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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
InterfaceNVMe
Announced26.05.2020

Benchmarks

Performance Rating - DiskSpd
27 pt (32%)
64 GB eMMC Flash -89%
...
WDC PC SN520 SDAPMUW-512 -3%
Crucial P1 SSD CT1000P1SSD8 -2%
Phison 512GB PA6620060U -2%
Toshiba KBG40ZNS512G NVMe -1%
Samsung PM991 MZVLQ1T0HALB
Intel SSDPEMKF512G8 NVMe SSD 1%
Toshiba BG4 KBG40ZPZ512G 1%
ADATA XPG Gammix S11L 1024GB 3%
...
Phison ESR01TBMFCT 213%
0%
100%
AS SSD - Copy Game
min: 621     avg: 1031     median: 993 (17%)     max: 1428 MB/s
AS SSD - Copy ISO
min: 974     avg: 1523     median: 1583 (14%)     max: 1853 MB/s
AS SSD - Score Total
min: 1552     avg: 2862     median: 3065.5 (33%)     max: 3464 Points
AS SSD - Score Write
min: 533     avg: 1029     median: 1115.5 (25%)     max: 1238 Points
AS SSD - Score Read
min: 682     avg: 1236     median: 1307 (36%)     max: 1598 Points
AS SSD - Access Time Write *
min: 0.028     avg: 0     median: 0 (0%)     max: 0.066 ms
AS SSD - Access Time Read *
min: 0.053     avg: 0.1     median: 0.1 (0%)     max: 0.112 ms
AS SSD - 4K-64 Write
min: 262.1     avg: 763     median: 887 (23%)     max: 909 MB/s
AS SSD - 4K-64 Read
min: 454.7     avg: 981     median: 1059.5 (36%)     max: 1298 MB/s
AS SSD - 4K Write
min: 96.4     avg: 137.5     median: 136.1 (1%)     max: 175.6 MB/s
AS SSD - 4K Read
min: 31.56     avg: 42.5     median: 43.5 (16%)     max: 49.82 MB/s
AS SSD - Sequential Write
min: 954     avg: 1282     median: 1309.5 (25%)     max: 1571 MB/s
AS SSD - Sequential Read
min: 1960     avg: 2124     median: 2050.5 (36%)     max: 2618 MB/s
CrystalDiskMark 3.0 - 4K QD32 Write
min: 365.2     avg: 414.2     median: 390.6 (51%)     max: 486.8 MB/s
CrystalDiskMark 3.0 - 4K QD32 Read
min: 447.7     avg: 471.7     median: 461.4 (46%)     max: 506 MB/s
CrystalDiskMark 3.0 - 4K Write
min: 114.7     avg: 131.4     median: 133.9 (15%)     max: 145.7 MB/s
CrystalDiskMark 3.0 - 4K Read
min: 38.24     avg: 45.8     median: 44.2 (1%)     max: 55 MB/s
CrystalDiskMark 3.0 - 512K Write
min: 1365     avg: 1423     median: 1448 (34%)     max: 1455 MB/s
CrystalDiskMark 3.0 - 512K Read
min: 872     avg: 1168     median: 1215 (46%)     max: 1418 MB/s
CrystalDiskMark 3.0 - Sequential Write
min: 1527     avg: 1564     median: 1528 (36%)     max: 1638 MB/s
CrystalDiskMark 3.0 - Sequential Read
min: 1435     avg: 1699     median: 1716 (43%)     max: 1945 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K
min: 98.8     avg: 142     median: 139.6 (13%)     max: 187.3 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K
min: 32.44     avg: 43.2     median: 43.1 (1%)     max: 55 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5 Write Seq
min: 1283     avg: 1401     median: 1337 (7%)     max: 1582 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5 Read Seq
min: 1349     avg: 1583     median: 1575 (29%)     max: 1887 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K Q32T1
min: 375.4     avg: 436.8     median: 437 (16%)     max: 504 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K Q32T1
min: 398     avg: 494.6     median: 473.1 (20%)     max: 708 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write Seq Q32T1
min: 1492     avg: 1607     median: 1611 (27%)     max: 1706 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read Seq Q32T1
min: 2329     avg: 2500     median: 2387 (27%)     max: 3153 MB/s
CrystalDiskMark 5.2 / 6 - CDM 6 Write 4K Q8T8
min: 518     avg: 724     median: 724 (15%)     max: 930 MB/s
CrystalDiskMark 5.2 / 6 - CDM 6 Read 4K Q8T8
min: 963     avg: 1208     median: 1208 (18%)     max: 1453 MB/s
DiskSpd - DiskSpd 4k_q1t1_write
min: 114     avg: 147.7     median: 143.5 (34%)     max: 210 MB/s
DiskSpd - DiskSpd 4k_q1t1_read
min: 35.19     avg: 45     median: 44.9 (16%)     max: 54.3 MB/s
DiskSpd - DiskSpd 4k_q32t16_write
min: 423.4     avg: 584     median: 471.5 (11%)     max: 949 MB/s
DiskSpd - DiskSpd 4k_q32t16_read
min: 656     avg: 925     median: 848.5 (20%)     max: 1294 MB/s
DiskSpd - DiskSpd seq_write
min: 1285     avg: 1442     median: 1429 (29%)     max: 1638 MB/s
DiskSpd - DiskSpd seq_read
min: 1204     avg: 1517     median: 1507 (32%)     max: 1905 MB/s
DiskSpd - DiskSpd seq_q8t1_write
min: 1330     avg: 1552     median: 1591.5 (27%)     max: 1703 MB/s
DiskSpd - DiskSpd seq_q8t1_read
min: 1896     avg: 2336     median: 2273.5 (32%)     max: 3130 MB/s
DiskSpd - DiskSpd Loop seq_q8t1_read
min: 1458     avg: 2123     median: 2302 (33%)     max: 2427 MB/s
01002003004005006007008009001000110012001300140015001600170018001900200021002200Tooltip
- 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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