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Kioxia BG5 KBG50ZNS512G

KBG50ZNS512G

The Kioxia BG5 KBG50ZNS512G (former Toshiba, SED KBG5AZNS512G) 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 KBG50ZNS512G

Benchmarks

Performance Rating - DiskSpd
20.4 pt (23%)
Seagate ST1000LM014 Solid State Hybrid Drive
0.719 -96%
...
SSSTC CL4-8D512
20 -2%
Intel Optane Memory H10 with Solid State Storage 32GB + 512GB HBRPEKNX0202A(L/H)
20.1 -1%
WDC PC SN730 SDBPNTY-256G
20.1 -1%
Toshiba Kioxia XG6 KXG60PNV512G
20.1 -1%
2x Intel SSD 660p 1TB SSDPEKNW010T8 (RAID 0)
20.2 -1%
Micron 2400 MTFDKBK512QFM
20.3 0%
Micron 2550 1TB MTFDKCD1T0TGE
20.3 0%
Samsung PM981a MZVLB2T0HALB
20.4 0%
Samsung SSD PM981a MZVLB256HBHQ
20.4 0%
Kioxia BG5 KBG50ZNS512G
20.4
Toshiba XG6 KXG6AZNV256G
20.5 0%
WDC PC SN730 SDBQNTY-1T00
20.5 0%
Rayson RS512GSSD510 512 GB PCIe 4.0 NVMe
20.5 0%
SK Hynix BC711 HFM512GD3HX015N
20.6 1%
Phison E12S-512GB-Phison-SSD-BICS4
20.6 1%
Intel SSDPEKNW512GZL
20.6 1%
256 GB UFS 4.0 Flash
20.6 1%
2x Micron 2200S 512 GB (RAID 0)
20.7 1%
Kioxia BG5 KBG50ZNV512G
20.9 2%
...
Kingston Fury Renegade G5
88.1 332%
0%
100%
Restrict / Search: Model: Max. age: years
AS SSD - Copy Game
min: 1174.45     avg: 1452     median: 1482.5 (25%)     max: 1667.48 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - Copy Program
min: 379.46     avg: 582     median: 534 (20%)     max: 879.88 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - Copy ISO
min: 1634.1     avg: 1937     median: 1992.4 (7%)     max: 2129.4 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - Score Total
min: 1381     avg: 2114     median: 2229 (14%)     max: 2529 Points
+ 5 benchmarks and specifications   + Show comparison chart
AS SSD - Score Write
min: 573     avg: 796     median: 762 (11%)     max: 1226 Points
+ 5 benchmarks and specifications   + Show comparison chart
AS SSD - Score Read
min: 530     avg: 897     median: 933 (15%)     max: 1190 Points
+ 5 benchmarks and specifications   + Show comparison chart
AS SSD - Access Time Write *
min: 0.035     avg: 0.1     median: 0.1 (0%)     max: 0.179 ms
+ 5 benchmarks and specifications   + Show comparison chart
AS SSD - Access Time Read *
min: 0.078     avg: 0.1     median: 0.1 (0%)     max: 0.163 ms
+ 5 benchmarks and specifications   + Show comparison chart
AS SSD - 4K-64 Write
min: 333.93     avg: 517     median: 401.5 (7%)     max: 996.39 MB/s
+ 5 benchmarks and specifications   + Show comparison chart
AS SSD - 4K-64 Read
min: 274.83     avg: 601     median: 618.5 (12%)     max: 855.48 MB/s
+ 5 benchmarks and specifications   + Show comparison chart
AS SSD - 4K Write
min: 65.2     avg: 133.2     median: 111.9 (22%)     max: 197.81 MB/s
+ 5 benchmarks and specifications   + Show comparison chart
AS SSD - 4K Read
min: 28.72     avg: 48.1     median: 45.4 (14%)     max: 65.01 MB/s
+ 5 benchmarks and specifications   + Show comparison chart
AS SSD - Sequential Write
min: 1273.97     avg: 1451     median: 1451 (13%)     max: 1683.46 MB/s
+ 5 benchmarks and specifications   + Show comparison chart
AS SSD - Sequential Read
min: 2269.2     avg: 2481     median: 2448.8 (19%)     max: 2693.29 MB/s
+ 5 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K
min: 54.4     avg: 106.8     median: 107.4 (10%)     max: 157.8 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K
min: 29.04     avg: 43     median: 44.9 (1%)     max: 53.2 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5 Write Seq
min: 1317     avg: 1771     median: 1912.5 (10%)     max: 1941 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5 Read Seq
min: 1458     avg: 1977     median: 2056.5 (25%)     max: 2337 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K Q32T1
min: 240.3     avg: 302.3     median: 300.6 (6%)     max: 367.8 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K Q32T1
min: 92.63     avg: 317.8     median: 367.2 (5%)     max: 444.3 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write Seq Q32T1
min: 2356     avg: 2621     median: 2686.5 (18%)     max: 2754 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read Seq Q32T1
min: 2601     avg: 2851     median: 2897 (16%)     max: 3008 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q1t1_write
min: 49.4     avg: 118.2     median: 122.4 (28%)     max: 162.6 MB/s
+ 7 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q1t1_read
min: 40.3     avg: 53.5     median: 55.7 (16%)     max: 67.2 MB/s
+ 7 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q32t16_write
min: 308     avg: 372     median: 387 (6%)     max: 461 MB/s
+ 7 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q32t16_read
min: 469     avg: 735     median: 676 (8%)     max: 1190 MB/s
+ 7 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_write
min: 1362     avg: 1962     median: 2020 (20%)     max: 2191 MB/s
+ 7 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_read
min: 1615     avg: 2090     median: 2166 (28%)     max: 2617 MB/s
+ 7 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_q8t1_write
min: 1964     avg: 2613     median: 2718 (19%)     max: 2770 MB/s
+ 7 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_q8t1_read
min: 1665     avg: 2581     median: 2569 (16%)     max: 3313 MB/s
+ 7 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd Loop seq_q8t1_read
min: 1580     avg: 2368     median: 2187 (13%)     max: 3064 MB/s
+ 7 benchmarks and specifications   + Show comparison chart
01002003004005006007008009001000110012001300140015001600170018001900200021002200230024002500260027002800290030003100320033003400Tooltip
- Range of benchmark values
red legend - Average benchmark values
* Smaller numbers mean a higher performance

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v1.34
log 29. 20:14:39

#0 ran 1s before starting gpusingle class +0s ... 0s

#1 no ids found in url (should be separated by "_") +0s ... 0s

#2 not redirecting to Ajax server +0s ... 0s

#3 did not recreate cache, as it is less than 5 days old! Created at Sat, 25 Oct 2025 00:05:30 +0200 +0.001s ... 0.001s

#4 composed specs +0.005s ... 0.006s

#5 did output specs +0s ... 0.006s

#6 getting avg benchmarks for device 3874 +0.015s ... 0.021s

#7 got single benchmarks 3874 +0.018s ... 0.039s

#8 got avg benchmarks for devices +0s ... 0.039s

#9 min, max, avg, median took s +0.934s ... 0.974s

#10 return log +0.002s ... 0.976s

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Klaus Hinum (Update: 2022-08-19)