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WD PC SN740 512GB SDDQMQD-512G

The Western Digital WD PC SN740 512 GB (SDDQMQD-512G-1001) is a mid-range M.2 2242 NVMe SSD.

TypeSSD
SizeM.2 2242
Capacity512 GB
InterfaceNVMe
Announced02.03.2023

Benchmarks

Performance Rating - DiskSpd
26.2 pt (30%)
Seagate ST1000LM014 Solid State Hybrid Drive
0.687 -97%
...
Rayson RS512GSSD710 512 GB PCIe 4.0 NVMe
25.4 -3%
Intel SSD 760p SSDPEKKW010T8
25.4 -3%
Kingston OM8SEP1024Q-A0
25.4 -3%
Rayson RS1D0TSSD710 1024 GB PCIe 4.0 NVMe
25.5 -3%
WDC PC SN730 SDBPNTY-1T00
25.6 -2%
Kingston OM8PGP42048N-A0
25.7 -2%
Phison E12S-2TB-Phison-SSD-BICS4
25.8 -2%
WD PC SN740 512GB SDDPMQD-512G-1101
26 -1%
TWSC TSC3AN1T0-F6Q10S
26.1 0%
WD PC SN740 512GB SDDQMQD-512G
26.2
Phison PS5019-E19 SSO1TBITC4-E19-V7
26.2 0%
GOFATOO P110E-512GB
26.2 0%
WD PC SN560 SDDPNQE-1T00
26.2 0%
Kingston OM8SEP4512Q-AA
26.3 0%
Acer Predator SSD GM7000 2TB
26.3 0%
SK hynix PC801 HFS512GEJ9X162N
26.3 0%
Samsung PM9C1a MZAL8512HDLU
26.4 1%
ADATA XPG Gammix S70 Blade 2TB
26.4 1%
Kingston NV2 500GB SNV2S/500G
26.5 1%
...
Kingston Fury Renegade G5 8TB
88.2 237%
0%
100%
Restrict / Search: Model: Max. age: years
AS SSD - Copy Game
min: 677.83     avg: 1471     median: 1620 (27%)     max: 1965.88 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - Copy Program
min: 463.55     avg: 663     median: 613.1 (23%)     max: 963.87 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - Copy ISO
min: 1963.28     avg: 2505     median: 2625 (10%)     max: 2806.27 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - Score Total
min: 2862     avg: 3854     median: 3748.5 (23%)     max: 5057 Points
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - Score Write
min: 1361     avg: 1888     median: 2041.5 (28%)     max: 2107 Points
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - Score Read
min: 1050     avg: 1342     median: 1167.5 (19%)     max: 1983 Points
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - Access Time Write *
min: 0.02     avg: 0     median: 0 (0%)     max: 0.074 ms
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - Access Time Read *
min: 0.096     avg: 0.1     median: 0.1 (0%)     max: 0.118 ms
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - 4K-64 Write
min: 990.15     avg: 1466     median: 1575.5 (27%)     max: 1721 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - 4K-64 Read
min: 593.55     avg: 891     median: 733.9 (14%)     max: 1504 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - 4K Write
min: 180.69     avg: 189.5     median: 187.2 (37%)     max: 203.1 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - 4K Read
min: 59.1     avg: 62.3     median: 62.9 (20%)     max: 64.1 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - Sequential Write
min: 1903.16     avg: 2326     median: 2103.8 (19%)     max: 3195 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
AS SSD - Sequential Read
min: 3420     avg: 3884     median: 3974.3 (31%)     max: 4167 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K
min: 126.4     avg: 155     median: 143.5 (13%)     max: 195.2 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K
min: 60.03     avg: 70.6     median: 74.8 (2%)     max: 76.89 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5 Write Seq
min: 2746     avg: 2764     median: 2763.5 (15%)     max: 2781 MB/s
+ 2 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5 Read Seq
min: 2806     avg: 3421     median: 3420.5 (39%)     max: 4035 MB/s
+ 2 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write 4K Q32T1
min: 231.3     avg: 404.4     median: 407.9 (9%)     max: 574 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read 4K Q32T1
min: 513.8     avg: 645     median: 654.5 (10%)     max: 768 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Write Seq Q32T1
min: 2672     avg: 3232     median: 3284 (22%)     max: 3739 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 5/6 Read Seq Q32T1
min: 4448     avg: 4811     median: 4912 (26%)     max: 5074 MB/s
+ 3 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 6 Write 4K Q8T8
1554 MB/s (31%)
+ 1 benchmarks and specifications   + Show comparison chart
CrystalDiskMark 5.2 / 6 - CDM 6 Read 4K Q8T8
1654 MB/s (25%)
+ 1 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q1t1_write
min: 132.8     avg: 157     median: 145.7 (33%)     max: 204 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q1t1_read
min: 69.7     avg: 73.5     median: 72.9 (21%)     max: 78.4 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q32t16_write
min: 335     avg: 670     median: 392.5 (6%)     max: 1558 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd 4k_q32t16_read
min: 655     avg: 814     median: 769 (9%)     max: 1063 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_write
min: 1655     avg: 2519     median: 2703.5 (26%)     max: 3013 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_read
min: 2041     avg: 2912     median: 2924 (34%)     max: 3758 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_q8t1_write
min: 3274     avg: 3481     median: 3489.5 (24%)     max: 3670 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd seq_q8t1_read
min: 4876     avg: 5010     median: 5025 (31%)     max: 5113 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
DiskSpd - DiskSpd Loop seq_q8t1_read
min: 2478     avg: 3957     median: 4236 (26%)     max: 4879 MB/s
+ 4 benchmarks and specifications   + Show comparison chart
010020030040050060070080090010001100120013001400150016001700180019002000210022002300240025002600270028002900300031003200330034003500360037003800390040004100420043004400450046004700480049005000Tooltip
- Range of benchmark values
red legend - Average benchmark values
* Smaller numbers mean a higher performance

Amazon Logo
  • SanDisk 512GB Ultra USB 3.0 Flash Drive - SDCZ48-512G-G46, Black
  • SanDisk 512GB Ultra Flair USB 3.0 Flash Drive - SDCZ73-512G-G46,Black
  • SanDisk 512GB Extreme PRO SDXC UHS-I Memory Card - C10, U3, V30, 4K UHD, SD Card - SDSDXXD-512G-GN4IN, Dark gray/Black
  • SanDisk 512GB Extreme PRO Dual Drive - Up to 1,000MB/s, USB Type-C, and USB Type-A, High-Performance Flash Drive - SDDDE1-512G-G46
  • SanDisk 512GB Extreme SDXC UHS-I Memory Card - C10, U3, V30, 4K, UHD, SD Card - SDSDXVV-512G-GNCIN

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v1.35
log 24. 23:43:37

#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 Sun, 22 Feb 2026 01:40:48 +0100 +0.002s ... 0.002s

#4 composed specs +0.001s ... 0.003s

#5 did output specs +0s ... 0.003s

#6 getting avg benchmarks for device 4117 +0.021s ... 0.024s

#7 got single benchmarks 4117 +0.009s ... 0.033s

#8 got avg benchmarks for devices +0s ... 0.033s

#9 min, max, avg, median took s +3.002s ... 3.035s

#10 return log +0.674s ... 3.708s

Notebook reviews with WD PC SN740 512GB SDDQMQD-512G

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Lenovo ThinkPad X12 Detachable G2 review: The versatile laptop-tablet hybrid for everyday business use

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Lenovo ThinkPad E14 G5 Intel laptop review: Core i7-1355U vs. Ryzen 7 7730U

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Intel Core i7-1355U, Iris Xe G7 96EUs, 14", 1.5 kg

Lenovo ThinkPad X12 Detachable G2: Intel Core Ultra 5 134U Intel Graphics 4-Core iGPU (Meteor / Arrow Lake), 12.30", 1.1 kg
  External Review » Lenovo ThinkPad X12 Detachable G2

Lenovo Thinkpad X1 Fold 16: Intel Core i7-1250U Intel Iris Xe Graphics G7 96EUs, 16.30", 1.9 kg
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  External Review » Lenovo ThinkPad E14 G5 i7-1355U

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Klaus Hinum (Update: 2024-02-16)