Samsung PM981a MZVLB1T0HBLR
The Samsung SSD PM981a 1TB nVME SSD (MZVLB1T0HBLR-00000) is a high end M.2 2280 SSD based on the Samsung Phoenix Controller (S4LR020) with 8 channels. It is specified with 3,500 MB/s read and 3,000 MB/s write speeds (max) and 580k/500k IOPS 4k. The power consumption is specified with 0.03 W in idle and 5.6 W under load. The PM981a uses Samsung 3D-NAND TLC with 96 layers (V-NAND v5) and uses NVMe 1.3.
Type SSD Size M.2 2280 Capacity 1024 GB Interface NVMe Announced 04.08.2019
Benchmarks Performance Rating - DiskSpd
34.5 pt (46%)
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Samsung SSD PM981 MZVLB2T0HMLB
Samsung SSD PM981 MZVLB1T0HALR
Samsung SSD 980 1TB MZ-V8V1T0BW
Samsung PM981a MZVLB1T0HBLR
Sabrent Rocket 4.0 500GB
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min: 372 avg: 1132 median: 1113 (19%) max: 1830 MB/s
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Intel SSD 760p SSDPEKKW512G8
4x Toshiba HG6 THNSNJ256G8NU (RAID 0)
Samsung PM981a MZVLB1T0HBLR
Intel SSD 760p SSDPEKKW020T8
2x Samsung SSD PM981 MZVLB1T0HALR (RAID 0)
Liteon CA1-8D512
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min: 118.7 avg: 499.6 median: 567 (21%) max: 803 MB/s
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Toshiba XG5-P KXG50PNV2T04
2x Samsung SSD 960 Pro 1TB m.2 NVMe (RAID 0)
Intel SSD 660p 1TB SSDPEKNW010T8
Transcend M.2 SSD 2200S TS512GMTE220S
Samsung PM981a MZVLB1T0HBLR
Toshiba KBG40ZNV512G
Samsung SM951 MZVPV512HDGL m.2 PCI-e
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min: 901 avg: 2098 median: 2065 (19%) max: 2932 MB/s
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SK Hynix HFS512 GDE9X081N
Intel SSD 760p SSDPEKKW020T8
Samsung PM981a MZVLB1T0HBLR
2x Intel SSD 660p SSDPEKNW512G8 (RAID 0)
Kingston OM8PCP31024F
Samsung SSD 970 EVO Plus 1TB
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min: 3309 avg: 4826 median: 4966 (47%) max: 6095 Points
Seagate Momentus 5400.6 ST9250315AS
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Samsung SSD PM981 MZVLB1T0HALR
2x Samsung SSD 960 Pro 1TB m.2 NVMe (RAID 0)
WD PC SN560 SDDPNQE-1T00
Samsung PM981a MZVLB1T0HBLR
2x Intel 760p 512 GB + 1x Samsung SM961 512 GB (RAID)
Samsung SSD PM981 MZVLB2T0HMLB
Samsung SSD 980 1TB MZ-V8V1T0BW
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min: 1471 avg: 2144 median: 2215 (39%) max: 2527 Points
Samsung SpinPoint M8 HN-M101MBB
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SK Hynix HFS512 GDE9X081N
Samsung SSD PM981 MZVLB2T0HMLB
Samsung PM981a MZVLB1T0HBLR
Asura Genesis Xtreme NVMe M.2 SSD 1 TB
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min: 1078 avg: 1786 median: 1828 (50%) max: 2449 Points
Seagate Momentus 5400.6 ST9250315AS
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2x Samsung SSD 970 Pro 512GB (RAID 0)
2x WDC PC SN720 SDAPNTW-512G-1014 (RAID 0)
Samsung SSD PM981 MZVLB1T0HALR
Samsung PM981a MZVLB1T0HBLR
1x Samsung SSD PM981 MZVLB512HAJQ + 2x Intel SSD 760p SSDPEKKW512G8 (RAID 0)
2x SK Hynix PC400 512GB (RAID 0)
2x Samsung PM961 MZVLW256HEHP (RAID 0)
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Kingston KC3000 2048G SKC3000D2048G
AS SSD - Access Time Write *
min: 0.017 avg: 0 median: 0 (0%) max: 0.128 ms
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Toshiba KXG5AZNV256G
Liteonit LCS-256M6S
Samsung SSD SM841 128GB
CUK Cyclone 500GB M.2 NVMe
Samsung PM981a MZVLB1T0HBLR
Samsung SSD PM871 MZ7LN512HCHP
Samsung SSD PM851 MZNTE512HMJH
ADATA IM2S3138E-256GM-B
Samsung MZ7TN512HDHP-00000
SK hynix HFB1M8MQ331C0MR
Intel Optane 16 GB MEMPEK1J016GAH + HGST HTS721010A9E630 1 TB HDD
Samsung SSD 850 EVO m.2 120GB
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Seagate Momentus Thin ST500LT012-9WS142 + 32 GB LiteOn LMT-32L3M SSD Cache
AS SSD - Access Time Read *
min: 0.032 avg: 0 median: 0 (0%) max: 0.087 ms
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Samsung SSD PM981 MZVLB2T0HMLB
OCZ Vector 256 GB
Crucial M500 480 GB CT480M500SSD1
SK Hynix PC401 512GB M.2 (HFS512GD9TNG)
Samsung PM981a MZVLB1T0HBLR
Samsung MZFLV256 NVMe
Samsung MZ9L4512HBLU-00BMV
LiteOn CX2-8B256
CUK Cyclone 500GB M.2 NVMe
Samsung SSD 850 EVO 1TB
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Toshiba MK7575GSX
min: 1074 avg: 1805 median: 1887 (37%) max: 2152 MB/s
ADATA DashDrive Durable HD650 USB 3.0
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Samsung SSD PM981 MZVLB2T0HMLB
Samsung PM981a MZVLB1T0HBLR
Asura Genesis Xtreme NVMe M.2 SSD 1 TB
WD PC SN740 SDDPTQD-1T00
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min: 762 avg: 1477 median: 1516 (50%) max: 2093 MB/s
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2x Samsung SSD 970 Pro 512GB (RAID 0)
2x Intel 760p 512 GB + 1x Samsung SM961 512 GB (RAID)
Samsung PM981a MZVLB1T0HBLR
2x Samsung PM961 MZVLW256HEHP (RAID 0)
Apple SSD SM1024L
Samsung SSD PM981 MZVLB1T0HALR
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Kingston KC3000 2048G SKC3000D2048G
min: 87.4 avg: 131.2 median: 126.6 (35%) max: 208.1 MB/s
ADATA DashDrive Durable HD650 USB 3.0
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Samsung SSD SM951a 512GB M.2 PCIe 3.0 x4 NVMe (MZVKV512)
Toshiba KXG5AZNV256G
Samsung PM981a MZVLB1T0HBLR
Intel SSD 660p 1TB SSDPEKNW010T8
Patriot P300 P300P512GM28US
Toshiba KBG40ZNV512G
Samsung SSD 970 EVO Plus 1TB
Lite-On CA3-8D512
Samsung SM951 MZVPV512HDGL m.2 PCI-e
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min: 44.27 avg: 53.1 median: 52.5 (17%) max: 68.4 MB/s
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Samsung SSD 980 1TB MZ-V8V1T0BW
Toshiba KBG40ZNV512G
ADATA XPG Gammix S11 480GB
Samsung PM981a MZVLB1T0HBLR
Intel SSD 760p SSDPEKKW010T8
SK Hynix HFS512 GDE9X081N
Lite-On CA3-8D512
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Intel Optane 32 GB MEMPEK1W032GA
AS SSD - Sequential Write
min: 1248 avg: 2084 median: 2322 (27%) max: 2837 MB/s
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Samsung SSD PM981 MZVLB1T0HALR
2x Samsung SSD PM981 MZVLB1T0HALR (RAID 0)
Samsung PM981a MZVLB1T0HBLR
2x SK Hynix PC601 NVMe 512 GB (RAID 0)
Silicon Motion PCIe-8 SSD
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min: 1938 avg: 2553 median: 2673 (27%) max: 3148 MB/s
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2x Intel SSD 660p SSDPEKNW512G8 (RAID 0)
2x SK Hynix Canvas SC300 512GB M.2 (HFS512G39MND) (RAID 0)
2x Micron M600 MTFDDAV128MBF NVMe (RAID 0)
Samsung PM981a MZVLB1T0HBLR
Samsung SSD 960 Evo 250GB m.2 NVMe
2x Samsung SSD 970 Pro 512GB (RAID 0)
2x Samsung SSD PM951 MZVLV256HCHP (RAID 0)
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CrystalDiskMark 3.0 - 4K QD32 Write
min: 396.1 avg: 426.4 median: 426.4 (42%) max: 456.6 MB/s
WDC Scorpio Blue WD5000BPVT-80HXZT1
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ESO512GYLCT
Toshiba KBG40ZNS512G NVMe
WDC PC SN520 SDAPMUW-512
Samsung SSD 950 Pro 512GB m.2 NVMe
Samsung SM951 MZVPV512 m.2 PCI-e
4x Micron M600 MTFDDAV512MBF M.2 (RAID 0)
Samsung PM981a MZVLB1T0HBLR
SK Hynix PC300 NVMe 256 GB
Toshiba NVMe THNSF5512GPUK
Crucial P1 SSD CT1000P1SSD8
Toshiba NVMe THNSN51T02DUK
Intel SSD Pro 7600p SSDPEKKF512G8L
Kingston OM8PGP4512Q-A0
SK hynix PC400 512 GB
2x SanDisk X400 1TB M.2 SD8SN8U1T001122 (RAID 0)
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CrystalDiskMark 3.0 - 4K QD32 Read
min: 450.7 avg: 494.4 median: 494.4 (38%) max: 538 MB/s
WD Blue UltraSlim WD5000MPCK-22AWHT0
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Toshiba XG4 NVMe (THNSN5512GPUK)
2x Lite-On LMT-128M6M (RAID 0)
Toshiba NVMe THNSN5256GPUK
Intel SSD 760p SSDPEKKW256G8
Kingston KC3000 2048G SKC3000D2048G
Samsung PM981a MZVLB1T0HBLR
Toshiba NVMe THNSN5256GPU7
LITEON CB1-SD256
2x Toshiba HG6 THNSNJ256G8NU (RAID 0)
Intel SSD Pro 7600p SSDPEKKF512G8L
2x Toshiba HG6 THNSNJ128G8NU (RAID 0)
Samsung SM951 MZVPV128 NVMe
Transcend M.2 SSD 2200S TS512GMTE220S
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CrystalDiskMark 3.0 - 4K Write
min: 105 avg: 139.3 median: 139.3 (16%) max: 173.6 MB/s
Seagate Mobile HDD 1TB ST1000LX015-1U7172
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Samsung SM951 MZVPV256 m.2
Toshiba NVMe THNSN51T02DUK
LiteOn CX2-8B256
2x Toshiba NVMe THNSN5256GPU7 (RAID 0)
Intel SSD 760p SSDPEKKW256G8
Samsung PM981a MZVLB1T0HBLR
Samsung SM951 MZHPV128 m.2 PCI-e
Samsung PM951 NVMe MZVLV256
Toshiba KXG5AZNV256G
2x Samsung SM951 MZVPV256HDGL (RAID 0)
Samsung SSD 960 Evo 250GB m.2 NVMe
Toshiba NVMe THNSN5128GP
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CrystalDiskMark 3.0 - 4K Read
min: 56.5 avg: 63.1 median: 63.1 (1%) max: 69.6 MB/s
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Transcend M.2 SSD 2200S TS512GMTE220S
Corsair MP600 GS
Samsung SSD PM981 MZVLB512HAJQ
Intel SSD 600p SSDPEKKW512G7
Intel SSD 760p SSDPEKKW020T8
2x Samsung SSD PM981 MZVLB512HAJQ (RAID 0)
Samsung PM981a MZVLB1T0HBLR
Samsung SSD 970 EVO Plus 1TB
Intel SSD Pro 7600p SSDPEKKF512G8L
Kingston OM8SEP4512N-A0
Kingston KC3000 2048G SKC3000D2048G
Kingston OM8PGP4512Q-A0
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CrystalDiskMark 3.0 - 512K Write
min: 1361 avg: 1987 median: 1987 (47%) max: 2613 MB/s
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ESO512GYLCT
2x Toshiba NVMe THNSN5256GPU7 (RAID 0)
Samsung SSD PM981 MZVLB1T0HALR
Samsung PM981a MZVLB1T0HBLR
2x Samsung SM951 MZVPV512HDGL (RAID 0)
2x Samsung SM951 MZVPV256HDGL (RAID 0)
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Corsair MP600 GS
CrystalDiskMark 3.0 - 512K Read
min: 591 avg: 794 median: 794 (26%) max: 997 MB/s
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Kingston RBUSNS8154P3512GJ
Toshiba KBG20ZMS256G
WDC PC SN520 SDAPMUW-512
Intel SSD 600p SSDPEKKW256G7
Intel Optane 16 GB MEMPEK1J016GAH + HGST HTS721010A9E630 1 TB HDD
Toshiba XG5 KXG50ZNV512G
BiWin CE480Y2D100-512G
Samsung PM981a MZVLB1T0HBLR
Intel Optane 16 GB MEMPEK1J016GAH + HGST HTS541010B7E610 1 TB HDD
Toshiba KBG40ZNS256G NVMe
SK Hynix BC501 NVMe 256 GB
Apple SSD SM0512L
SK Hynix PC300 NVMe 256 GB
4x Kingston RBU-SNS8100S3256GD1 (RAID 0)
WDC PC SN520 SDAPNUW-512G
2x Micron M600 MTFDDAV128MBF (RAID 0)
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CrystalDiskMark 3.0 - Sequential Write
min: 1081 avg: 1859 median: 1859 (44%) max: 2637 MB/s
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Future Path FPE220M8SSD512G
Crucial P1 SSD CT1000P1SSD8
ESO512GYLCT
Samsung PM981a MZVLB1T0HBLR
Samsung SSD PM981 MZVLB1T0HALR
2x Toshiba NVMe THNSN5256GPU7 (RAID 0)
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Corsair MP600 GS
CrystalDiskMark 3.0 - Sequential Read
min: 1055 avg: 1176 median: 1176 (26%) max: 1297 MB/s
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Toshiba NVMe THNSF5512GPUK
Apple SSD AP0256
SK hynix BC501 HFM512GDHTNG-8310A
Intel SSD 600p SSDPEKKW256G7
Kingston RBUSNS8154P3512GJ1
Kingston OM8PCP3512F-AB
Samsung PM971 KUS040202M
SK Hynix PC300 NVMe 256 GB
Toshiba NVMe THNSN5256GPUK
Samsung PM981a MZVLB1T0HBLR
Toshiba THNSF5256GPUK
Samsung PM951 NVMe MZVLV256
Intel SSD 600p SSDPEKKW512G7
WDC PC SN520 SDAPNUW-256G
3x Kingston RBU-SNS8100S3128GD (RAID 0)
Toshiba XG4 NVMe (THNSN5512GPUK)
BiWin CE480Y2D100-512G
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Kingston KC3000 2048G SKC3000D2048G
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K
min: 76.2 avg: 139.7 median: 134.4 (12%) max: 228.9 MB/s
Western Digital Scorpio Blue WD5000LPCX-24C6HT0
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SK Hynix HFS512 GDE9X081N
WDC PC SN520 SDAPNUW-512G
Samsung PM981a MZVLB1T0HBLR
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Corsair MP600 GS
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K
min: 34.32 avg: 49.9 median: 48.1 (1%) max: 75.5 MB/s
Western Digital Scorpio Blue WD5000LPCX-24C6HT0
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BiWin CE480Y2D100-512G
Toshiba NVMe THNSF5512GPUK
Samsung PM981a MZVLB1T0HBLR
ESO512GYLCT
Toshiba KBG40ZNS512G NVMe
SK Hynix BC711 HFM128GD3HX015N
Toshiba KBG40ZNS256G NVMe
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Intel Optane 32 GB MEMPEK1W032GA
CrystalDiskMark 5.2 / 6 - CDM 5 Write Seq
min: 776 avg: 2036 median: 2032 (11%) max: 2975 MB/s
Western Digital Scorpio Blue WD5000LPCX-24C6HT0
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Samsung SSD PM981 MZVLB1T0HALR
Samsung PM991a MZ9LQ1T0HBLB-00BKN
Asura Genesis Xtreme NVMe M.2 SSD 1 TB
SK Hynix HFM512GD3JX013N
Samsung PM981a MZVLB1T0HBLR
SK Hynix HFS512 GDE9X081N
SK Hynix PC711 1TB HFS001TDE9X073N
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CrystalDiskMark 5.2 / 6 - CDM 5 Read Seq
min: 973 avg: 2014 median: 2169 (26%) max: 2639 MB/s
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Toshiba KXG5AZNV1T02
SK Hynix PC711 1TB HFS001TDE9X073N
Samsung PM981a MZVLB1T0HBLR
SK Hynix HFM512GD3JX013N
Samsung SSD 980 1TB MZ-V8V1T0BW
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1x Samsung SSD PM981 MZVLB512HAJQ + 2x Intel SSD 760p SSDPEKKW512G8 (RAID 0)
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K Q32T1
min: 268.3 avg: 460.7 median: 462 (17%) max: 656 MB/s
Western Digital Scorpio Blue WD5000LPCX-24C6HT0
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SK Hynix HFM512GD3JX013N
BiWin CE480Y2D100-512G
Apple SSD SM0512L
2x SK Hynix Canvas SC300 512GB M.2 (HFS512G39MND) (RAID 0)
Samsung PM981a MZVLB1T0HBLR
Intel SSDPEMKF512G8 NVMe SSD
SK Hynix HFS512 GDE9X081N
Intel SSD 660p 2TB SSDPEKNW020T8
Toshiba NVMe THNSN5256GPU7
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CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K Q32T1
min: 289 avg: 498.6 median: 512.5 (8%) max: 730 MB/s
WDC Blue WD10SPZX-24Z10T0
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Lite-On CA1-8D256-HP
Intel SSDPEMKF512G8 NVMe SSD
Intel Optane 16 GB MEMPEK1J016GAH + HGST HTS541010B7E610 1 TB HDD
Samsung PM981a MZVLB1T0HBLR
Toshiba BG4 KBG40ZPZ512G
LITEON CB1-SD256
Intel SSD 660p 2TB SSDPEKNW020T8
Intel SSD 760p SSDPEKKW010T8
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CrystalDiskMark 5.2 / 6 - CDM 5/6 Write Seq Q32T1
min: 788 avg: 2903 median: 3011.5 (29%) max: 3033 MB/s
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2x Intel SSD 660p 1TB SSDPEKNW010T8 (RAID 0)
SK Hynix HFS512 GDE9X081N
2x WDC PC SN720 SDAPNTW-256G-1014 (RAID 0)
Samsung PM981a MZVLB1T0HBLR
SK Hynix HFM512GD3JX013N
2x Samsung SSD PM981 MZVLB1T0HALR (RAID 0)
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CrystalDiskMark 5.2 / 6 - CDM 5/6 Read Seq Q32T1
min: 2853 avg: 3479 median: 3540.5 (28%) max: 3568 MB/s
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Phison Electronics PS5012
Samsung SSD PM981 MZVLB2T0HMLB
2x WDC PC SN720 SDAPNTW-512G-1014 (RAID 0)
Samsung PM981a MZVLB1T0HBLR
Samsung MZ9L4512HBLU-00BMV
2x Samsung SM961 MZVKW512HMJP NVMe (RAID 0)
2x Samsung SSD 970 Pro 512GB (RAID 0)
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CrystalDiskMark 5.2 / 6 - CDM 6 Write 4K Q8T8
1491 MB/s (30%)
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Silicon Motion PCIe-8 SSD
Toshiba KXG5AZNV256G
ESO512GYLCT
Samsung SSD PM981 MZVLB1T0HALR
Samsung PM981a MZVLB1T0HBLR
Kingston OM8PGP4512Q-A0
Crucial P1 SSD CT1000P1SSD8
Samsung SSD 980 1TB MZ-V8V1T0BW
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Corsair MP600 GS
CrystalDiskMark 5.2 / 6 - CDM 6 Read 4K Q8T8
1499 MB/s (22%)
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Phison Electronics PS5012
Samsung SSD PM981 MZVLB1T0HALR
Samsung PM981a MZVLB1T0HBLR
Corsair MP600 GS
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DiskSpd - DiskSpd 4k_q1t1_write
min: 77.8 avg: 139.4 median: 131 (31%) max: 240 MB/s
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256 GB NVMe
WDC PC SN520 SDAPNUW-256G
ADATA XPG Gammix S11L 1024GB
Samsung PM981a MZVLB1T0HBLR
Samsung SSD PM981 MZVLB256HAHQ
WDC PC SN520 SDAPNUW-512G
Intel SSD 660p 1TB SSDPEKNW010T8
Toshiba BG4 KBG40ZPZ512G
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DiskSpd - DiskSpd 4k_q1t1_read
min: 33.4 avg: 48.5 median: 47.8 (14%) max: 75.7 MB/s
Samsung SSD 850 EVO 500GB
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Kioxia BG5 KBG5AZNT512G
Toshiba KBG40ZNS256G NVMe
Kingston KC3000 2048G SKC3000D2048G
Samsung PM981a MZVLB1T0HBLR
Samsung SSD PM981 MZVLB512HAJQ
BiWin CE480Y2D100-512G
SK Hynix BC711 HFM128GD3HX015N
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DiskSpd - DiskSpd 4k_q32t16_write
min: 293 avg: 1426 median: 1971 (43%) max: 2161 MB/s
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2x Micron 2200S 512 GB (RAID 0)
ESO512GYLCT
Silicon Motion PCIe-8 SSD
Samsung PM981a MZVLB1T0HBLR
Samsung SSD PM981 MZVLB256HAHQ
Samsung SSD 980 1TB MZ-V8V1T0BW
Silicon Motion PCIe-8 SSD 1TB
Samsung SSD PM981 MZVLB512HAJQ
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DiskSpd - DiskSpd 4k_q32t16_read
min: 598 avg: 1506 median: 1816 (31%) max: 2506 MB/s
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Samsung SSD PM981 MZVLB2T0HMLB
Samsung SSD PM981 MZVLB1T0HALR
2x Micron 2200S 512 GB (RAID 0)
Samsung PM981a MZVLB1T0HBLR
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DiskSpd - DiskSpd seq_write
min: 809 avg: 2113 median: 2103 (27%) max: 2957 MB/s