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SK Hynix BC711 HFM256GD3GX013N vs Samsung PM991 MZ9LQ512HALU

SK Hynix BC711 HFM256GD3GX013N

► remove from comparison BC711 HFM256GD3GX013N

The SK Hynix BC711 HFM256GD3GX013N NVMe Pyrite is a mid range PCIe M.2 2242 drive that was first found in the Dell Inspiron 15 3000 3511 laptop. It uses a PCIe Gen3 x 4 interface and offers 256 GB of storage. We tested with firmware 41002131.

Samsung PM991 MZ9LQ512HALU

► remove from comparison PM991 MZ9LQ512HALU

The Samsung PM991 MZ9LQ512HALU is a mid range PCIe M.2 2230 NVMe SSD.

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SK Hynix BC711 HFM256GD3GX013NSamsung PM991 MZ9LQ512HALU
TypeSSDSSD
SizeM.2 2242M.2 2230
Capacity256 GB512 GB
InterfaceNVMeM.2
Announced06.01.2021 23.06.2020

Benchmarks

Performance Rating - DiskSpd - BC711 HFM256GD3GX013N
19.9 pt (23%)
Seagate ST1000LM014 Solid State Hybrid Drive
0.717 -96%
...
512 GB UFS 4.0 Flash
19.3 -3%
Foresee VP1000F512G
19.4 -3%
SK Hynix PC611 512GB
19.6 -2%
Lexar NM610 500GB
19.7 -1%
ASint AS806
19.8 -1%
Phison C-E80T512G4-P3D3B3E13
19.8 -1%
Lenovo UMIS RPJTJ256MEE1OWX
19.8 -1%
Mushkin Helix-L 1TB MKNSSDHL1TB-08
19.9 0%
WDC PC SN530 SDBPMPZ-512G
19.9 0%
SK Hynix BC711 HFM256GD3GX013N
19.9
Toshiba Kioxia XG6 KXG60PNV512G
20 1%
SSSTC CL4-8D512
20 1%
Intel Optane Memory H10 with Solid State Storage 32GB + 512GB HBRPEKNX0202A(L/H)
20.1 1%
WDC PC SN730 SDBPNTY-256G
20.1 1%
Micron 2550 1TB MTFDKCD1T0TGE
20.2 2%
2x Intel SSD 660p 1TB SSDPEKNW010T8 (RAID 0)
20.2 2%
Micron 2400 MTFDKBK512QFM
20.2 2%
Kioxia BG5 KBG50ZNS512G
20.3 2%
Samsung SSD PM981a MZVLB256HBHQ
20.4 3%
...
Kingston Fury Renegade G5 4TB
87.8 341%
0%
100%
Restrict / Search: Model: Max. age: years
Performance Rating - DiskSpd - PM991 MZ9LQ512HALU
16 pt (18%)
Seagate ST1000LM014 Solid State Hybrid Drive
0.717 -96%
...
WDC PC SN530 SDBPTPZ-512G
15.6 -2%
SK hynix BC511 HFM512GDHTNI-87A0B
15.7 -2%
Apple SSD AP1024
15.7 -2%
Phison M.2 2280 E18 4000GB
15.7 -2%
Gofatoo 256GB
15.8 -1%
Intel SSD 660p SSDPEKNW512G8
15.8 -1%
Toshiba KBG40ZNS256G NVMe
15.8 -1%
TWSC TSC3AN512-F6Q10S
15.9 -1%
SK hynix BC501 HFM512GDHTNG-8310A
15.9 -1%
Samsung PM991 MZ9LQ512HALU
16
WDC PC SN530 SDBQNPZ-512G
16.1 1%
Toshiba KIOXIA KBG4AZNV512G M.2 2280 OPAL
16.2 1%
WDC PC SN520 SDAPNUW-512G
16.2 1%
Samsung SSD 950 Pro 512GB m.2 NVMe
16.2 1%
Netac S930E8/256GPN
16.3 2%
SK Hynix BC501 HFM512GDJTNG
16.3 2%
WDC PC SN520 SDAPMUW-512
16.4 2%
WDC PC SN530 SDBPTPZ-256G
16.4 2%
Kingston KC2500 1 TB SKC2500M81000G
16.4 2%
...
Kingston Fury Renegade G5 4TB
87.8 449%
0%
100%
Restrict / Search: Model: Max. age: years
AS SSD - Copy Game
min: 446.1     avg: 462.8     median: 462.8 (8%)     max: 479.5 MB/s
min: 976     avg: 995     median: 994.5 (17%)     max: 1013 MB/s
AS SSD - Copy Program
min: 268.65     avg: 305.6     median: 305.6 (11%)     max: 342.6 MB/s
min: 401.9     avg: 515     median: 515 (19%)     max: 628 MB/s
AS SSD - Copy ISO
min: 1199     avg: 1429     median: 1429.5 (5%)     max: 1659.9 MB/s
min: 1243     avg: 1264     median: 1263.5 (5%)     max: 1284 MB/s
AS SSD - Score Total
min: 2493     avg: 2711     median: 2710.5 (17%)     max: 2928 Points
min: 2477     avg: 2507     median: 2506.5 (15%)     max: 2536 Points
AS SSD - Score Write
min: 545     avg: 795     median: 794.5 (11%)     max: 1044 Points
min: 973     avg: 980     median: 980 (14%)     max: 987 Points
AS SSD - Score Read
min: 1279     avg: 1315     median: 1315 (21%)     max: 1351 Points
min: 1012     avg: 1023     median: 1023 (16%)     max: 1034 Points
AS SSD - Access Time Write *
min: 0.032     avg: 0.1     median: 0.1 (0%)     max: 0.096 ms
min: 0.027     avg: 0.1     median: 0.1 (0%)     max: 0.095 ms
AS SSD - Access Time Read *
min: 0.07     avg: 0.1     median: 0.1 (0%)     max: 0.071 ms
min: 0.098     avg: 0.1     median: 0.1 (0%)     max: 0.191 ms
AS SSD - 4K-64 Write
min: 280.68     avg: 559     median: 558.8 (9%)     max: 837 MB/s
min: 721     avg: 744     median: 743.5 (13%)     max: 766 MB/s
AS SSD - 4K-64 Read
min: 1026.51     avg: 1027     median: 1026.8 (20%)     max: 1027 MB/s
min: 782     avg: 818     median: 818 (16%)     max: 854 MB/s
AS SSD - 4K Write
min: 122.4     avg: 161     median: 161 (31%)     max: 199.59 MB/s
min: 128     avg: 134.8     median: 134.8 (26%)     max: 141.6 MB/s
AS SSD - 4K Read
min: 49.68     avg: 50.6     median: 50.6 (16%)     max: 51.48 MB/s
min: 41.32     avg: 44.4     median: 44.4 (14%)     max: 47.54 MB/s
AS SSD - Sequential Write
min: 644.67     avg: 745     median: 744.8 (7%)     max: 845 MB/s
min: 794     avg: 1014     median: 1014 (9%)     max: 1234 MB/s
AS SSD - Sequential Read
min: 2023     avg: 2378     median: 2378.3 (19%)     max: 2733.64 MB/s
min: 1386     avg: 1604     median: 1603.5 (13%)     max: 1821 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K
min: 138.7     avg: 154.9     median: 154.9 (14%)     max: 171.1 MB/s
min: 118.2     avg: 130.2     median: 130.2 (12%)     max: 142.1 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K
min: 55.8     avg: 59.1     median: 59.1 (2%)     max: 62.49 MB/s
min: 37.54     avg: 42     median: 42 (1%)     max: 46.43 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5 Write Seq
min: 790     avg: 873     median: 873.5 (5%)     max: 956.9 MB/s
min: 1017     avg: 1063     median: 1062.5 (6%)     max: 1108 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5 Read Seq
min: 1890     avg: 1950     median: 1950 (21%)     max: 2010 MB/s
min: 926     avg: 1274     median: 1274 (14%)     max: 1622 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K Q32T1
min: 399     avg: 434.1     median: 434.1 (9%)     max: 469.1 MB/s
min: 354.2     avg: 410.6     median: 410.6 (9%)     max: 467 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K Q32T1
min: 408.1     avg: 494.7     median: 494.7 (7%)     max: 581.2 MB/s
min: 352.6     avg: 438.8     median: 438.8 (6%)     max: 525 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write Seq Q32T1
min: 869.1     avg: 941     median: 940.6 (6%)     max: 1012 MB/s
min: 1174     avg: 1189     median: 1188.5 (8%)     max: 1203 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read Seq Q32T1
min: 3304     avg: 3361     median: 3361 (18%)     max: 3418 MB/s
min: 2261     avg: 2275     median: 2274.5 (12%)     max: 2288 MB/s
DiskSpd - DiskSpd 4k_q1t1_write
min: 141     avg: 151.8     median: 151.8 (35%)     max: 162.5 MB/s
min: 117     avg: 128.5     median: 128.5 (30%)     max: 140 MB/s
DiskSpd - DiskSpd 4k_q1t1_read
min: 52.3     avg: 53.2     median: 53.2 (15%)     max: 54 MB/s
min: 47.3     avg: 47.7     median: 47.7 (14%)     max: 48 MB/s
DiskSpd - DiskSpd 4k_q32t16_write
min: 411     avg: 460.5     median: 460.5 (7%)     max: 510 MB/s
min: 361     avg: 562     median: 562 (8%)     max: 763 MB/s
DiskSpd - DiskSpd 4k_q32t16_read
min: 667     avg: 898     median: 897.5 (11%)     max: 1128 MB/s
min: 531     avg: 737     median: 737 (9%)     max: 943 MB/s
DiskSpd - DiskSpd seq_write
min: 1606     avg: 1786     median: 1785.5 (17%)     max: 1965 MB/s
min: 1050     avg: 1097     median: 1097 (11%)     max: 1144 MB/s
DiskSpd - DiskSpd seq_read
min: 1680     avg: 1835     median: 1834.5 (19%)     max: 1989 MB/s
min: 998     avg: 1174     median: 1173.5 (12%)     max: 1349 MB/s
DiskSpd - DiskSpd seq_q8t1_write
min: 863     avg: 878     median: 878 (6%)     max: 893 MB/s
min: 1122     avg: 1147     median: 1146.5 (8%)     max: 1171 MB/s
DiskSpd - DiskSpd seq_q8t1_read
min: 3398     avg: 3411     median: 3411 (21%)     max: 3424 MB/s
min: 1942     avg: 2076     median: 2076 (13%)     max: 2210 MB/s
DiskSpd - DiskSpd Loop seq_q8t1_read
min: 3302     avg: 3343     median: 3343 (21%)     max: 3384 MB/s
min: 1328     avg: 1753     median: 1753 (11%)     max: 2178 MB/s
- Range of benchmark values for this graphics card
red legend - Average benchmark values for this graphics card
* Smaller numbers mean a higher performance

Average Benchmarks

SK Hynix BC711 HFM256GD3GX013N → 100% n=31

Samsung PM991 MZ9LQ512HALU → 96% n=31

Average of the median scores above. 1 ... This benchmark is not used for the average calculation

Amazon Logo
  • $97.99
    Solid State Drive KFV6T 0KFV6T CN-0KFV6T Compatible Replacement Spare Part for Dell SK Hynix BC711 HFM256GD3GX013N 256GB M.2 2230 NVMe PCIe Gen3 x4 SSD
  • $43.00
    SK Hynix BC711 128GB PCIe NVMe M.2 2230 Gen 3 x 4 SSD, 0X3K2X, HFM128GD3GX013N, OEM Package
  • $119.99
    SKHynix BC711 512GB NVMe PCIe M.2 2230 30mm Solid State Drive - HFM512GD3GX013N BA- OEM Packaging
  • $69.00
    SK Hynix SSD 512GB M.2 2280 PCIe Gen3 x4 PC601 HFS512GD9TNG for Laptop Desktop Ultrabook
  • $66.90
    SK Hynix 256GB M.2 SSD (Solid State Drive) NVMe PCIe Model: HFS256GD9MND-5510A BA - OEM

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v1.35
log 14. 17:56:18

#0 ran 0s before starting gpusingle class +0s ... 0s

#1 checking url part for id 3779 +0s ... 0s

#2 checking url part for id 3501 +0s ... 0s

#3 redirected to Ajax server, took 1781452577s time from redirect:0 +0s ... 0s

#4 did not recreate cache, as it is less than 5 days old! Created at Thu, 11 Jun 2026 23:07:42 +0200 +0s ... 0s

#5 composed specs +0.002s ... 0.003s

#6 did output specs +0s ... 0.003s

#7 getting avg benchmarks for device 3779 +0.004s ... 0.007s

#8 got single benchmarks 3779 +0.002s ... 0.009s

#9 getting avg benchmarks for device 3501 +0.004s ... 0.013s

#10 got single benchmarks 3501 +0.002s ... 0.015s

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

#12 min, max, avg, median took s +0.062s ... 0.077s

#13 return log +0.534s ... 0.611s

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> Expert Reviews and News on Laptops, Smartphones and Tech Innovations > Benchmarks / Tech > HDD/SSD Comparison - Head 2 Head
Redaktion, 2017-09- 8 (Update: 2023-07- 1)