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Samsung PM991a MZVLQ256HBJD

Samsung PM991a MZVLQ256HBJD PM991 MZVLQ256HBJD

The Samsung PM991a 256 GB MZVLQ256HBJD is a mid range NVMe 1.3 SSD that uses the M.2 interface (2280). It is rated at a maximum of 3200 MB/s sequential read and 1300 MB/s write.

TypeSSD
SizeM.2
Capacity256 GB
InterfaceNVMe
Announced17.09.2021
LinkSamsung PM991a MZVLQ256HBJD

Benchmarks

Performance Rating - DiskSpd
21.7 pt (29%)
64 GB eMMC Flash
2.37 -89%
...
Netac S930E 1TB
21 -3%
Samsung PM991 MZALQ512HALU
21 -3%
Toshiba Kioxia XG6 KXG60PNV1T02
21.1 -3%
BiWin CE480Y2D100-512G
21.1 -3%
WDC PC SN530 SDBPNPZ-265G
21.1 -3%
Kioxia BG5 KBG5AZNT256G
21.1 -3%
Samsung PM991 MZVLQ256HAJD
21.3 -2%
Lenovo UMIS AM620 RPJTJ512MEE1OWX
21.4 -1%
Samsung PM991 MZVLQ512HALU
21.4 -1%
Samsung PM991a MZVLQ256HBJD
21.7
Lexar 512GB NM6A1 LNM6A1X512G-HNNG
21.7 0%
Phison 512GB PA6620060U
21.7 0%
Samsung PM991 MZVLQ512HBLU
21.8 0%
Toshiba KBG40ZNS512G NVMe
21.8 0%
KDI OM3PDP3-AD NVMe KDI 256GB
21.9 1%
Samsung PM991 MZVLQ1T0HALB
21.9 1%
Apple SSD AP1024 7171
22 1%
Crucial P1 SSD CT1000P1SSD8
22 1%
Intel SSDPEMKF512G8 NVMe SSD
22 1%
...
2x Samsung SSD 980 Pro 2TB MZ-V8P2T0 (RAID 0)
75.8 249%
0%
100%
AS SSD - Copy Game
min: 698     avg: 780     median: 700.4 (12%)     max: 942.75 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
AS SSD - Copy Program
min: 331.83     avg: 408.1     median: 349.4 (13%)     max: 543.21 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
AS SSD - Copy ISO
min: 1008.14     avg: 1097     median: 1034 (9%)     max: 1249.94 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
AS SSD - Score Total
min: 2470     avg: 2532     median: 2505.5 (24%)     max: 2645 Points
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - Score Write
min: 952     avg: 1049     median: 1030 (18%)     max: 1184 Points
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - Score Read
min: 925     avg: 1017     median: 1031.5 (28%)     max: 1078 Points
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - Access Time Write *
min: 0.023     avg: 0     median: 0 (0%)     max: 0.039 ms
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - Access Time Read *
min: 0.076     avg: 0.1     median: 0.1 (0%)     max: 0.18 ms
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - 4K-64 Write
min: 695.1     avg: 813     median: 772.9 (15%)     max: 1011.23 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - 4K-64 Read
min: 682     avg: 746     median: 757.4 (25%)     max: 788 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - 4K Write
min: 98.57     avg: 144.6     median: 157.3 (43%)     max: 165.5 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - 4K Read
min: 39.66     avg: 47.5     median: 47.7 (15%)     max: 54.7 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - Sequential Write
min: 739     avg: 912     median: 932.9 (11%)     max: 1042 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - Sequential Read
min: 2035     avg: 2228     median: 2263 (23%)     max: 2349 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K
min: 109.07     avg: 136.4     median: 147.1 (13%)     max: 153 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K
min: 37.21     avg: 49.9     median: 56 (1%)     max: 56.44 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5 Write Seq
min: 1175     avg: 1193     median: 1193 (6%)     max: 1211 MB/s
+ 2 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5 Read Seq
min: 1682     avg: 1746     median: 1746 (21%)     max: 1810 MB/s
+ 2 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K Q32T1
min: 379.96     avg: 419.3     median: 430.5 (16%)     max: 447.3 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K Q32T1
min: 352.63     avg: 473.2     median: 493.9 (8%)     max: 573 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write Seq Q32T1
min: 1103     avg: 1182     median: 1210.1 (12%)     max: 1234 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read Seq Q32T1
min: 1974     avg: 2695     median: 3009 (24%)     max: 3102 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 6 Write 4K Q8T8
min: 350.86     avg: 423.5     median: 423.5 (8%)     max: 496.1 MB/s
+ 2 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 6 Read 4K Q8T8
min: 806.11     avg: 854     median: 854.1 (13%)     max: 902 MB/s
+ 2 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q1t1_write
min: 92     avg: 135     median: 133 (31%)     max: 182.1 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q1t1_read
min: 41.5     avg: 48.6     median: 48.3 (14%)     max: 56.2 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q32t16_write
min: 359     avg: 587     median: 620.5 (14%)     max: 749 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q32t16_read
min: 718     avg: 818     median: 813.5 (14%)     max: 926 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_write
min: 1129     avg: 1182     median: 1190.5 (15%)     max: 1219 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_read
min: 1462     avg: 1640     median: 1616.5 (28%)     max: 1864 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_q8t1_write
min: 1014     avg: 1132     median: 1140 (11%)     max: 1234 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_q8t1_read
min: 1584     avg: 2411     median: 2469.5 (19%)     max: 3119 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd Loop seq_q8t1_read
min: 1717     avg: 1970     median: 1904.5 (14%)     max: 2353 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
01002003004005006007008009001000110012001300140015001600170018001900200021002200230024002500260027002800290030003100Tooltip
- 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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v1.22
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#1 not redirecting to Ajax server +0s ... 0s

#2 did not recreate cache, as it is less than 5 days old! Created at Thu, 25 May 2023 20:10:36 +0200 +0.001s ... 0.001s

#3 composed specs +0.005s ... 0.007s

#4 did output specs +0s ... 0.007s

#5 getting avg benchmarks for device 3721 +0.01s ... 0.017s

#6 got single benchmarks 3721 +0.012s ... 0.029s

#7 got avg benchmarks for devices +0s ... 0.029s

#8 min, max, avg, median took s +0.553s ... 0.582s

#9 return log +0.013s ... 0.595s

Notebook reviews with Samsung PM991a MZVLQ256HBJD

Dynabook Satellite Pro C50D laptop in review - Office computer with AMD Ryzen

Dynabook Satellite Pro C50D laptop in review - Office computer with AMD Ryzen

Dynabook equips the Satellite Pro with an AMD processor for the first time, but still uses the familiar case. Apart from the processor, nothing has actually cha...
AMD Ryzen 5 5600U | AMD Radeon RX Vega 7 | 15.60" | 1.8 kg
Samsung Galaxy Book2 Pro 360 13 Review: Lightweight 2-in-1 laptop with stylus input and OLED display

Samsung Galaxy Book2 Pro 360 13 Review: Lightweight 2-in-1 laptop with stylus input and OLED display

Weighing only 1,040 g, the Galaxy Book2 Pro 360 scores points with an Alder Lake CPU, Thunderbolt 4, and very good battery life. Positive: The laptop is complet...
Intel Core i7-1260P | Intel Iris Xe Graphics G7 96EUs | 13.30" | 1 kg
Samsung Galaxy Book2 Pro 13 review: Subnotebook with efficient Alder Lake i5

Samsung Galaxy Book2 Pro 13 review: Subnotebook with efficient Alder Lake i5

The Galaxy Book2 weighs less than 1 kg and is powered by a 12th generation Intel i5. It is also extremely thin thanks to its OLED display. The result is an extr...
Intel Core i5-1240P | Intel Iris Xe Graphics G7 80EUs | 13.30" | 885 g
Realme Book (Slim) Core i3

Realme Book (Slim) Laptop Review: Performant Tiger Lake Core i3 offering with a 3:2 2K display

The Realme Book (Slim) is the company's attempt at a capable all-rounder that can handle basic office and multimedia tasks. We have the Core i3 version of the R...
Intel Core i3-1115G4 | Intel UHD Graphics Xe G4 48EUs | 14.00" | 1.4 kg

Samsung Galaxy Book2 Pro 13 NP930XED-KA1DE: Intel Core i5-1240P Intel Iris Xe Graphics G7 80EUs, 13.30", 0.9 kg
  External Review » Samsung Galaxy Book2 Pro 13 NP930XED-KA1DE

Samsung Galaxy Book2 Pro 360 13 NP930QED-KA3DE: Intel Core i7-1260P Intel Iris Xe Graphics G7 96EUs, 13.30", 1 kg
  External Review » Samsung Galaxy Book2 Pro 360 13 NP930QED-KA3DE

realme Book (Slim): Intel Core i3-1115G4 Intel UHD Graphics Xe G4 48EUs, 14.00", 1.4 kg
  External Review » realme Book (Slim)

Samsung Galaxy Book2 Pro 360 13 NP930QED-KA3DE: Intel Core i7-1260P Intel Iris Xe Graphics G7 96EUs, 13.30", 1 kg
   » Samsung Galaxy Book2 Pro 360: 2-in-1-laptop with OLED display

Samsung Galaxy Book2 Pro 13 NP930XED-KA1DE: Intel Core i5-1240P Intel Iris Xe Graphics G7 80EUs, 13.30", 0.9 kg
   » Ultra-compact and bright: Samsung Galaxy Book2 Pro 13 with Alder Lake and OLED in review

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> Notebook / Laptop Reviews and News > Benchmarks / Tech > Laptop harddisks (HDD, SSD) benchmarks > Samsung PM991a MZVLQ256HBJD SSD Benchmarks
Klaus Hinum (Update: 2021-09-17)