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Samsung PM991 MZVLQ256HAJD

Samsung PM991 MZVLQ256HAJD PM991 MZVLQ256HAJD

The Samsung PM991 256 GB MZVLQ256HAJD is a mid range NVMe 1.3 SSD that uses the M.2 interface (2280). It uses Samsung 3D-NAND (V-NAND v5) and a Samsung controller.

TypeSSD
SizeM.2
Capacity256 GB
InterfaceNVMe
Announced26.05.2020

Benchmarks

Performance Rating - DiskSpd
24 pt (29%)
64 GB eMMC Flash -87%
...
Intel SSD 660p SSDPEKNW512G8 -6%
WDC PC SN520 SDAPNUW-256G -4%
Toshiba KBG30ZMV512G -3%
Samsung PM991 MZVLQ256HAJD
Kingston OM8PCP3512F-AB 0%
SK hynix BC501 HFM512GDHTNG-8310A 2%
Toshiba KBG30ZMT512G 3%
Toshiba KBG40ZNS256G NVMe 4%
...
0%
100%
AS SSD - Copy Game
min: 126.6     avg: 492     median: 469.2 (8%)     max: 881.52 MB/s
AS SSD - Copy Program
min: 60.6     avg: 316     median: 240.2 (9%)     max: 647.97 MB/s
AS SSD - Copy ISO
min: 236     avg: 656     median: 771.1 (21%)     max: 960.39 MB/s
AS SSD - Score Total
min: 1910     avg: 1966     median: 1953 (21%)     max: 2034 Points
AS SSD - Score Write
min: 953     avg: 968     median: 964 (22%)     max: 988 Points
AS SSD - Score Read
min: 658     avg: 682     median: 678 (19%)     max: 709 Points
AS SSD - Access Time Write *
min: 0.023     avg: 0     median: 0 (0%)     max: 0.04 ms
AS SSD - Access Time Read *
min: 0.107     avg: 0.1     median: 0.2 (0%)     max: 0.156 ms
AS SSD - 4K-64 Write
min: 740.53     avg: 764     median: 772.8 (20%)     max: 780 MB/s
AS SSD - 4K-64 Read
min: 450     avg: 464     median: 464.1 (16%)     max: 478.07 MB/s
AS SSD - 4K Write
min: 105.14     avg: 124     median: 110.5 (1%)     max: 157.82 MB/s
AS SSD - 4K Read
min: 35.84     avg: 44     median: 42.8 (16%)     max: 53.46 MB/s
AS SSD - Sequential Write
min: 615     avg: 790     median: 860.5 (17%)     max: 894.48 MB/s
AS SSD - Sequential Read
min: 1649     avg: 1735     median: 1771.4 (31%)     max: 1784.46 MB/s
CrystalDiskMark 3.0 - 4K QD32 Write
80.6 MB/s (11%)
CrystalDiskMark 3.0 - 4K QD32 Read
31.2 MB/s (3%)
CrystalDiskMark 3.0 - 4K Write
884 MB/s (100%)
CrystalDiskMark 3.0 - 4K Read
1352 MB/s (23%)
CrystalDiskMark 3.0 - 512K Write
361 MB/s (9%)
CrystalDiskMark 3.0 - 512K Read
272 MB/s (11%)
CrystalDiskMark 3.0 - Sequential Write
979 MB/s (23%)
CrystalDiskMark 3.0 - Sequential Read
2286 MB/s (66%)
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K
min: 80.6     avg: 135     median: 152.5 (14%)     max: 170.6 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K
min: 31.2     avg: 38.8     median: 40.6 (1%)     max: 44.51 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5 Write Seq
min: 720.1     avg: 825     median: 871.8 (5%)     max: 883 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5 Read Seq
min: 1131     avg: 1224     median: 1188 (22%)     max: 1352 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K Q32T1
min: 361     avg: 422     median: 423.2 (16%)     max: 483.1 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K Q32T1
min: 272     avg: 277     median: 276.1 (12%)     max: 284.3 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write Seq Q32T1
min: 949.6     avg: 965     median: 967.6 (17%)     max: 979 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read Seq Q32T1
min: 1872     avg: 2127     median: 2223 (25%)     max: 2286 MB/s
DiskSpd - DiskSpd 4k_q1t1_write
min: 114     avg: 147     median: 154.2 (47%)     max: 172 MB/s
DiskSpd - DiskSpd 4k_q1t1_read
min: 46.5     avg: 51.2     median: 50.5 (18%)     max: 56.7 MB/s
DiskSpd - DiskSpd 4k_q32t16_read
min: 261.83     avg: 349     median: 281 (7%)     max: 505 MB/s
DiskSpd - DiskSpd seq_write
min: 859     avg: 899     median: 903.5 (18%)     max: 936 MB/s
DiskSpd - DiskSpd seq_read
min: 1115.82     avg: 1233     median: 1180 (25%)     max: 1403 MB/s
DiskSpd - DiskSpd seq_q8t1_write
min: 932     avg: 990     median: 1012.5 (17%)     max: 1025 MB/s
DiskSpd - DiskSpd seq_q8t1_read
min: 1687.37     avg: 1832     median: 1715 (24%)     max: 2093 MB/s
DiskSpd - DiskSpd Loop seq_q8t1_read
min: 1242.94     avg: 1598     median: 1561 (22%)     max: 1990 MB/s
- 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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v1.17
log 26. 20:37:31

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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 Sun, 21 Nov 2021 22:37:21 +0100 +0.001s ... 0.001s

#3 composed specs +0.003s ... 0.004s

#4 did output specs +0s ... 0.004s

#5 getting avg benchmarks for device 3544 +0.006s ... 0.01s

#6 got single benchmarks 3544 +0.008s ... 0.018s

#7 got avg benchmarks for devices +0s ... 0.018s

#8 min, max, avg, median took s +0.648s ... 0.667s

#9 return log +0.012s ... 0.679s

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Notebook reviews with Samsung PM991 MZVLQ256HAJD

HP 250 G7-15S40ES: Intel Core i5-1035G1 NVIDIA GeForce MX110, 15.60", 1.8 kg
  Review » HP 250 G7 in review: Scrap recycling done the HP way

HP EliteBook 845 G7-23Y60EA: AMD Ryzen 5 PRO 4650U AMD Radeon RX Vega 6 (Ryzen 4000/5000), 14.00", 1.5 kg
  Review » HP EliteBook 845 G7 review: AMD laptop is also better with Ryzen 5 than with Intel

Samsung Galaxy Book Pro 360 13: Intel Core i5-1135G7 Intel Iris Xe Graphics G7 80EUs, 13.20", 1.1 kg
  Review » Samsung Galaxy Book Pro 360 13" in review: Samsung's new business class for convertibles

HP EliteBook 845 G7-23Y60EA: AMD Ryzen 5 PRO 4650U AMD Radeon RX Vega 6 (Ryzen 4000/5000), 14.00", 1.5 kg
  External Review » HP EliteBook 845 G7-23Y60EA

Samsung Galaxy Book Pro 360 13: Intel Core i5-1135G7 Intel Iris Xe Graphics G7 80EUs, 13.20", 1.1 kg
  External Review » Samsung Galaxy Book Pro 360 13

HP 250 G7-15S40ES: Intel Core i5-1035G1 NVIDIA GeForce MX110, 15.60", 1.8 kg
   » No recommendation for the HP 250 G7, wrong display choice

HP EliteBook 845 G7-23Y60EA: AMD Ryzen 5 PRO 4650U AMD Radeon RX Vega 6 (Ryzen 4000/5000), 14.00", 1.5 kg
   » HP EliteBook 845 G7: Top laptop suffers from too dim display

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> Notebook / Laptop Reviews and News > Benchmarks / Tech > Laptop harddisks (HDD, SSD) benchmarks > Samsung PM991 MZVLQ256HAJD SSD Benchmarks
Klaus Hinum (Update: 2021-09-17)