Notebookcheck
, , , , , ,
search relation.
, , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , ,
 

Samsung PM991 MZ9LQ256HBJQ

Samsung PM991 MZ9LQ256HBJQ PM991 MZ9LQ256HBJQ

The Samsung PM991 MZ9LQ256HBJQ is a mid range PCIe M.2 2230 NVMe SSD. It was first found in the Microsoft Surface Pro 7+ and is user replaceable.

TypeSSD
SizeM.2 2230
Capacity256 GB
InterfaceM.2
Announced23.06.2020

Benchmarks

Performance Rating - DiskSpd
22.7 pt (27%)
64 GB eMMC Flash -87%
...
Toshiba KBG30ZMV256G -12%
256 GB NVMe -10%
Toshiba KBG30ZPZ128G -8%
Kingston RBUSNS8154P3512GJ -7%
Apple SSD SM0512F -4%
Kingston RBUSNS8154P3512GJ1 -2%
Apple SSD AP0512 0%
Samsung PM991 MZ9LQ256HBJQ
Toshiba KBG30ZMV512G 3%
WDC PC SN520 SDAPNUW-256G 3%
Intel SSD 660p SSDPEKNW512G8 4%
Samsung PM991 MZVLQ256HAJD 7%
...
0%
100%
AS SSD - Copy Game
min: 562.27     avg: 687     median: 686.5 (11%)     max: 810.81 MB/s
AS SSD - Copy Program
min: 262.83     avg: 389     median: 389 (14%)     max: 515.26 MB/s
AS SSD - Copy ISO
min: 996.37     avg: 1085     median: 1085 (29%)     max: 1173.67 MB/s
AS SSD - Score Total
min: 2155     avg: 2386     median: 2385.5 (26%)     max: 2616 Points
AS SSD - Score Write
min: 858     avg: 925     median: 925 (21%)     max: 992 Points
AS SSD - Score Read
min: 885     avg: 989     median: 989 (28%)     max: 1093 Points
AS SSD - Access Time Write *
min: 0.028     avg: 0     median: 0 (0%)     max: 0.035 ms
AS SSD - Access Time Read *
min: 0.179     avg: 0.2     median: 0.2 (0%)     max: 0.279 ms
AS SSD - 4K-64 Write
min: 679.71     avg: 721     median: 720.8 (19%)     max: 761.91 MB/s
AS SSD - 4K-64 Read
min: 676.39     avg: 773     median: 773.2 (26%)     max: 870.01 MB/s
AS SSD - 4K Write
min: 110.31     avg: 124     median: 123.6 (1%)     max: 136.88 MB/s
AS SSD - 4K Read
min: 40.1     avg: 45.1     median: 45.1 (17%)     max: 50.11 MB/s
AS SSD - Sequential Write
min: 675     avg: 803     median: 803.1 (16%)     max: 931.11 MB/s
AS SSD - Sequential Read
min: 1687     avg: 1706     median: 1706 (30%)     max: 1725.01 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K
min: 78.8     avg: 122     median: 122.1 (11%)     max: 165.3 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K
min: 27.88     avg: 35.4     median: 35.4 (1%)     max: 42.95 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5 Write Seq
min: 741.87     avg: 848     median: 848.3 (16%)     max: 954.7 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5 Read Seq
min: 841.12     avg: 854     median: 854.2 (16%)     max: 867.3 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K Q32T1
min: 363.5     avg: 394     median: 393.5 (23%)     max: 423.5 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K Q32T1
min: 317.64     avg: 398     median: 398.4 (25%)     max: 479.2 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write Seq Q32T1
min: 1057.2     avg: 1059     median: 1058.6 (19%)     max: 1060 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read Seq Q32T1
min: 2251     avg: 2253     median: 2253.4 (25%)     max: 2255.7 MB/s
DiskSpd - DiskSpd 4k_q1t1_write
min: 106     avg: 137     median: 136.5 (41%)     max: 167 MB/s
DiskSpd - DiskSpd 4k_q1t1_read
min: 40.4     avg: 43.8     median: 43.8 (16%)     max: 47.1 MB/s
DiskSpd - DiskSpd 4k_q32t16_write
min: 278     avg: 371     median: 371 (9%)     max: 464 MB/s
DiskSpd - DiskSpd 4k_q32t16_read
min: 583     avg: 585     median: 584.5 (14%)     max: 586 MB/s
DiskSpd - DiskSpd seq_write
min: 855     avg: 901     median: 901 (18%)     max: 947 MB/s
DiskSpd - DiskSpd seq_read
min: 890     avg: 898     median: 897.5 (19%)     max: 905 MB/s
DiskSpd - DiskSpd seq_q8t1_write
min: 1002     avg: 1039     median: 1039 (17%)     max: 1076 MB/s
DiskSpd - DiskSpd Loop seq_q8t1_read
min: 2184     avg: 2188     median: 2188 (32%)     max: 2192 MB/s
010020030040050060070080090010001100120013001400150016001700180019002000210022001882.42178.572179.952181.082181.842181.842182.722183.342183.522184.572184.812185.062185.482185.652185.892186.72187.092188.142188.352188.382188.382188.822189.242189.612190.082190.272190.452190.682191.542191.712191.732192.172192.552194.062194.652194.672195.092195.292195.312195.722197.612197.812197.832198.022198.652198.862199.492200.542200.752201.381862.482189.032189.242189.872190.872191.542191.962192.382193.012193.222193.642194.022194.252194.862194.892195.312196.772197.182197.42197.42197.412198.022198.032198.032198.032198.232198.242198.442198.662198.872199.52199.922199.922201.172201.382201.382201.592201.82201.82202.222202.432202.642204.322204.322205.152205.3622062207.882209.772212.08Tooltip
- 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:

show all (including archived), 2021, 2020
v1.16
log 27. 12:28:16

#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 Sat, 24 Jul 2021 20:53:55 +0200 +0.001s ... 0.001s

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

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

#5 getting avg benchmarks for device 3633 +0.005s ... 0.009s

#6 got single benchmarks 3633 +0.006s ... 0.015s

#7 got avg benchmarks for devices +0s ... 0.015s

#8 min, max, avg, median took s +0.419s ... 0.434s

#9 return log +0.01s ... 0.444s

, , , , , ,
search relation.
, , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , ,
 

Notebook reviews with Samsung PM991 MZ9LQ256HBJQ

Microsoft Surface Laptop 4 13 Ryzen 5: AMD Ryzen 5 4680U AMD Radeon RX Vega 6 (Ryzen 4000/5000), 13.50", 1.3 kg
  Review » Microsoft Surface Laptop 4 13 Review: Is AMD's Ryzen held back on purpose?

Microsoft Surface Pro 7 Plus: Intel Core i5-1135G7 Intel Iris Xe Graphics G7 80EUs, 12.30", 0.8 kg
  Review » Microsoft Surface Pro 7 Plus in review: Tiger Lake provides a performance boost

Microsoft Surface Laptop 4 13 Ryzen 5: AMD Ryzen 5 4680U AMD Radeon RX Vega 6 (Ryzen 4000/5000), 13.50", 1.3 kg
  External Review » Microsoft Surface Laptop 4 13 Ryzen 5

Microsoft Surface Pro 7 Plus: Intel Core i5-1135G7 Intel Iris Xe Graphics G7 80EUs, 12.30", 0.8 kg
  External Review » Microsoft Surface Pro 7 Plus

Please share our article, every link counts!
> Notebook / Laptop Reviews and News > Benchmarks / Tech > Laptop harddisks (HDD, SSD) benchmarks > Samsung PM991 MZ9LQ256HBJQ SSD Benchmarks
Klaus Hinum (Update: 2021-03-17)