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GoodRAM C40 SSD 2.5" 30GB vs. Samsung T7 Portable SSD 1TB + 9

GoodRAM C40 SSD 2.5" 30GB

GoodRAM C40 SSD 2.5" 30GB

£11.92

Free delivery
Samsung T7 Portable SSD 1TB

Samsung T7 Portable SSD 1TB

£108.40

Free delivery
WD BLACK SN850 NVMe SSD M.2 1TB

WD BLACK SN850 NVMe SSD M.2 1TB

£114.90

Free delivery
WD BLACK SN850 NVMe SSD M.2 2TB

WD BLACK SN850 NVMe SSD M.2 2TB

£229.90

Free delivery
WD Black SN750 NVMe SSD M.2 1TB

WD Black SN750 NVMe SSD M.2 1TB

£109.99

£115.32 Incl. delivery
WD Blue SN550 M.2 2280 1TB

WD Blue SN550 M.2 2280 1TB

£67.90

Free delivery
Samsung T7 Portable SSD 2TB

Samsung T7 Portable SSD 2TB

£209.91

£217.10 Incl. delivery
External connection
No
Yes
No
No
No
No
No
No
No
No
Yes
Firewire
No
No
Thunderbolt
No
No
USB
Yes
Yes
Type of USB connector
USB (Type C)
USB (Type C)
USB version
3.2 (Gen 2)
3.2 (Gen 2)
Internal connection
Yes
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
Connection
M.2
M.2
M.2
M.2
M.2
M.2
M.2
M.2
Interface
S-ATA 6Gb/s
PCIe Gen4 x4 NVMe
PCIe Gen3 x4 NVMe
PCIe Gen4 x4 NVMe
PCIe Gen3 x4 NVMe
PCIe Gen4 x4 NVMe
PCIe Gen3 x4 NVMe
PCIe Gen4 x4 NVMe
PCIe Gen3 x4 NVMe
Dimensions (WxHxD)
Depth
85 mm
22 mm
80 mm
80.15 mm
80 mm
80 mm
80 mm
2.38 mm
80 mm
85 mm
Height
8 mm
2.38 mm
2.4 mm
2.38 mm
2.4 mm
2.38 mm
2.38 mm
22.15 mm
2.38 mm
8 mm
Width
57 mm
80 mm
22 mm
22.15 mm
22 mm
23.4 mm
22 mm
80.15 mm
22 mm
57 mm
M.2 form factor
M.2 Type 2280
M.2 Type 2280
M.2 Type 2280
M.2 Type 2280
M.2 Type 2280
M.2 Type 2280
M.2 Type 2280
M.2 Type 2280
Product weight
58 g
7.5 g
8 g
9 g
8 g
7.5 g
7.5 g
9 g
6.5 g
58 g
Features
TRIM support
TRIM support
TRIM support, SED/FDE (disk encryption)
TRIM support, SED/FDE (disk encryption)
TRIM support, SED/FDE (disk encryption)
TRIM support
TRIM support, SED/FDE (disk encryption)
4KB random read
1000000 IOPS
620000 IOPS
1000000 IOPS
600000 IOPS
1000000 IOPS
515000 IOPS
1000000 IOPS
345000 IOPS
4KB random write
720000 IOPS
560000 IOPS
1000000 IOPS
550000 IOPS
710000 IOPS
560000 IOPS
1000000 IOPS
385000 IOPS
Cache memory
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
Cache size
32 MB
1024 MB
2048 MB
1024 MB
1024 MB
2048 MB
1024 MB
2048 MB
Controller chip
Samsung S4LR020
Samsung S4LV003
Samsung S4LR020
Samsung S4LV003
Maximum read speed
1050 MB/s
7000 MB/s
3500 MB/s
7000 MB/s
3500 MB/s
7000 MB/s
3430 MB/s
7000 MB/s
2400 MB/s
1050 MB/s
Maximum write speed
1000 MB/s
5300 MB/s
3300 MB/s
5000 MB/s
3300 MB/s
5100 MB/s
3000 MB/s
5100 MB/s
1950 MB/s
1000 MB/s
Size
30 GB
1000 GB
1000 GB
2000 GB
1000 GB
1000 GB
2000 GB
1000 GB
2000 GB
1000 GB
2000 GB
Price/GB
0.4 £/GB
0.11 £/GB
0.12 £/GB
0.09 £/GB
0.13 £/GB
0.1 £/GB
0.12 £/GB
0.11 £/GB
0.13 £/GB
0.07 £/GB
0.11 £/GB
TBW (Terabytes written)
600
1200
600
600
1200
600
1200
600
Type of flash memory
MLC
TLC
3D TLC
3D TLC
3D TLC
3D TLC
3D TLC
3D TLC
MLC
TLC
TLC
Manufacturer warranty
3 Years
5 Years
5 Years
5 Years
5 Years
5 Years
5 Years
5 Years
5 Years
3 Years
Operational Power Consumption (min-max)
0.8 - 6.8 W
5 - 6 W
6.2 W
6 - 9 W
6.1 - 7.2 W
0.2 - 4.9 W
Power consumption (standby)
0.35 W
0.5 W
0.03 W
0.04 W
0.03 W
0.03 W
0.04 W
0.05 W