Notebookcheck Logo

Samsung PM991a MZALQ512HBLU

Samsung PM991a MZALQ512HBLU MZALQ512HBLU

The 512 GB Samsung SSD PM991a or MZALQ512HBLU is a PCIe 3.0 x4 based, M.2 2242 type solid state drive. The NVMe drive's transfer rates are mid-tier by H1 2021 standards.

TypeSSD
SizeM.2 2242
Capacity512 GB
InterfaceNVMe
Announced13.12.2021

Benchmarks

Performance Rating - DiskSpd
22.8 pt (28%)
Seagate ST1000LM014 Solid State Hybrid Drive
0.772 -97%
...
WDC PC SN530 SDBPNPZ-512G
22.5 -1%
2x Micron 2200S 512 GB (RAID 0)
22.5 -1%
Lexar NM610 1TB
22.6 -1%
ADATA XPG SX8200 Pro (ASX8200PNP-512GT)
22.6 -1%
Kingston NV1 SNVS/500GCN
22.7 0%
Foresee XP1000F512G
22.7 0%
Samsung PM991a MZ9LQ1T0HBLB-00BKN
22.7 0%
Kingston NV2 2TB SNV2S/2000G
22.8 0%
ESO512GYLCT
22.8 0%
Samsung PM991a MZALQ512HBLU
22.8
SK Hynix Gold P31 2TB SHGP31-2000GM
22.9 0%
Kioxia BG5 KBG50ZNS256G
22.9 0%
Kingston SA2000M81000G
22.9 0%
WDC PC SN540 SDDPNPF-512G
22.9 0%
SK Hynix PC711 1TB HFS001TDE9X073N
22.9 0%
Toshiba XG6 KXG60ZNV512G
23.1 1%
Kingston OM8PCP31024F
23.1 1%
Micron 2210 MTFDHBA1T0QFD
23.1 1%
Samsung SSD PM981 MZVLB256HAHQ
23.1 1%
...
Corsair MP700 Pro 2TB
81.6 258%
0%
100%
AS SSD - Copy Game
min: 567     avg: 966     median: 857 (14%)     max: 1475 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
AS SSD - Copy Program
min: 195.9     avg: 340.3     median: 310 (12%)     max: 515 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
AS SSD - Copy ISO
min: 1438     avg: 1574     median: 1521 (14%)     max: 1762.9 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
AS SSD - Score Total
min: 2863     avg: 3072     median: 3116 (22%)     max: 3191 Points
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - Score Write
min: 1140     avg: 1216     median: 1217 (17%)     max: 1289 Points
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - Score Read
min: 1168     avg: 1259     median: 1281 (27%)     max: 1307 Points
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - Access Time Write *
min: 0.029     avg: 0.1     median: 0.1 (0%)     max: 0.101 ms
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - Access Time Read *
min: 0.086     avg: 0.1     median: 0.1 (0%)     max: 0.194 ms
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - 4K-64 Write
min: 848.57     avg: 933     median: 933.3 (16%)     max: 1016 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - 4K-64 Read
min: 858.11     avg: 947     median: 968.5 (28%)     max: 994.27 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - 4K Write
min: 113.5     avg: 125.9     median: 128.9 (25%)     max: 132.4 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - 4K Read
min: 43.59     avg: 44.6     median: 44.7 (14%)     max: 45.38 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - Sequential Write
min: 1364     avg: 1569     median: 1610 (14%)     max: 1691.36 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - Sequential Read
min: 2635     avg: 2672     median: 2663.8 (21%)     max: 2725 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 3.0 - 4K QD32 Write
276.5 MB/s (27%)
+ 1 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 3.0 - 4K QD32 Read
504 MB/s (39%)
+ 1 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 3.0 - 4K Write
142.5 MB/s (5%)
+ 1 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 3.0 - 4K Read
39.2 MB/s (1%)
+ 1 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 3.0 - 512K Write
1212 MB/s (28%)
+ 1 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 3.0 - 512K Read
1617 MB/s (47%)
+ 1 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 3.0 - Sequential Write
1591 MB/s (28%)
+ 1 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 3.0 - Sequential Read
1975 MB/s (38%)
+ 1 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K
min: 136.5     avg: 139.8     median: 139.8 (13%)     max: 143.1 MB/s
+ 2 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K
min: 47.89     avg: 48.5     median: 48.5 (1%)     max: 49.06 MB/s
+ 2 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5 Write Seq
min: 1522     avg: 1559     median: 1558.5 (8%)     max: 1595 MB/s
+ 2 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5 Read Seq
min: 1856     avg: 1933     median: 1933 (23%)     max: 2010 MB/s
+ 2 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K Q32T1
min: 349.8     avg: 396.1     median: 396.1 (13%)     max: 442.3 MB/s
+ 2 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K Q32T1
min: 459.9     avg: 506     median: 506.5 (8%)     max: 553 MB/s
+ 2 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write Seq Q32T1
min: 1605     avg: 1615     median: 1615 (11%)     max: 1625 MB/s
+ 2 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read Seq Q32T1
min: 2680     avg: 2683     median: 2683 (14%)     max: 2686 MB/s
+ 2 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 6 Write 4K Q8T8
1190 MB/s (24%)
+ 1 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 6 Read 4K Q8T8
1057 MB/s (16%)
+ 1 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q1t1_write
min: 133     avg: 138.8     median: 139.1 (32%)     max: 144 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q1t1_read
min: 47.3     avg: 47.8     median: 47.8 (14%)     max: 48.3 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q32t16_write
min: 1094     avg: 1162     median: 1176 (24%)     max: 1200 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q32t16_read
min: 1032     avg: 1060     median: 1063.5 (17%)     max: 1079 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_write
min: 1546     avg: 1578     median: 1580.5 (17%)     max: 1604 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_read
min: 1824     avg: 1936     median: 1965.5 (28%)     max: 1989 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_q8t1_write
min: 1564     avg: 1586     median: 1591.5 (11%)     max: 1597 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_q8t1_read
min: 2520     avg: 2612     median: 2632 (16%)     max: 2665 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd Loop seq_q8t1_read
min: 2524     avg: 2565     median: 2555.5 (16%)     max: 2624 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
010020030040050060070080090010001100120013001400150016001700180019002000210022002300240025002600Tooltip
- Range of benchmark values for this graphics card
- Average benchmark values for this graphics card
* Smaller numbers mean a higher performance

Add one or more devices and compare

In the following list you can select (and also search for) devices that should be added to the comparison. You can select more than one device.

restrict list: