Kioxia BG5 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.

Type	SSD
Size	M.2 2230
Capacity	512 GB
Interface	NVMe
Announced	19.08.2022
Link	Kioxia BG5 KBG50ZNS256G

Benchmarks

Performance Rating - DiskSpd

22.4 pt (27%)

Seagate ST1000LM014 Solid State Hybrid Drive

0.743 -97%

...

Foresee XP1000F512G

22.1 -1%

WDC PC SN530 SDBPNPZ-512G

22.1 -1%

Lexar NM610 1TB

22.2 -1%

Kingston NV1 SNVS/500GCN

22.2 -1%

Kingston NV2 2TB SNV2S/2000G

22.2 -1%

Samsung PM991a MZ9LQ1T0HBLB-00BKN

22.3 0%

SK Hynix PC711 1TB HFS001TDE9X073N

22.3 0%

Samsung PM991a MZALQ512HBLU

22.3 0%

ESO512GYLCT

22.4 0%

Kioxia BG5 KBG50ZNS256G

22.4

SK Hynix Gold P31 2TB SHGP31-2000GM

22.5 0%

WDC PC SN540 SDDPNPF-512G

22.5 0%

Kingston SA2000M81000G

22.5 0%

Samsung SSD PM981 MZVLB256HAHQ

22.6 1%

Toshiba XG6 KXG60ZNV512G

22.6 1%

Kioxia BG5 KBG50ZNT1T02

22.6 1%

SK Hynix HFS512 GDE9X081N

22.7 1%

Kingston OM8PCP31024F

22.7 1%

WDC PC SN720 SDAQNTW-512G

22.7 1%

...

Samsung 9100 Pro 2 TB

82.7 269%

100%

AS SSD - Copy Game

min: 1163.14 avg: 1199 median: 1198.8 (20%) max: 1234.36 MB/s

+ 2 benchmarks and specifications + Show comparison chart

Model	CPU	GPU	RAM	Value
Dell Latitude 3520	i5-1135G7 51 W / 30 W	Iris Xe G7 80EUs 1300 / 2000 MHz	8 GB	1163.14
Microsoft Surface Laptop Go 3	i5-1235U	Iris Xe G7 80EUs	16 GB	1234.36

AS SSD - Copy Program

min: 565.52 avg: 646 median: 645.8 (24%) max: 726.11 MB/s

+ 2 benchmarks and specifications + Show comparison chart

Model	CPU	GPU	RAM	Value
Dell Latitude 3520	i5-1135G7 51 W / 30 W	Iris Xe G7 80EUs 1300 / 2000 MHz	8 GB	565.52
Microsoft Surface Laptop Go 3	i5-1235U	Iris Xe G7 80EUs	16 GB	726.11

AS SSD - Copy ISO

min: 1231.55 avg: 1281 median: 1281.4 (12%) max: 1331.2 MB/s

+ 2 benchmarks and specifications + Show comparison chart

Model	CPU	GPU	RAM	Value
Dell Latitude 3520	i5-1135G7 51 W / 30 W	Iris Xe G7 80EUs 1300 / 2000 MHz	8 GB	1231.55
Microsoft Surface Laptop Go 3	i5-1235U	Iris Xe G7 80EUs	16 GB	1331.2

AS SSD - Score Total

min: 2683 avg: 2977 median: 2977 (21%) max: 3271 Points

+ 2 benchmarks and specifications + Show comparison chart

Model	CPU	GPU	RAM	Value
Microsoft Surface Laptop Go 3	i5-1235U	Iris Xe G7 80EUs 2.0.6485.19676	16 GB	2683
Dell Latitude 3520	i5-1135G7 51 W / 30 W	Iris Xe G7 80EUs 1300 / 2000 MHz	8 GB	3271

AS SSD - Score Write

min: 795 avg: 1151 median: 1150.5 (16%) max: 1506 Points

+ 2 benchmarks and specifications + Show comparison chart

Model	CPU	GPU	RAM	Value
Dell Latitude 3520	i5-1135G7 51 W / 30 W	Iris Xe G7 80EUs 1300 / 2000 MHz	8 GB	795
Microsoft Surface Laptop Go 3	i5-1235U	Iris Xe G7 80EUs 2.0.6485.19676	16 GB	1506

AS SSD - Score Read

min: 780 avg: 1222 median: 1221.5 (26%) max: 1663 Points

+ 2 benchmarks and specifications + Show comparison chart

Model	CPU	GPU	RAM	Value
Microsoft Surface Laptop Go 3	i5-1235U	Iris Xe G7 80EUs 2.0.6485.19676	16 GB	780
Dell Latitude 3520	i5-1135G7 51 W / 30 W	Iris Xe G7 80EUs 1300 / 2000 MHz	8 GB	1663

AS SSD - Access Time Write *

min: 0.023 avg: 0 median: 0 (0%) max: 0.032 ms

+ 2 benchmarks and specifications + Show comparison chart

Model	CPU	GPU	RAM	Value
Microsoft Surface Laptop Go 3	i5-1235U	Iris Xe G7 80EUs 2.0.6485.19676	16 GB	0.023
Dell Latitude 3520	i5-1135G7 51 W / 30 W	Iris Xe G7 80EUs 1300 / 2000 MHz	8 GB	0.032

AS SSD - Access Time Read *

min: 0.075 avg: 0.1 median: 0.1 (0%) max: 0.11 ms

+ 2 benchmarks and specifications + Show comparison chart

Model	CPU	GPU	RAM	Value
Microsoft Surface Laptop Go 3	i5-1235U	Iris Xe G7 80EUs 2.0.6485.19676	16 GB	0.075
Dell Latitude 3520	i5-1135G7 51 W / 30 W	Iris Xe G7 80EUs 1300 / 2000 MHz	8 GB	0.11

AS SSD - 4K-64 Write

min: 529.16 avg: 860 median: 859.6 (15%) max: 1190 MB/s

+ 2 benchmarks and specifications + Show comparison chart

Model	CPU	GPU	RAM	Value
Dell Latitude 3520	i5-1135G7 51 W / 30 W	Iris Xe G7 80EUs 1300 / 2000 MHz	8 GB	529.16
Microsoft Surface Laptop Go 3	i5-1235U	Iris Xe G7 80EUs 2.0.6485.19676	16 GB	1190

AS SSD - 4K-64 Read

min: 528 avg: 932 median: 931.6 (26%) max: 1335.1 MB/s

+ 2 benchmarks and specifications + Show comparison chart

Model	CPU	GPU	RAM	Value
Microsoft Surface Laptop Go 3	i5-1235U	Iris Xe G7 80EUs 2.0.6485.19676	16 GB	528
Dell Latitude 3520	i5-1135G7 51 W / 30 W	Iris Xe G7 80EUs 1300 / 2000 MHz	8 GB	1335.1

AS SSD - 4K Write

min: 77.02 avg: 125.4 median: 125.4 (24%) max: 173.8 MB/s

+ 2 benchmarks and specifications + Show comparison chart

Model	CPU	GPU	RAM	Value
Dell Latitude 3520	i5-1135G7 51 W / 30 W	Iris Xe G7 80EUs 1300 / 2000 MHz	8 GB	77.02
Microsoft Surface Laptop Go 3	i5-1235U	Iris Xe G7 80EUs 2.0.6485.19676	16 GB	173.8

AS SSD - 4K Read

min: 51.19 avg: 56.4 median: 56.4 (18%) max: 61.6 MB/s

+ 2 benchmarks and specifications + Show comparison chart

Model	CPU	GPU	RAM	Value
Dell Latitude 3520	i5-1135G7 51 W / 30 W	Iris Xe G7 80EUs 1300 / 2000 MHz	8 GB	51.19
Microsoft Surface Laptop Go 3	i5-1235U	Iris Xe G7 80EUs 2.0.6485.19676	16 GB	61.6

AS SSD - Sequential Write

min: 1420 avg: 1655 median: 1654.7 (15%) max: 1889.33 MB/s

+ 2 benchmarks and specifications + Show comparison chart

Model	CPU	GPU	RAM	Value
Microsoft Surface Laptop Go 3	i5-1235U	Iris Xe G7 80EUs 2.0.6485.19676	16 GB	1420
Dell Latitude 3520	i5-1135G7 51 W / 30 W	Iris Xe G7 80EUs 1300 / 2000 MHz	8 GB	1889.33

AS SSD - Sequential Read

min: 1903 avg: 2333 median: 2333.1 (18%) max: 2763.16 MB/s

+ 2 benchmarks and specifications + Show comparison chart

Model	CPU	GPU	RAM	Value
Microsoft Surface Laptop Go 3	i5-1235U	Iris Xe G7 80EUs 2.0.6485.19676	16 GB	1903
Dell Latitude 3520	i5-1135G7 51 W / 30 W	Iris Xe G7 80EUs 1300 / 2000 MHz	8 GB	2763.16

CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K

min: 123.5 avg: 144.6 median: 144.6 (13%) max: 165.6 MB/s

+ 2 benchmarks and specifications + Show comparison chart

Model	CPU	GPU	RAM	Value
Microsoft Surface Laptop Go 3	i5-1235U	Iris Xe G7 80EUs 6.0.1 x64 1024 MiB [C: 26.8% (63.6/237.1 GiB)] (x5) [Interval=5 sec]	16 GB	123.5
Dell Latitude 3520	i5-1135G7 51 W / 30 W	Iris Xe G7 80EUs 1300 / 2000 MHz	8 GB	165.6

CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K

min: 53.7 avg: 61 median: 61 (2%) max: 68.21 MB/s

+ 2 benchmarks and specifications + Show comparison chart

Model	CPU	GPU	RAM	Value
Microsoft Surface Laptop Go 3	i5-1235U	Iris Xe G7 80EUs 6.0.1 x64 1024 MiB [C: 26.8% (63.6/237.1 GiB)] (x5) [Interval=5 sec]	16 GB	53.7
Dell Latitude 3520	i5-1135G7 51 W / 30 W	Iris Xe G7 80EUs 1300 / 2000 MHz	8 GB	68.21

CrystalDiskMark 5.2 / 6 - CDM 5 Write Seq

1798 MB/s (10%)

+ 1 benchmarks and specifications + Show comparison chart

Model	CPU	GPU	RAM	Value
Dell Latitude 3520	i5-1135G7 51 W / 30 W	Iris Xe G7 80EUs 1300 / 2000 MHz	8 GB	1798

CrystalDiskMark 5.2 / 6 - CDM 5 Read Seq

2568 MB/s (31%)

+ 1 benchmarks and specifications + Show comparison chart

Model	CPU	GPU	RAM	Value
Dell Latitude 3520	i5-1135G7 51 W / 30 W	Iris Xe G7 80EUs 1300 / 2000 MHz	8 GB	2568

CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K Q32T1

min: 319 avg: 323.4 median: 323.4 (11%) max: 327.7 MB/s

+ 2 benchmarks and specifications + Show comparison chart

Model	CPU	GPU	RAM	Value
Microsoft Surface Laptop Go 3	i5-1235U	Iris Xe G7 80EUs 6.0.1 x64 1024 MiB [C: 26.8% (63.6/237.1 GiB)] (x5) [Interval=5 sec]	16 GB	319
Dell Latitude 3520	i5-1135G7 51 W / 30 W	Iris Xe G7 80EUs 1300 / 2000 MHz	8 GB	327.7

CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K Q32T1

min: 422 avg: 458 median: 458 (7%) max: 494 MB/s

+ 2 benchmarks and specifications + Show comparison chart

Model	CPU	GPU	RAM	Value
Microsoft Surface Laptop Go 3	i5-1235U	Iris Xe G7 80EUs 6.0.1 x64 1024 MiB [C: 26.8% (63.6/237.1 GiB)] (x5) [Interval=5 sec]	16 GB	422
Dell Latitude 3520	i5-1135G7 51 W / 30 W	Iris Xe G7 80EUs 1300 / 2000 MHz	8 GB	494

CrystalDiskMark 5.2 / 6 - CDM 5/6 Write Seq Q32T1

min: 1918 avg: 1953 median: 1953 (13%) max: 1988 MB/s

+ 2 benchmarks and specifications + Show comparison chart

Model	CPU	GPU	RAM	Value
Dell Latitude 3520	i5-1135G7 51 W / 30 W	Iris Xe G7 80EUs 1300 / 2000 MHz	8 GB	1918
Microsoft Surface Laptop Go 3	i5-1235U	Iris Xe G7 80EUs 6.0.1 x64 1024 MiB [C: 26.8% (63.6/237.1 GiB)] (x5) [Interval=5 sec]	16 GB	1988

CrystalDiskMark 5.2 / 6 - CDM 5/6 Read Seq Q32T1

min: 2876 avg: 3000 median: 2999.5 (16%) max: 3123 MB/s

+ 2 benchmarks and specifications + Show comparison chart

Model	CPU	GPU	RAM	Value
Microsoft Surface Laptop Go 3	i5-1235U	Iris Xe G7 80EUs 6.0.1 x64 1024 MiB [C: 26.8% (63.6/237.1 GiB)] (x5) [Interval=5 sec]	16 GB	2876
Dell Latitude 3520	i5-1135G7 51 W / 30 W	Iris Xe G7 80EUs 1300 / 2000 MHz	8 GB	3123

CrystalDiskMark 5.2 / 6 - CDM 6 Write 4K Q8T8

301 MB/s (6%)

+ 1 benchmarks and specifications + Show comparison chart

Model	CPU	GPU	RAM	Value
Microsoft Surface Laptop Go 3	i5-1235U	Iris Xe G7 80EUs 6.0.1 x64 1024 MiB [C: 26.8% (63.6/237.1 GiB)] (x5) [Interval=5 sec]	16 GB	301

CrystalDiskMark 5.2 / 6 - CDM 6 Read 4K Q8T8

551 MB/s (8%)

+ 1 benchmarks and specifications + Show comparison chart

Model	CPU	GPU	RAM	Value
Microsoft Surface Laptop Go 3	i5-1235U	Iris Xe G7 80EUs 6.0.1 x64 1024 MiB [C: 26.8% (63.6/237.1 GiB)] (x5) [Interval=5 sec]	16 GB	551

DiskSpd - DiskSpd 4k_q1t1_write

min: 121.4 avg: 154.3 median: 154.3 (35%) max: 187.2 MB/s

+ 2 benchmarks and specifications + Show comparison chart

Model	CPU	GPU	RAM	Value
Microsoft Surface Laptop Go 3	i5-1235U	Iris Xe G7 80EUs	16 GB	121.4
Dell Latitude 3520	i5-1135G7 51 W / 30 W	Iris Xe G7 80EUs 1300 / 2000 MHz	8 GB	187.2

DiskSpd - DiskSpd 4k_q1t1_read

min: 54.7 avg: 59.6 median: 59.6 (17%) max: 64.4 MB/s

+ 2 benchmarks and specifications + Show comparison chart

Model	CPU	GPU	RAM	Value
Dell Latitude 3520	i5-1135G7 51 W / 30 W	Iris Xe G7 80EUs 1300 / 2000 MHz	8 GB	54.7
Microsoft Surface Laptop Go 3	i5-1235U	Iris Xe G7 80EUs	16 GB	64.4

DiskSpd - DiskSpd 4k_q32t16_write

min: 288 avg: 390.5 median: 390.5 (7%) max: 493 MB/s

+ 2 benchmarks and specifications + Show comparison chart

Model	CPU	GPU	RAM	Value
Microsoft Surface Laptop Go 3	i5-1235U	Iris Xe G7 80EUs	16 GB	288
Dell Latitude 3520	i5-1135G7 51 W / 30 W	Iris Xe G7 80EUs 1300 / 2000 MHz	8 GB	493

DiskSpd - DiskSpd 4k_q32t16_read

min: 550 avg: 1104 median: 1103.5 (18%) max: 1657 MB/s

+ 2 benchmarks and specifications + Show comparison chart

Model	CPU	GPU	RAM	Value
Microsoft Surface Laptop Go 3	i5-1235U	Iris Xe G7 80EUs	16 GB	550
Dell Latitude 3520	i5-1135G7 51 W / 30 W	Iris Xe G7 80EUs 1300 / 2000 MHz	8 GB	1657

DiskSpd - DiskSpd seq_write

min: 1563 avg: 1718 median: 1717.5 (18%) max: 1872 MB/s

+ 2 benchmarks and specifications + Show comparison chart

Model	CPU	GPU	RAM	Value
Microsoft Surface Laptop Go 3	i5-1235U	Iris Xe G7 80EUs	16 GB	1563
Dell Latitude 3520	i5-1135G7 51 W / 30 W	Iris Xe G7 80EUs 1300 / 2000 MHz	8 GB	1872

DiskSpd - DiskSpd seq_read

min: 2229 avg: 2331 median: 2330.5 (33%) max: 2432 MB/s

+ 2 benchmarks and specifications + Show comparison chart

Model	CPU	GPU	RAM	Value
Microsoft Surface Laptop Go 3	i5-1235U	Iris Xe G7 80EUs	16 GB	2229
Dell Latitude 3520	i5-1135G7 51 W / 30 W	Iris Xe G7 80EUs 1300 / 2000 MHz	8 GB	2432

DiskSpd - DiskSpd seq_q8t1_write

min: 1865 avg: 1919 median: 1918.5 (13%) max: 1972 MB/s

+ 2 benchmarks and specifications + Show comparison chart

Model	CPU	GPU	RAM	Value
Microsoft Surface Laptop Go 3	i5-1235U	Iris Xe G7 80EUs	16 GB	1865
Dell Latitude 3520	i5-1135G7 51 W / 30 W	Iris Xe G7 80EUs 1300 / 2000 MHz	8 GB	1972

DiskSpd - DiskSpd seq_q8t1_read

min: 2057 avg: 2254 median: 2253.5 (14%) max: 2450 MB/s

+ 2 benchmarks and specifications + Show comparison chart

Model	CPU	GPU	RAM	Value
Dell Latitude 3520	i5-1135G7 51 W / 30 W	Iris Xe G7 80EUs 1300 / 2000 MHz	8 GB	2057
Microsoft Surface Laptop Go 3	i5-1235U	Iris Xe G7 80EUs	16 GB	2450

DiskSpd - DiskSpd Loop seq_q8t1_read

min: 2458 avg: 2518 median: 2518 (15%) max: 2578 MB/s

+ 2 benchmarks and specifications + Show comparison chart

Model	CPU	GPU	RAM	Value
Microsoft Surface Laptop Go 3	i5-1235U	Iris Xe G7 80EUs	16 GB	2458
Dell Latitude 3520	i5-1135G7 51 W / 30 W	Iris Xe G7 80EUs 1300 / 2000 MHz	8 GB	2578

show legend

- Range of benchmark values for this graphics card

- Average benchmark values for this graphics card
* Smaller numbers mean a higher performance

v1.33

log 12. 00:11:05

#0 ran 0s 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 Wed, 07 May 2025 17:44:54 +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 3946 +0.018s ... 0.024s

#7 got single benchmarks 3946 +0.007s ... 0.031s

#8 got avg benchmarks for devices +0s ... 0.031s

#9 min, max, avg, median took s +1.002s ... 1.032s

#10 return log +0.002s ... 1.034s

Notebook reviews with Kioxia BG5 KBG50ZNS256G

Microsoft Surface Laptop Go 3 in review - Overpriced subnotebook without keyboard illumination

Microsoft updates the compact Surface Laptop Go and equips the 3rd generation with an Alder Lake Core i5 processor. Furthermore, there is now an optional 16 GB ...
Intel Core i5-1235U | Intel Iris Xe Graphics G7 80EUs | 12.40" | 1.1 kg

Dell Latitude 3520 in review: Core i5 office laptop delivers good runtimes

Dell's 15.6 incher offers a Tiger Lake processor, moderate emission rates and good battery runtimes. Windows 10 Pro serves as the operating system (an upgrade t...
Intel Core i5-1135G7 | Intel Iris Xe Graphics G7 80EUs | 15.60" | 1.8 kg

Microsoft Surface Laptop Go 3: Intel Core i5-1235U Intel Iris Xe Graphics G7 80EUs, 12.40", 1.1 kg
External Review » Microsoft Surface Laptop Go 3

Please share our article, every link counts!