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Kioxia BG5 KBG50ZNS256G

Kioxia BG5 KBG50ZNS256G KBG50ZNS256G

The Kioxia BG5 KBG50ZNS256G (former Toshiba, SED KBG50ZNS256G) is a mid range PCIe4 x4 NVMe M.2 2230 SSD. It uses BiCS FLASH TLC memory and is specified at 3,500 MB/s sequential read and 1,900 MB/s sequential write.

TypeSSD
SizeM.2 2230
Capacity512 GB
InterfaceNVMe
Announced19.08.2022
LinkKioxia BG5 KBG50ZNS256G

Benchmarks

Performance Rating - DiskSpd
22.8 pt (28%)
64 GB eMMC Flash
2.26 -90%
...
Samsung PM991a MZ9LQ1T0HBLB-00BKN
22.6 -1%
22.6 -1%
22.7 0%
WDC PC SN540 SDDPNPF-512G
22.7 0%
Kingston OM8PCP31024F
22.7 0%
22.7 0%
22.8 0%
22.8 0%
Samsung SSD PM981 MZVLB256HAHQ
22.8 0%
Kioxia BG5 KBG50ZNS256G
22.8
22.9 0%
23 1%
23.1 1%
SK Hynix HFS512 GDE9X081N
23.1 1%
23.1 1%
Kingston KC3000 2048G SKC3000D2048G
23.2 2%
23.2 2%
23.3 2%
23.3 2%
...
80.6 254%
0%
100%
AS SSD - Copy Game
min: 1163.14     avg: 1199     median: 1198.8 (20%)     max: 1234.36 MB/s
AS SSD - Copy Program
min: 565.52     avg: 646     median: 645.8 (24%)     max: 726.11 MB/s
AS SSD - Copy ISO
min: 1231.55     avg: 1281     median: 1281.4 (12%)     max: 1331.2 MB/s
AS SSD - Score Total
min: 2683     avg: 2977     median: 2977 (21%)     max: 3271 Points
AS SSD - Score Write
min: 795     avg: 1151     median: 1150.5 (16%)     max: 1506 Points
AS SSD - Score Read
min: 780     avg: 1222     median: 1221.5 (5%)     max: 1663 Points
AS SSD - Access Time Write *
min: 0.023     avg: 0     median: 0 (0%)     max: 0.032 ms
AS SSD - Access Time Read *
min: 0.075     avg: 0.1     median: 0.1 (0%)     max: 0.11 ms
AS SSD - 4K-64 Write
min: 529.16     avg: 860     median: 859.6 (15%)     max: 1190 MB/s
AS SSD - 4K-64 Read
min: 528     avg: 932     median: 931.6 (27%)     max: 1335.1 MB/s
AS SSD - 4K Write
min: 77.02     avg: 125.4     median: 125.4 (24%)     max: 173.8 MB/s
AS SSD - 4K Read
min: 51.19     avg: 56.4     median: 56.4 (18%)     max: 61.6 MB/s
AS SSD - Sequential Write
min: 1420     avg: 1655     median: 1654.7 (15%)     max: 1889.33 MB/s
AS SSD - Sequential Read
min: 1903     avg: 2333     median: 2333.1 (18%)     max: 2763.16 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K
min: 123.5     avg: 144.6     median: 144.6 (13%)     max: 165.6 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K
min: 53.7     avg: 61     median: 61 (2%)     max: 68.21 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5 Write Seq
1798 MB/s (10%)
CrystalDiskMark 5.2 / 6 - CDM 5 Read Seq
2568 MB/s (31%)
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K Q32T1
min: 319     avg: 323.4     median: 323.4 (11%)     max: 327.7 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K Q32T1
min: 422     avg: 458     median: 458 (7%)     max: 494 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write Seq Q32T1
min: 1918     avg: 1953     median: 1953 (13%)     max: 1988 MB/s
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read Seq Q32T1
min: 2876     avg: 3000     median: 2999.5 (16%)     max: 3123 MB/s
CrystalDiskMark 5.2 / 6 - CDM 6 Write 4K Q8T8
301 MB/s (6%)
CrystalDiskMark 5.2 / 6 - CDM 6 Read 4K Q8T8
551 MB/s (8%)
DiskSpd - DiskSpd 4k_q1t1_write
min: 121.4     avg: 154.3     median: 154.3 (36%)     max: 187.2 MB/s
DiskSpd - DiskSpd 4k_q1t1_read
min: 54.7     avg: 59.6     median: 59.6 (17%)     max: 64.4 MB/s
DiskSpd - DiskSpd 4k_q32t16_write
min: 288     avg: 390.5     median: 390.5 (8%)     max: 493 MB/s
DiskSpd - DiskSpd 4k_q32t16_read
min: 550     avg: 1104     median: 1103.5 (18%)     max: 1657 MB/s
DiskSpd - DiskSpd seq_write
min: 1563     avg: 1718     median: 1717.5 (18%)     max: 1872 MB/s
DiskSpd - DiskSpd seq_read
min: 2229     avg: 2331     median: 2330.5 (33%)     max: 2432 MB/s
DiskSpd - DiskSpd seq_q8t1_write
min: 1865     avg: 1919     median: 1918.5 (13%)     max: 1972 MB/s
DiskSpd - DiskSpd seq_q8t1_read
min: 2057     avg: 2254     median: 2253.5 (14%)     max: 2450 MB/s
DiskSpd - DiskSpd Loop seq_q8t1_read
min: 2458     avg: 2518     median: 2518 (15%)     max: 2578 MB/s
010020030040050060070080090010001100120013001400150016001700180019002000210022002300240025002600Tooltip
- 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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v1.26
log 16. 15:28:57

#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 Thu, 11 Apr 2024 17:30:28 +0200 +0.001s ... 0.001s

#3 composed specs +0.006s ... 0.007s

#4 did output specs +0s ... 0.007s

#5 getting avg benchmarks for device 3946 +0.015s ... 0.021s

#6 got single benchmarks 3946 +0.007s ... 0.028s

#7 got avg benchmarks for devices +0s ... 0.028s

#8 min, max, avg, median took s +0.769s ... 0.797s

#9 return log +0.011s ... 0.808s

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> Expert Reviews and News on Laptops, Smartphones and Tech Innovations > Benchmarks / Tech > Laptop harddisks (HDD, SSD) benchmarks > Kioxia BG5 KBG50ZNS256G SSD Benchmarks
Klaus Hinum (Update: 2023-02-18)