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Samsung PM991 MZVLQ512HALU

Samsung PM991 MZVLQ512HALU PM991 MZVLQ512HALU

The Samsung PM991 512 GB MZVLQ512HALU is a mid range NVMe 1.3 SSD that uses the M.2 interface (2280). It is rated at a maximum of 2200 MB/s sequential read and 1200 MB/s write. It uses Samsung 3D-NAND (V-NAND v5) and a Samsung controller.

TypeSSD
SizeM.2
Capacity512 GB
InterfaceNVMe
Announced26.05.2020

Benchmarks

Performance Rating - DiskSpd
27.3 pt (32%)
64 GB eMMC Flash -89%
...
Samsung PM991 MZALQ256HAJD -5%
Toshiba XG5-P KXG50PNV2T04 -5%
Toshiba KIOXIA KBG4AZNV512G M.2 2280 OPAL -2%
Samsung SSD 950 Pro 512GB m.2 NVMe -1%
Samsung PM991 MZVLQ512HALU
WDC PC SN520 SDAPMUW-512 3%
Phison 512GB PA6620060U 4%
Crucial P1 SSD CT1000P1SSD8 5%
Toshiba KBG40ZNS512G NVMe 5%
...
0%
100%
AS SSD - Copy Game
min: 254.9     avg: 822     median: 828.7 (14%)     max: 1408.95 MB/s
AS SSD - Copy Program
min: 70.15     avg: 442     median: 374.3 (14%)     max: 848.45 MB/s
AS SSD - Copy ISO
min: 707.78     avg: 1348     median: 1383.9 (37%)     max: 1838.23 MB/s
AS SSD - Score Total
min: 1892     avg: 2663     median: 2649 (29%)     max: 3818 Points
AS SSD - Score Write
min: 589     avg: 1002     median: 1020 (23%)     max: 1360 Points
AS SSD - Score Read
min: 879     avg: 1119     median: 1087.5 (30%)     max: 1658 Points
AS SSD - Access Time Write *
min: 0.027     avg: 0     median: 0 (0%)     max: 0.084 ms
AS SSD - Access Time Read *
min: 0.064     avg: 0.1     median: 0.1 (0%)     max: 0.156 ms
AS SSD - 4K-64 Write
min: 365.75     avg: 763     median: 781.9 (20%)     max: 1066.33 MB/s
AS SSD - 4K-64 Read
min: 644.72     avg: 879     median: 864.6 (29%)     max: 1342.45 MB/s
AS SSD - 4K Write
min: 99.5     avg: 126     median: 127.1 (1%)     max: 144.68 MB/s
AS SSD - 4K Read
min: 40.35     avg: 45.8     median: 45.4 (17%)     max: 50.86 MB/s
AS SSD - Sequential Write
min: 782.95     avg: 1135     median: 1203 (25%)     max: 1652.1 MB/s
AS SSD - Sequential Read
min: 1396.78     avg: 1941     median: 1932.4 (34%)     max: 2705.7 MB/s
CrystalDiskMark 3.0 - 4K QD32 Write
min: 307     avg: 404     median: 424.3 (56%)     max: 480.9 MB/s
CrystalDiskMark 3.0 - 4K QD32 Read
min: 399.5     avg: 481     median: 502.6 (53%)     max: 541 MB/s
CrystalDiskMark 3.0 - 4K Write
min: 92.42     avg: 134     median: 141.2 (16%)     max: 166.9 MB/s
CrystalDiskMark 3.0 - 4K Read
min: 44.61     avg: 1654     median: 55.6 (1%)     max: 4863 MB/s
CrystalDiskMark 3.0 - 512K Write
min: 828.7     avg: 1039     median: 1108 (26%)     max: 1181 MB/s
CrystalDiskMark 3.0 - 512K Read
min: 920.2     avg: 1161     median: 1113 (47%)     max: 1451 MB/s
CrystalDiskMark 3.0 - Sequential Write
min: 1165     avg: 1359     median: 1300 (31%)     max: 1612 MB/s
CrystalDiskMark 3.0 - Sequential Read
min: 1407     avg: 1681     median: 1557 (45%)     max: 2078 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K
min: 86.73     avg: 129     median: 139.6 (13%)     max: 156.2 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K
min: 32.45     avg: 43.8     median: 44.3 (1%)     max: 54.95 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5 Write Seq
min: 824.3     avg: 1167     median: 1134 (6%)     max: 1613 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5 Read Seq
min: 1044     avg: 1459     median: 1446.6 (27%)     max: 2043 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K Q32T1
min: 306.3     avg: 397     median: 392.1 (23%)     max: 482.5 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K Q32T1
min: 290.99     avg: 426     median: 433 (27%)     max: 552.6 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write Seq Q32T1
min: 1169     avg: 1344     median: 1374.5 (24%)     max: 1612.1 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read Seq Q32T1
min: 2245     avg: 2404     median: 2351.9 (26%)     max: 3105.3 MB/s
CrystalDiskMark 5.2 / 6 - CDM 6 Write 4K Q8T8
min: 876.7     avg: 1039     median: 1039.4 (39%)     max: 1202.1 MB/s
CrystalDiskMark 5.2 / 6 - CDM 6 Read 4K Q8T8
min: 518.4     avg: 985     median: 984.8 (40%)     max: 1451.1 MB/s
PCMark 8 - PCMark 8 Storage v2
4908 Points (96%)
DiskSpd - DiskSpd 4k_q1t1_write
min: 10.23     avg: 125     median: 137.8 (42%)     max: 167.13 MB/s
DiskSpd - DiskSpd 4k_q1t1_read
min: 7.83     avg: 46     median: 49.7 (18%)     max: 56.3 MB/s
DiskSpd - DiskSpd 4k_q32t16_write
min: 11.51     avg: 657     median: 812.6 (19%)     max: 1125 MB/s
DiskSpd - DiskSpd 4k_q32t16_read
min: 10.77     avg: 690     median: 567 (14%)     max: 1443 MB/s
DiskSpd - DiskSpd seq_write
min: 196.71     avg: 1099     median: 1133 (23%)     max: 1588 MB/s
DiskSpd - DiskSpd seq_read
min: 251.99     avg: 1345     median: 1373 (30%)     max: 2025 MB/s
DiskSpd - DiskSpd seq_q8t1_write
min: 158.33     avg: 1212     median: 1334 (22%)     max: 1607 MB/s
DiskSpd - DiskSpd seq_q8t1_read
min: 254.38     avg: 2030     median: 2201 (31%)     max: 2876 MB/s
DiskSpd - DiskSpd Loop seq_q8t1_read
min: 253.22     avg: 1714     median: 1891 (28%)     max: 2273 MB/s
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- 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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