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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
18.7 pt (23%)
Seagate ST1000LM014 Solid State Hybrid Drive
0.771 -96%
...
18.2 -3%
Samsung PM991 MZALQ256HAJD
18.2 -3%
18.3 -2%
18.3 -2%
Samsung PM991 MZVLQ512HBLU
18.4 -2%
BiWin CE480Y2D100-512G
18.5 -1%
18.5 -1%
18.5 -1%
18.6 -1%
Samsung PM991a MZVLQ256HBJD
18.7
Lexar 1024GB LNM6A1X001T-HNNNG
18.7 0%
18.8 1%
18.8 1%
18.8 1%
18.8 1%
18.9 1%
Toshiba KBG40ZNS512G NVMe
18.9 1%
WD PC SN740 SDDPNQE-2T00
18.9 1%
Netac G938E
19.1 2%
...
80.6 331%
0%
100%
AS SSD - Copy Game
min: 698     avg: 780     median: 700.4 (12%)     max: 942.75 MB/s
AS SSD - Copy Program
min: 331.83     avg: 408.1     median: 349.4 (13%)     max: 543.21 MB/s
AS SSD - Copy ISO
min: 1008.14     avg: 1097     median: 1034 (9%)     max: 1249.94 MB/s
AS SSD - Score Total
min: 2470     avg: 2532     median: 2505.5 (18%)     max: 2645 Points
AS SSD - Score Write
min: 952     avg: 1049     median: 1030 (14%)     max: 1184 Points
AS SSD - Score Read
min: 925     avg: 1017     median: 1031.5 (4%)     max: 1078 Points
AS SSD - Access Time Write *
min: 0.023     avg: 0     median: 0 (0%)     max: 0.039 ms
AS SSD - Access Time Read *
min: 0.076     avg: 0.1     median: 0.1 (0%)     max: 0.18 ms
AS SSD - 4K-64 Write
min: 695.1     avg: 813     median: 772.9 (13%)     max: 1011.23 MB/s
AS SSD - 4K-64 Read
min: 682     avg: 746     median: 757.4 (22%)     max: 788 MB/s
AS SSD - 4K Write
min: 98.57     avg: 144.6     median: 157.3 (31%)     max: 165.5 MB/s
AS SSD - 4K Read
min: 39.66     avg: 47.5     median: 47.7 (15%)     max: 54.7 MB/s
AS SSD - Sequential Write
min: 739     avg: 912     median: 932.9 (8%)     max: 1042 MB/s
AS SSD - Sequential Read
min: 2035     avg: 2228     median: 2263 (18%)     max: 2349 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K
min: 109.07     avg: 136.4     median: 147.1 (13%)     max: 153 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K
min: 37.21     avg: 49.9     median: 56 (1%)     max: 56.44 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5 Write Seq
min: 1175     avg: 1193     median: 1193 (6%)     max: 1211 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5 Read Seq
min: 1682     avg: 1746     median: 1746 (21%)     max: 1810 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K Q32T1
min: 379.96     avg: 419.3     median: 430.5 (14%)     max: 447.3 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K Q32T1
min: 352.63     avg: 473.2     median: 493.9 (8%)     max: 573 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write Seq Q32T1
min: 1103     avg: 1182     median: 1210.1 (8%)     max: 1234 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read Seq Q32T1
min: 1974     avg: 2695     median: 3009 (16%)     max: 3102 MB/s
CrystalDiskMark 5.2 / 6 - CDM 6 Write 4K Q8T8
min: 350.86     avg: 423.5     median: 423.5 (8%)     max: 496.1 MB/s
CrystalDiskMark 5.2 / 6 - CDM 6 Read 4K Q8T8
min: 806.11     avg: 854     median: 854.1 (13%)     max: 902 MB/s
DiskSpd - DiskSpd 4k_q1t1_write
min: 92     avg: 135     median: 133 (31%)     max: 182.1 MB/s
DiskSpd - DiskSpd 4k_q1t1_read
min: 41.5     avg: 48.6     median: 48.3 (14%)     max: 56.2 MB/s
DiskSpd - DiskSpd 4k_q32t16_write
min: 359     avg: 587     median: 620.5 (13%)     max: 749 MB/s
DiskSpd - DiskSpd 4k_q32t16_read
min: 718     avg: 818     median: 813.5 (13%)     max: 926 MB/s
DiskSpd - DiskSpd seq_write
min: 1129     avg: 1182     median: 1190.5 (13%)     max: 1219 MB/s
DiskSpd - DiskSpd seq_read
min: 1462     avg: 1640     median: 1616.5 (23%)     max: 1864 MB/s
DiskSpd - DiskSpd seq_q8t1_write
min: 1014     avg: 1132     median: 1140 (8%)     max: 1234 MB/s
DiskSpd - DiskSpd seq_q8t1_read
min: 1584     avg: 2411     median: 2469.5 (15%)     max: 3119 MB/s
DiskSpd - DiskSpd Loop seq_q8t1_read
min: 1717     avg: 1970     median: 1904.5 (12%)     max: 2353 MB/s
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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#0 no ids found in url (should be separated by "_") +0s ... 0s

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

#2 did not recreate cache, as it is less than 5 days old! Created at Sun, 26 May 2024 17:42:15 +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 +0.013s ... 0.02s

#6 got single benchmarks 3721 +0.012s ... 0.031s

#7 got avg benchmarks for devices +0s ... 0.031s

#8 min, max, avg, median took s +0.792s ... 0.823s

#9 return log +0.011s ... 0.834s

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...
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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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> Expert Reviews and News on Laptops, Smartphones and Tech Innovations > Benchmarks / Tech > Laptop harddisks (HDD, SSD) benchmarks > Samsung PM991a MZVLQ256HBJD SSD Benchmarks
Klaus Hinum (Update: 2021-09-17)