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WDC PC SN520 SDAPMUW-256G

WDC PC SN520 SDAPMUW-256G SN520 SDAPMUW-256G

The Western Digital PC SN520 NVMe SSD 256GB (M.2 2242, SDAPMUW-256G) is a small mid range SSD. It is specified at 1700 / 1300 MB/s sequential read / write and 220k / 175k IOPS 4k. The SSD uses 3D-NAND TLC from Toshiba/WD and is rated at a TBW of 200TB / MTBF of 1.75 Mio h.

TypeSSD
SizeM.2 2242
Capacity256 GB
Interface

Benchmarks

Performance Rating - DiskSpd
28 pt (32%)
64 GB eMMC Flash -88%
...
Toshiba KBG40ZNS256G NVMe -3%
SK hynix BC501 HFM512GDHTNG-8310A -2%
SK hynix BC511 HFM512GDHTNI-87A0B -2%
Toshiba BG4 KBG40ZNT512G -2%
UMIS RPJTJ256MEE1OWX -2%
WDC PC SN530 SDBPTPZ-512G -1%
Toshiba KBG30ZMT512G -1%
SK Hynix BC511 HFM512GDJTNI -1%
SK Hynix BC501 HFM512GDJTNG 0%
WDC PC SN520 SDAPMUW-256G
Toshiba XG5-P KXG50PNV2T04 0%
Netac S930E8/256GPN 1%
Lite-On CL1-8D512 1%
Toshiba KBG40ZNS512G NVMe 3%
WDC PC SN520 SDAPNUW-512G 3%
Intel Optane Memory H10 with Solid State Storage 32GB + 512GB HBRPEKNX0202A(L/H) 3%
Silicon Motion AZW 512G NV428 5%
Samsung PM991 MZVLQ512HALU 5%
Kingston KC2500 1 TB SKC2500M81000G 7%
...
Samsung SSD 980 Pro 1TB MZ-V8P1T0BW 216%
0%
100%
AS SSD - Copy Game
546 MB/s (9%)
+ 1 benchmarks and specifications   + Show comparison chart
AS SSD - Copy Program
253 MB/s (9%)
+ 1 benchmarks and specifications   + Show comparison chart
AS SSD - Copy ISO
754 MB/s (20%)
+ 1 benchmarks and specifications   + Show comparison chart
AS SSD - Score Total
1647 Points (19%)
+ 1 benchmarks and specifications   + Show comparison chart
AS SSD - Score Write
659 Points (15%)
+ 1 benchmarks and specifications   + Show comparison chart
AS SSD - Score Read
657 Points (23%)
+ 1 benchmarks and specifications   + Show comparison chart
AS SSD - Access Time Write *
0 ms (0%)
+ 1 benchmarks and specifications   + Show comparison chart
AS SSD - Access Time Read *
0.1 ms (0%)
+ 1 benchmarks and specifications   + Show comparison chart
AS SSD - 4K-64 Write
400 MB/s (11%)
+ 1 benchmarks and specifications   + Show comparison chart
AS SSD - 4K-64 Read
468 MB/s (20%)
+ 1 benchmarks and specifications   + Show comparison chart
AS SSD - 4K Write
138 MB/s (1%)
+ 1 benchmarks and specifications   + Show comparison chart
AS SSD - 4K Read
35.9 MB/s (13%)
+ 1 benchmarks and specifications   + Show comparison chart
AS SSD - Sequential Write
1215 MB/s (29%)
+ 1 benchmarks and specifications   + Show comparison chart
AS SSD - Sequential Read
1535 MB/s (28%)
+ 1 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K
173 MB/s (16%)
+ 1 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K
49.3 MB/s (1%)
+ 1 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5 Write Seq
1188 MB/s (27%)
+ 1 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5 Read Seq
1278 MB/s (24%)
+ 1 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K Q32T1
457 MB/s (27%)
+ 1 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K Q32T1
505 MB/s (32%)
+ 1 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write Seq Q32T1
1258 MB/s (22%)
+ 1 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read Seq Q32T1
1742 MB/s (19%)
+ 1 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q1t1_write
182 MB/s (62%)
+ 1 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q1t1_read
41.8 MB/s (15%)
+ 1 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q32t16_write
683 MB/s (20%)
+ 1 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q32t16_read
665 MB/s (21%)
+ 1 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_write
1046 MB/s (24%)
+ 1 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_read
1107 MB/s (26%)
+ 1 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_q8t1_write
888 MB/s (15%)
+ 1 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_q8t1_read
1727 MB/s (25%)
+ 1 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd Loop seq_q8t1_read
1723 MB/s (25%)
+ 1 benchmarks and specifications   + Show comparison chart
0100200300400500600700800900100011001200130014001500160017001616.361716.861718.121718.741720.211721.051721.671721.881722.511722.511722.721723.141723.351723.771724.191724.191724.391724.61724.61724.811724.811725.021725.021725.231725.441725.651725.651725.651725.861726.071726.281726.281726.491726.71726.911727.321727.531727.741727.741727.741728.161728.361729172917291730.051730.671731.831732.141734.65Tooltip
- 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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Notebook reviews with WDC PC SN520 SDAPMUW-256G

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  External Review » Lenovo IdeaPad 3 14IIL05

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> Notebook / Laptop Reviews and News > Benchmarks / Tech > Laptop harddisks (HDD, SSD) benchmarks > WDC PC SN520 SDAPMUW-256G SSD Benchmarks
Klaus Hinum (Update: 2020-07-24)