133.6 (30%)     max: 168.39 MB/s
CrystalDiskMark 5.2 / 6 - Read 4K
min: 32.44     avg: 43.7     median: 43.7 (1%)     max: 55 MB/s
CrystalDiskMark 5.2 / 6 - Write Seq
1582 MB/s (37%)
CrystalDiskMark 5.2 / 6 - Read Seq
1471 MB/s (27%)
CrystalDiskMark 5.2 / 6 - Write 4K Q32T1
min: 375.4     avg: 426     median: 425.7 (25%)     max: 476.09 MB/s
CrystalDiskMark 5.2 / 6 - Read 4K Q32T1
min: 491.9     avg: 499     median: 498.9 (32%)     max: 505.84 MB/s
CrystalDiskMark 5.2 / 6 - Write Seq Q32T1
min: 1491.5     avg: 1533     median: 1532.8 (35%)     max: 1574 MB/s
CrystalDiskMark 5.2 / 6 - Read Seq Q32T1
min: 2329     avg: 2343     median: 2342.8 (26%)     max: 2356.6 MB/s
CrystalDiskMark 5.2 / 6 - Write 4K Q8T8
930 MB/s (35%)
CrystalDiskMark 5.2 / 6 - Read 4K Q8T8
963 MB/s (52%)
DiskSpd - 4k q1 t1 write
min: 126.95     avg: 138     median: 137.6 (53%)     max: 148.15 MB/s
DiskSpd - 4k q1 t1 read
min: 35.19     avg: 44.8     median: 44.8 (23%)     max: 54.33 MB/s
DiskSpd - 4k q32 t16 write
min: 423.42     avg: 592     median: 592.3 (22%)     max: 761.08 MB/s
DiskSpd - 4k q32 t16 read
min: 678.96     avg: 823     median: 823.1 (34%)     max: 967.23 MB/s
DiskSpd - seq write
min: 1330.29     avg: 1439     median: 1439.4 (44%)     max: 1548.49 MB/s
DiskSpd - seq read
min: 1429.13     avg: 1481     median: 1481.1 (48%)     max: 1533.02 MB/s
DiskSpd - seq q8 t1 write
min: 1330.01     avg: 1446     median: 1446 (42%)     max: 1561.96 MB/s
DiskSpd - seq q8 t1 read
min: 2121.48     avg: 2220     median: 2220.3 (62%)     max: 2319.06 MB/s
DiskSpd - loop seq q8 t1 read
min: 2284.45     avg: 2302     median: 2302.4 (65%)     max: 2320.3 MB/s
010020030040050060070080090010001100120013001400150016001700180019002000210022002300Tooltip
- 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 PM991 MZVLQ1T0HALB

Acer Spin 5 SP513-54N-79EY: Intel Core i7-1065G7 Intel Iris Plus Graphics G7 (Ice Lake 64 EU), 13.5", 1.2 kg
  Review » Acer Spin 5 SP513 Laptop Review: Sensibly Optimized and Balanced 13-Inch Convertible

Acer Swift 3 SF314-42-R4XJ: AMD Ryzen 7 4700U AMD Radeon RX Vega 7, 14", 1.2 kg
  Review » Acer Swift 3 SF314-42 Laptop Review: Fast, slim and with good battery life - The Ryzen subnotebook is almost completely convincing

Acer Spin 5 SP513-54N-79EY: Intel Core i7-1065G7 Intel Iris Plus Graphics G7 (Ice Lake 64 EU), 13.5", 1.2 kg
  External Review » Acer Spin 5 SP513-54N-79EY

Acer Swift 3 SF314-42-R4XJ: AMD Ryzen 7 4700U AMD Radeon RX Vega 7, 14", 1.2 kg
  External Review » Acer Swift 3 SF314-42-R4XJ

   » No chance for Intel: AMD Ryzen 7 4700U takes apart the Core i7-1065G7 in our Acer Swift 3 SF314-42 review

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> Notebook / Laptop Reviews and News > Benchmarks / Tech > Laptop harddisks (HDD, SSD) benchmarks > Samsung PM991 MZVLQ1T0HALB SSD Benchmarks
Klaus Hinum (Update: 2020-05-30)