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Toshiba BG4 KBG40ZNT512G

Toshiba BG4 KBG40ZNT512G KBG40ZNT512G

The Toshiba BG4 KBG40ZNT512G is a fast PCIe SSD in the small 2242 M.2 form factor.

TypeSSD
SizeM.2 2242
Capacity512 GB
InterfaceNVMe
Announced20.08.2020

Benchmarks

Performance Rating - DiskSpd
25.4 pt (30%)
64 GB eMMC Flash -88%
...
Kingston OM8PCP3512F-AB -4%
SK hynix BC501 HFM512GDHTNG-8310A -3%
Toshiba KBG40ZNS256G NVMe -2%
Toshiba KBG30ZMT512G -2%
Toshiba BG4 KBG40ZNT512G
Samsung PM991 MZALQ256HAJD 2%
WDC PC SN520 SDAPNUW-512G 2%
Toshiba XG5-P KXG50PNV2T04 2%
Toshiba KBG40ZNS512G NVMe 6%
...
0%
100%
AS SSD - Copy Game
min: 835.31     avg: 854     median: 853.7 (14%)     max: 872.06 MB/s
AS SSD - Copy Program
min: 410.45     avg: 465     median: 464.6 (17%)     max: 518.68 MB/s
AS SSD - Copy ISO
min: 1181.13     avg: 1420     median: 1420.3 (38%)     max: 1659.39 MB/s
AS SSD - Score Total
min: 1551     avg: 2353     median: 2316 (25%)     max: 3191 Points
AS SSD - Score Write
min: 371     avg: 822     median: 1009 (23%)     max: 1087 Points
AS SSD - Score Read
min: 805     avg: 1034     median: 828 (23%)     max: 1468 Points
AS SSD - Access Time Write *
min: 0.16     avg: 0.2     median: 0.2 (0%)     max: 0.195 ms
AS SSD - Access Time Read *
min: 0.052     avg: 0.1     median: 0.1 (0%)     max: 0.155 ms
AS SSD - 4K-64 Write
min: 118.47     avg: 557     median: 773.6 (20%)     max: 779.44 MB/s
AS SSD - 4K-64 Read
min: 579.94     avg: 794     median: 580.9 (20%)     max: 1220.56 MB/s
AS SSD - 4K Read
min: 46.95     avg: 50.9     median: 47.7 (18%)     max: 57.95 MB/s
AS SSD - Sequential Write
min: 761.02     avg: 981     median: 1065 (22%)     max: 1118.26 MB/s
AS SSD - Sequential Read
min: 1760     avg: 1888     median: 1898 (33%)     max: 2006.93 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K
min: 72.82     avg: 134     median: 102.3 (9%)     max: 226.62 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K
min: 26.35     avg: 40.4     median: 32.1 (1%)     max: 62.85 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5 Write Seq
min: 823     avg: 1212     median: 1295.6 (25%)     max: 1518 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5 Read Seq
min: 1169     avg: 1372     median: 1445.4 (27%)     max: 1501 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K Q32T1
min: 112.6     avg: 338     median: 356.4 (21%)     max: 545.03 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K Q32T1
min: 327.2     avg: 491     median: 459.6 (29%)     max: 686.7 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write Seq Q32T1
min: 1039     avg: 1343     median: 1482.7 (26%)     max: 1507 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read Seq Q32T1
min: 2176     avg: 2279     median: 2327 (26%)     max: 2334.4 MB/s
DiskSpd - DiskSpd 4k_q32t16_write
min: 158     avg: 421     median: 268 (6%)     max: 837 MB/s
DiskSpd - DiskSpd seq_write
min: 904     avg: 1140     median: 975 (20%)     max: 1541 MB/s
DiskSpd - DiskSpd seq_q8t1_write
min: 1028     avg: 1197     median: 1075 (18%)     max: 1487 MB/s
DiskSpd - DiskSpd Loop seq_q8t1_read
min: 1847     avg: 2027     median: 2068 (30%)     max: 2167 MB/s
0100200300400500600700800900100011001200130014001500160017001800190020002100220023001728.051824.231825.281837.211838.041838.461838.671838.881838.881838.881840.141840.141840.141840.971840.971841.811844.741845.161845.791846.211847.251847.461847.671847.671847.671847.881848.511848.511848.931849.551850.181850.181850.181850.811851.651853.321858.341858.341859.811859.811859.811860.861861.071861.271862.111862.111862.111863.791869.651888.691210.061210.691210.691211.641211.851211.851212.271212.571437.121652.981664.481664.691855.351863.741888.92285.92287.152290.32291.562295.542297.012297.432302.672306.662344.22344.22344.412344.412344.622344.622344.832344.832345.042345.042345.252345.252345.252345.452346.52348.262348.892349.442349.862349.942350.282350.492350.912351.122354.782355.21910.722162.792163.422164.342164.342164.682164.752164.752166.012166.922167.062167.892168.042168.252168.462168.462168.872169.152169.152169.362169.52169.52169.922169.922169.992169.992170.622171.032171.452171.662171.872171.962172.292172.82172.862173.012173.222173.342173.432173.432173.432173.642173.852174.272174.82175.222178.262189.452213.12220.22Tooltip
- 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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#1 not redirecting to Ajax server +0s ... 0s

#2 did not recreate cache, as it is less than 5 days old! Created at Thu, 29 Jul 2021 21:13:01 +0200 +0.001s ... 0.001s

#3 composed specs +0.004s ... 0.005s

#4 did output specs +0s ... 0.005s

#5 getting avg benchmarks for device 3536 +0.005s ... 0.009s

#6 got single benchmarks 3536 +0.006s ... 0.015s

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

#8 min, max, avg, median took s +0.47s ... 0.485s

#9 return log +0.011s ... 0.496s

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> Notebook / Laptop Reviews and News > Benchmarks / Tech > Laptop harddisks (HDD, SSD) benchmarks > Toshiba BG4 KBG40ZNT512G SSD Benchmarks
Klaus Hinum (Update: 2020-08-20)