Samsung 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.
Type | SSD |
Size | M.2 2230 |
Capacity | 256 GB |
Interface | M.2 |
Announced | 23.06.2020 |
Benchmarks
Performance Rating - DiskSpd
16.5 pt (23%)
...
SK Hynix BC711 HFM128GD3HX015N
Toshiba KBG30ZPZ128G
Kingston RBUSNS8154P3512GJ1
Samsung PM991 MZ9LQ256HBJQ
Kingston NV2 1000GB SNV2S/1000G
WDC PC SN520 SDAPNUW-256G
Toshiba KBG30ZMV512G
Transcend M.2 SSD 430S TS512GMTS430S
Intel SSD 660p SSDPEKNW512G8
...
min: 562 avg: 687 median: 686.5 (11%) max: 811 MB/s
...
Kingston OM8PCP3512F-AB
Samsung PM971 KUS040202M
Phison PS5013 311CD0512GB
Toshiba KXG5AZNV256G
Samsung SSD SM951 512 GB MZHPV512HDGL
Toshiba KBG30ZPZ512G
Samsung PM991 MZ9LQ256HBJQ
BiWin CE480Y2D100-512G
Kingston RBUSNS8154P3512GJ
WDC PC SN520 SDAPMUW-128G
2x Lite-On IT L8T-256L9G (RAID 0)
2x Crucial RealSSD M4-CT128M4SSD3 (RAID 0)
Toshiba BG4 KBG40ZPZ256G
Toshiba KBG40ZNS256G NVMe
...
min: 262.8 avg: 388.9 median: 388.9 (14%) max: 515 MB/s
...
Toshiba XG5 KXG50ZNV512G
Samsung SM951 MZVPV256 m.2
Samsung SM951 MZHPV512HDGL m.2 PCI-e
Toshiba KBG40ZNS512G NVMe
Samsung PM991 MZ9LQ256HBJQ
Silicon Motion PCIe-8 SSD
2x Plextor PX-256M6M (RAID 0)
SK hynix PC401 NVMe 500 GB
...
min: 996 avg: 1085 median: 1085 (10%) max: 1174 MB/s
...
Intel SSDPEMKF512G8 NVMe SSD
Samsung PM961 NVMe MZVLW128HEGR
Toshiba KXG5AZNV256G
Samsung PM971 KUS040202M
Samsung PM991 MZ9LQ256HBJQ
Patriot P300 P300P512GM28US
Toshiba BG3 KBG30ZMS512G
Kingston OM8SEP4512N-A0
Samsung SM951 MZVPV256HDGL m.2 PCI-e
...
min: 2155 avg: 2386 median: 2385.5 (22%) max: 2616 Points
Seagate Momentus 5400.6 ST9250315AS
...
Samsung MZFLV512 NVMe
SK hynix BC501 HFM512GDHTNG-8310A
LiteOn CX2-8B256
Kingston OM8SEP4512N-A0
Kingston RBUSNS8154P3512GJ1
Samsung PM991 MZ9LQ256HBJQ
Intel SSD 760p SSDPEKKW256G8
...
min: 858 avg: 925 median: 925 (16%) max: 992 Points
Seagate Momentus 5400.6 ST9250315AS
...
Toshiba KBG40ZNV512G
SK hynix PC401 NVMe 500 GB
CUK Cyclone 500GB M.2 NVMe
LiteOn CX2-8B256
Transcend TS1TMTE850
Samsung PM991 MZ9LQ256HBJQ
Intel SSD 660p SSDPEKNW512G8
OM3PDP3-AD NVMe KDI 512GB
SK Hynix PC601 NVMe 512 GB
...
min: 885 avg: 989 median: 989 (4%) max: 1093 Points
Seagate Momentus 5400.6 ST9250315AS
...
Samsung PM951 NVMe MZ-VLV256D
SK hynix BC501 HFM512GDHTNG-8310A
2x Toshiba HG6 THNSNJ128G8NU (RAID 0)
LiteOn CX2-8B256
Samsung PM991 MZ9LQ256HBJQ
Toshiba KBG30ZMV512G
Apple SSD AP0512
Toshiba KXG5AZNV256G
...
AS SSD - Access Time Write *
min: 0.028 avg: 0 median: 0 (0%) max: 0.035 ms
...
Samsung SSD 950 Pro 256GB m.2 NVMe
Intel SSD 760p SSDPEKKW020T8
Samsung PM991 MZ9LQ256HBJQ
Lite-On CA3-8D512
Samsung SSD 850 EVO mSATA 500GB
LiteOn CX2-8B256
...
Seagate Momentus Thin ST500LT012-9WS142 + 32 GB LiteOn LMT-32L3M SSD Cache
AS SSD - Access Time Read *
min: 0.179 avg: 0.2 median: 0.2 (1%) max: 0.279 ms
...
Apple SSD SD0256F
Toshiba THNSNF128GCSS
Toshiba THNSNS128GMCP
Toshiba THNSNF128GMCS
Toshiba KBG30ZPZ512G
ADATA Premier Pro SP900NS38 256 GB
Samsung MZMPA064HMDR
ADATA XM11
2x Intel SSD 510 Series SSDSC2MH250A2 (RAID 0)
Samsung PM991 MZ9LQ256HBJQ
Intel SSD 525 Series SSDMCEAC060B3A
128 GB eMMC Flash
Kingston SMSM151S3128GD
Kingston RBUSNS8154P3128GJ
Apple SSD AP0256
256 GB UFS 3.0 Flash
Hynix HBG4a2 32 GB eMMC
FORESEE 64GB O1229B
...
Toshiba MK7575GSX
min: 680 avg: 721 median: 721 (14%) max: 762 MB/s
...
SK Hynix PC300 NVMe 512 GB
Kingston RBUSNS8154P3512GJ
SK hynix PC300 HFS512GD9MND
2x Kingston OM8PGP4256Q-A0 (RAID 0)
2x Samsung SM951 MZVPV256HDGL (RAID 0)
SK hynix PC401 NVMe 500 GB
LiteOn CX2-8B256
Transcend TS1TMTE850
Samsung PM991 MZ9LQ256HBJQ
SK Hynix PC601 NVMe 512 GB
ADATA XPG Gammix S11L 1024GB
Intel SSD 760p SSDPEKKW256G8
...
min: 676 avg: 773 median: 773 (23%) max: 870 MB/s
...
SK hynix PC300 HFS512GD9MND
Intel SSD 600p SSDPEKKW512G8L
2x Toshiba HG6 THNSNJ128G8NU (RAID 0)
PSEIB512GABBMC0
Toshiba KXG5AZNV256G
Samsung PM991a MZ9LQ1T0HBLB-00BKN
Samsung PM991 MZ9LQ256HBJQ
Intel SSD 660p 2TB SSDPEKNW020T8
Toshiba XG5 KXG50ZNV512G
Lexar NM610 500GB
SK hynix BC501 HFM512GDHTNG-8310A
...
min: 110.3 avg: 123.6 median: 123.6 (34%) max: 136.9 MB/s
...
ADATA XPG Gammix S11L 1024GB
2x Toshiba NVMe THNSN5256GPU7 (RAID 0)
Samsung SSD 950 Pro 256GB m.2 NVMe
Toshiba KXG5AZNV1T02
Samsung SSD 960 Evo 250GB m.2 NVMe
Samsung SSD 950 Pro 512GB m.2 NVMe
Samsung PM991 MZ9LQ256HBJQ
1x Samsung SSD PM981 MZVLB512HAJQ + 2x Intel SSD 760p SSDPEKKW512G8 (RAID 0)
Lexar NM620 512GB
2x Samsung SSD 970 Pro 512GB (RAID 0)
...
min: 40.1 avg: 45.1 median: 45.1 (14%) max: 50.1 MB/s
...
Toshiba BG4 KBG40ZPZ512G
BiWin CE480Y2D100-512G
Kingston RBUSNS8154P3512GJ1
SK Hynix PC601 NVMe 512 GB
Samsung PM991 MZ9LQ256HBJQ
Samsung SM951 MZVPV128 NVMe
SK Hynix BC711 HFM128GD3HX015N
Samsung SM951 MZHPV128 m.2 PCI-e
...
Intel Optane 32 GB MEMPEK1W032GA
AS SSD - Sequential Write
min: 675 avg: 803 median: 803 (9%) max: 931 MB/s
...
2x Toshiba THNSNF064GMCS 64 GB RAID 0 (=128 GB)
Kingston OM8PDP3256B
Kingston SA1000M8240G
Toshiba NVMe THNSF5512GPUK
Samsung PM991 MZ9LQ256HBJQ
2x Micron M600 MTFDDAV128MBF (RAID 0)
Toshiba KBG40ZNS512G NVMe
2x Plextor PX-256M6M (RAID 0)
2x Plextor PX512M6GV-2280 (RAID 0)
SK hynix PC401 NVMe 500 GB
Intel SSD 660p SSDPEKNW512G8
...
min: 1687 avg: 1706 median: 1706 (17%) max: 1725 MB/s
...
Lite-On CA3-8D256-Q11
Toshiba XG4 NVMe (THNSN5512GPUK)
Samsung PM961 NVMe MZVLW128HEGR
Samsung PM991 MZ9LQ256HBJQ
Samsung SM951 MZHPV128 m.2 PCI-e
Samsung SM951 MZVPV128 NVMe
SK Hynix PC300 NVMe 512 GB
Toshiba KBG40ZNS256G NVMe
Toshiba XG5 KXG50ZNV256G
Samsung SM951 MZHPV256HDGL m.2 PCI-e
Kingston OM8PCP31024F
...
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K
min: 78.8 avg: 122.1 median: 122.1 (11%) max: 165.3 MB/s
Western Digital Scorpio Blue WD5000LPCX-24C6HT0
...
Samsung MZ7TN512HDHP-00000
Lite-On CA3-8D256-Q11
Intel SSD 600p SSDPEKKW128G7
Samsung PM991 MZ9LQ256HBJQ
Samsung MZ9L4512HBLU-00BMV
Toshiba THNSF5256GPUK
Intel SSD 600p SSDPEKKW256G7
Intel SSD 600p SSDPEKKW512G8L
SK hynix HFS512GEJ4X113N
Samsung PM971 KUS030202M
2x Samsung SSD PM951 MZVLV256HCHP (RAID 0)
...
Kingston OM8PGP41024Q-A0
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K
min: 27.88 avg: 35.4 median: 35.4 (1%) max: 42.95 MB/s
Western Digital Scorpio Blue WD5000LPCX-24C6HT0
...
Ramaxel RTNTE256PCA8EADL
Kingston RBUSNS8154P3512GJ
SK Hynix HFS128G39MNC-3510A
SanDisk SD8SN8U256G1027
FPT310M4SSD256G
Netac NS512GSSD330
Kingston NV2 1000GB SNV2S/1000G
Samsung PM991 MZ9LQ256HBJQ
Liteonit CV3-8D128
Toshiba XG5 KXG50ZNV512G
BIWIN SSD 256 GB
Transcend TS1TMTE850
Kingston SA1000M8240G
SK Hynix BC501 NVMe 256 GB
SanDisk SD8SN8U128G1027
...
Kingston OM8PGP41024Q-A0
CrystalDiskMark 5.2 / 6 - CDM 5 Write Seq
min: 742 avg: 849 median: 848.5 (5%) max: 955 MB/s
Western Digital Scorpio Blue WD5000LPCX-24C6HT0
...
Micron 3400 2TB MTFDKBA2T0TFH
Toshiba BG3 KBG30ZMS512G
LiteOn CX2-8B256
Kingston OM8PDP3256B
Samsung PM971 KUS030202M
Toshiba XG5-P KXG50PNV2T04
Samsung PM991 MZ9LQ256HBJQ
Kingston RBUSNS8154P3512GJ
Toshiba KXG5AZNV256G
Phison PS5013 311CD0512GB
Toshiba KXG50ZNV1T02
Lenovo LENSE20256GMSP34MEAT2TA
Intel SSD 660p SSDPEKNW512G8
...
CrystalDiskMark 5.2 / 6 - CDM 5 Read Seq
min: 841 avg: 854 median: 854 (10%) max: 867 MB/s
...
Toshiba KBG30ZPZ256G
256 GB UFS 3.0 Flash
SK hynix BC501 HFM128GDJTNG-831
Samsung PM971 KUS030202M
KBG30ZMS128G
Toshiba KBG30ZMT512G
Samsung PM991 MZ9LQ256HBJQ
Toshiba KBG30ZMV128G
Intel Optane 16 GB MEMPEK1J016GAH + HGST HTS721010A9E630 1 TB HDD
Toshiba KBG30ZMV256G
Intel Optane 16 GB MEMPEK1J016GAL + HGST ST1000LM049 1 TB HDD
Intel Optane 16 GB MEMPEK1J016GAH + HGST HTS541010B7E610 1 TB HDD
Toshiba KBG30ZPZ512G
Toshiba NVMe THNSN5256GPUK
...
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K Q32T1
min: 363.5 avg: 393.5 median: 393.5 (13%) max: 423.5 MB/s
Western Digital Scorpio Blue WD5000LPCX-24C6HT0
...
2x Intel SSD 660p SSDPEKNW512G8 (RAID 0)
Intel SSD 760p SSDPEKKW512G8
Samsung PM991 MZ9LQ256HBJQ
SK Hynix PC601 NVMe 512 GB
Samsung SSD PM981 MZVLB1T0HALR
...
Lexar 1024GB LNM6A1X001T-HNNNG
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K Q32T1
min: 317.6 avg: 398.4 median: 398.4 (6%) max: 479.2 MB/s
WDC Blue WD10SPZX-24Z10T0
...
WDC PC SN520 SDAPMUW-512
2x Samsung PM961 MZVLW256HEHP (RAID 0)
Samsung MZ7TN512HDHP-00000
Samsung SSD PM981 MZVLB256HAHQ
Samsung PM991 MZ9LQ256HBJQ
SK Hynix PC601 NVMe 512 GB
Toshiba KBG30ZMV256G
Kingston RBUSNS8154P3512GJ
Samsung SSD PM871 MZNLN512HMJP
Toshiba KXG5AZNV256G
...
Lexar 1024GB LNM6A1X001T-HNNNG
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write Seq Q32T1
min: 1057 avg: 1059 median: 1058.5 (9%) max: 1060 MB/s
...
Intel SSD 660p SSDPEKNW512G8
Lite-On CA1-8D256-HP
Toshiba XG5-P KXG50PNV2T04
Kingston RBUSNS8154P3512GJ1
Toshiba NVMe THNSN51T02DUK
Toshiba XG4 NVMe (THNSN5512GPUK)
Transcend TS1TMTE850
Samsung PM991 MZ9LQ256HBJQ
Toshiba NVMe THNSF5512GPUK
Toshiba KXG5AZNV256G
WDC PC SN520 SDAPNUW-256G
Toshiba NVMe THNSN5256GPU7
Samsung MZFLW1T0HMLH
...
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read Seq Q32T1
min: 2251 avg: 2254 median: 2253.5 (18%) max: 2256 MB/s
...
Toshiba NVMe THNSF5512GPUK
Toshiba KBG40ZNS256G NVMe
Transcend TS1TMTE850
2x Samsung SSD PM951 MZVLV256HCHP (RAID 0)
Samsung PM991 MZ9LQ256HBJQ
Toshiba KXG5AZNV256G
Toshiba KBG40ZNS512G NVMe
Lenovo LENSE20256GMSP34MEAT2TA
...
DiskSpd - DiskSpd 4k_q1t1_write
min: 106 avg: 136.5 median: 136.5 (32%) max: 167 MB/s
...
Toshiba KBG40ZNS512G NVMe
SK Hynix BC711 HFM128GD3HX015N
Samsung PM991 MZ9LQ256HBJQ
Samsung SSD PM981a MZVLB256HBHQ
256 GB NVMe
WDC PC SN520 SDAPNUW-256G
ADATA XPG Gammix S11L 1024GB
...
321JN1024GB-TX01
DiskSpd - DiskSpd 4k_q1t1_read
min: 40.4 avg: 43.8 median: 43.8 (13%) max: 47.1 MB/s
Samsung SSD 850 EVO 500GB
...
Samsung SSD 950 Pro 512GB m.2 NVMe
Samsung PM991 MZ9LQ256HBJQ
SK hynix BC501 HFM512GDHTNG-8310A
Kingston OM8PCP31024F
...
DiskSpd - DiskSpd 4k_q32t16_write
min: 278 avg: 371 median: 371 (8%) max: 464 MB/s
...
Samsung SSD PM871b MZNLN256HAJQ
Toshiba KBG30ZMV512G
Crucial P2 1TB CT1000P2SSD8
Samsung PM991 MZ9LQ256HBJQ
Toshiba XG5-P KXG50PNV2T04
SK Hynix PC711 1TB HFS001TDE9X073N
...
DiskSpd - DiskSpd 4k_q32t16_read
min: 583 avg: 585 median: 584.5 (10%) max: 586 MB/s
...
256 GB NVMe
Toshiba KBG30ZPZ128G
Crucial P1 SSD CT1000P1SSD8
Toshiba XG5-P KXG50PNV2T04
Intel SSDPEMKF512G8 NVMe SSD
Intel SSD 660p 1TB SSDPEKNW010T8
Samsung PM991 MZ9LQ256HBJQ
Kingston OM8PCP31024F
Samsung SSD PM981 MZVLB256HAHQ
Samsung SSD PM981a MZVLB256HBHQ
2x Intel SSD 660p 1TB SSDPEKNW010T8 (RAID 0)
...
DiskSpd - DiskSpd seq_write
min: 855 avg: 901 median: 901 (11%) max: 947 MB/s
...
Toshiba KBG30ZMV512G
Toshiba KBG30ZMT512G
Toshiba KBG30ZPZ128G
Kingston NV2 1000GB SNV2S/1000G
Samsung PM991 MZALQ256HAJD
Kingston OM8PCP3512F-AB
Samsung PM991 MZ9LQ256HBJQ
Intel SSD 660p SSDPEKNW512G8
Kingston RBUSNS8154P3512GJ1
Toshiba XG5-P KXG50PNV2T04
...
DiskSpd - DiskSpd seq_read
min: 890 avg: 898 median: 897.5 (16%) max: 905 MB/s
...
Kingston OM8SEP4256Q-A0
256 GB UFS 3.0 Flash
Kingston RBUSNS8154P3512GJ
WDC PC SN520 SDAPNUW-256G
Lexar NM610 500GB
Toshiba KBG30ZMV256G
Samsung PM991 MZ9LQ256HBJQ
SK hynix HFB1M8MQ331C0MR
Apple SSD AP0256
Crucial P2 1TB CT1000P2SSD8
SK hynix BC501 HFM256GDGTNG
Crucial P1 SSD CT1000P1SSD8
Toshiba KBG30ZMV512G
...
DiskSpd - DiskSpd seq_q8t1_write
min: 1002 avg: 1039 median: 1039 (9%) max: 1076 MB/s
...
Kingston NV2 1000GB SNV2S/1000G
Intel SSD 660p SSDPEKNW512G8
Toshiba XG5-P KXG50PNV2T04
WDC PC SN520 SDAPNUW-256G
Kingston RBUSNS8154P3512GJ1
Samsung PM991 MZ9LQ256HBJQ
Kingston KC3000 2048G SKC3000D2048G
Apple SSD AP0256
...
DiskSpd - DiskSpd seq_q8t1_read
min: 1989 avg: 2068 median: 2068 (16%) max: 2147 MB/s
...
SK hynix BC501 HFM512GDHTNG-8310A
Samsung PM991 MZ9LQ256HBJQ
Kingston OM8PDP3256B
Kingston OM8PCP31024F
Kingston OM8SEP4512N-A0
...
DiskSpd - DiskSpd Loop seq_q8t1_read
min: 2184 avg: 2188 median: 2188 (17%) max: 2192 MB/s
Toshiba 064G93 64 GB eMMC
...
Future Path FPE220M8SSD512G
ADATA XPG Gammix S11L 1024GB
Samsung PM991 MZ9LQ256HBJQ
SK Hynix PC401 512GB M.2 (HFS512GD9TNG)
Samsung PM991 MZVLQ512HBLU
Samsung PM991a MZ9LQ1T0HBLB-00BKN
...
- Range of benchmark values for this graphics card

- Average benchmark values for this graphics card
* Smaller numbers mean a higher performance
v1.26
log 03. 06:25:47
#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 Tue, 28 Nov 2023 15:38:25 +0100 +0.001s ... 0.001s
#3 composed specs +0.006s ... 0.007s
#4 did output specs +0s ... 0.007s
#5 getting avg benchmarks for device 3633 +0.017s ... 0.024s
#6 got single benchmarks 3633 +0.009s ... 0.032s
#7 got avg benchmarks for devices +0s ... 0.032s
#8 min, max, avg, median took s +0.994s ... 1.026s
#9 return log +0.014s ... 1.04s
Please share our article, every link counts!
Klaus Hinum (Update: 2021-03-17)