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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
17.7 pt (20%)
Seagate ST1000LM014 Solid State Hybrid Drive
0.709 -96%
...
WDC PC SN530 SDBPNPZ-265G
17.1 -3%
Lenovo UMIS AM620 RPJTJ512MEE1OWX
17.2 -3%
KDI OM3PDP3-AD NVMe KDI 256GB
17.3 -2%
Kioxia THGJFJT2T85BAT01
17.3 -2%
Samsung PM991a MZVLQ256HBJD
17.4 -2%
Samsung PM991 MZALQ256HAJD
17.4 -2%
Ayaneo CyberThunder-2TB
17.4 -2%
BiWin CE480Y2D100-512G
17.5 -1%
Samsung PM991 MZVLQ1T0HALB
17.6 -1%
Samsung PM991 MZVLQ512HALU
17.7
Toshiba KBG40ZNS512G NVMe
17.7 0%
Lexar 512GB NM6A1 LNM6A1X512G-HNNG
17.7 0%
SK Hynix HFS001TEJ9X164N
17.8 1%
Intel SSDPEMKF512G8 NVMe SSD
17.9 1%
Samsung PM991 MZVLQ256HAJD
17.9 1%
Foresee GSYAPGC-512G
17.9 1%
Netac G938E
17.9 1%
ADATA XPG Gammix S11L 1024GB
18 2%
Toshiba BG4 KBG40ZPZ512G
18.1 2%
...
Kingston Fury Renegade G5
87.4 394%
0%
100%
Restrict / Search: Model: Max. age: years
AS SSD - Copy Game
min: 254.9     avg: 825     median: 829 (14%)     max: 1409 MB/s
+ 9 benchmarks and specifications   + Show comparison chart
AS SSD - Copy Program
min: 70.2     avg: 421.2     median: 357.4 (13%)     max: 848 MB/s
+ 9 benchmarks and specifications   + Show comparison chart
AS SSD - Copy ISO
min: 708     avg: 1347     median: 1384 (13%)     max: 1838 MB/s
+ 9 benchmarks and specifications   + Show comparison chart
AS SSD - Score Total
min: 1892     avg: 2694     median: 2712 (17%)     max: 3818 Points
+ 13 benchmarks and specifications   + Show comparison chart
AS SSD - Score Write
min: 589     avg: 1033     median: 1037 (14%)     max: 1360 Points
+ 13 benchmarks and specifications   + Show comparison chart
AS SSD - Score Read
min: 879     avg: 1118     median: 1105 (18%)     max: 1658 Points
+ 13 benchmarks and specifications   + Show comparison chart
AS SSD - Access Time Write *
min: 0.02     avg: 0     median: 0 (0%)     max: 0.084 ms
+ 13 benchmarks and specifications   + Show comparison chart
AS SSD - Access Time Read *
min: 0.064     avg: 0.1     median: 0.1 (0%)     max: 0.156 ms
+ 12 benchmarks and specifications   + Show comparison chart
AS SSD - 4K-64 Write
min: 365.8     avg: 782     median: 801 (14%)     max: 1066 MB/s
+ 13 benchmarks and specifications   + Show comparison chart
AS SSD - 4K-64 Read
min: 645     avg: 878     median: 867 (17%)     max: 1342 MB/s
+ 13 benchmarks and specifications   + Show comparison chart
AS SSD - 4K Write
min: 99.5     avg: 137.9     median: 128.5 (25%)     max: 192 MB/s
+ 13 benchmarks and specifications   + Show comparison chart
AS SSD - 4K Read
min: 40.35     avg: 47.6     median: 47 (15%)     max: 57 MB/s
+ 13 benchmarks and specifications   + Show comparison chart
AS SSD - Sequential Write
min: 783     avg: 1128     median: 1206 (11%)     max: 1652 MB/s
+ 13 benchmarks and specifications   + Show comparison chart
AS SSD - Sequential Read
min: 1397     avg: 1921     median: 1928 (15%)     max: 2706 MB/s
+ 13 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 3.0 - 4K QD32 Write
min: 307     avg: 404.1     median: 424.3 (40%)     max: 480.9 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 3.0 - 4K QD32 Read
min: 399.5     avg: 481.2     median: 503 (39%)     max: 541 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 3.0 - 4K Write
min: 92.4     avg: 133.5     median: 141.2 (5%)     max: 166.9 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 3.0 - 4K Read
min: 44.61     avg: 1654     median: 55.6 (1%)     max: 4863 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 3.0 - 512K Write
min: 829     avg: 1039     median: 1108 (12%)     max: 1181 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 3.0 - 512K Read
min: 920     avg: 1161     median: 1113 (23%)     max: 1451 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 3.0 - Sequential Write
min: 1165     avg: 1359     median: 1300 (12%)     max: 1612 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 3.0 - Sequential Read
min: 1407     avg: 1681     median: 1557 (19%)     max: 2078 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K
min: 86.7     avg: 131.8     median: 140.4 (13%)     max: 158 MB/s
+ 11 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K
min: 32.45     avg: 44.9     median: 48.3 (1%)     max: 55.9 MB/s
+ 11 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5 Write Seq
min: 824     avg: 1162     median: 1105 (6%)     max: 1613 MB/s
+ 11 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5 Read Seq
min: 1044     avg: 1473     median: 1476 (18%)     max: 2043 MB/s
+ 11 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K Q32T1
min: 306.3     avg: 399     median: 393.3 (13%)     max: 482.5 MB/s
+ 11 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K Q32T1
min: 291     avg: 425.5     median: 431.1 (7%)     max: 553 MB/s
+ 11 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write Seq Q32T1
min: 1169     avg: 1348     median: 1382 (9%)     max: 1612 MB/s
+ 11 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read Seq Q32T1
min: 2245     avg: 2398     median: 2350 (13%)     max: 3105 MB/s
+ 11 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 6 Write 4K Q8T8
min: 877     avg: 1040     median: 1039.5 (21%)     max: 1202 MB/s
+ 2 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 6 Read 4K Q8T8
min: 518     avg: 985     median: 984.5 (15%)     max: 1451 MB/s
+ 2 benchmarks and specifications   + Show comparison chart
PCMark 8 - PCMark 8 Storage v2
min: 4908     avg: 4962     median: 4962 (97%)     max: 5016 Points
+ 2 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q1t1_write
min: 10.23     avg: 137.6     median: 140.5 (32%)     max: 200 MB/s
+ 14 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q1t1_read
min: 7.83     avg: 48.3     median: 51.7 (15%)     max: 59.6 MB/s
+ 14 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q32t16_write
min: 11.51     avg: 680     median: 840.5 (13%)     max: 1125 MB/s
+ 14 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q32t16_read
min: 10.77     avg: 729     median: 671.5 (8%)     max: 1443 MB/s
+ 14 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_write
min: 196.7     avg: 1111     median: 1149.5 (11%)     max: 1588 MB/s
+ 14 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_read
min: 252     avg: 1351     median: 1352.5 (18%)     max: 2025 MB/s
+ 14 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_q8t1_write
min: 158.3     avg: 1238     median: 1330 (9%)     max: 1607 MB/s
+ 14 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_q8t1_read
min: 254.4     avg: 2050     median: 2159.5 (13%)     max: 2876 MB/s
+ 14 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd Loop seq_q8t1_read
min: 253.2     avg: 1795     median: 2011.5 (12%)     max: 2273 MB/s
+ 14 benchmarks and specifications   + Show comparison chart
010020030040050060070080090010001100120013001400150016001700180019002000Tooltip
- Range of benchmark values
red legend - Average benchmark values
* Smaller numbers mean a higher performance

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v1.33
log 31. 13:51:51

#0 ran 0s before starting gpusingle class +0s ... 0s

#1 no ids found in url (should be separated by "_") +0s ... 0s

#2 not redirecting to Ajax server +0s ... 0s

#3 did not recreate cache, as it is less than 5 days old! Created at Sat, 26 Jul 2025 20:41:40 +0200 +0.001s ... 0.001s

#4 composed specs +0.007s ... 0.008s

#5 did output specs +0s ... 0.008s

#6 getting avg benchmarks for device 3480 +0.018s ... 0.026s

#7 got single benchmarks 3480 +0.035s ... 0.061s

#8 got avg benchmarks for devices +0s ... 0.061s

#9 min, max, avg, median took s +1.282s ... 1.344s

#10 return log +0.002s ... 1.345s

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Klaus Hinum (Update: 2020-05-30)