Product comparison · 2 internal solid state drives

Goodram CX400 256 GB 2.5" Serial ATA III QLC 3D NAND vs HP 3WM50AV internal solid state drive

Key differences

SSD capacity
- CX400 256 GB 2.5" Serial ATA III QLC 3D NAND:256 GB
- 3WM50AV internal solid state drive:512 GB
SSD form factor
- CX400 256 GB 2.5" Serial ATA III QLC 3D NAND:2.5"
- 3WM50AV internal solid state drive:M.2
Interface
- CX400 256 GB 2.5" Serial ATA III QLC 3D NAND:Serial ATA III
- 3WM50AV internal solid state drive:PCI Express

Differences highlightedShow differences only

Comparison of CX400, 3WM50AV
19 specifications	A Goodram CX400 256 GB 2.5" Serial ATA III QLC 3D NAND Model CX400 View product	B HP 3WM50AV internal solid state drive Model 3WM50AV View product
Features3 differ
SSD capacityDiffers	256 GB	512 GB
SSD form factorDiffers	2.5"	M.2
InterfaceDiffers	Serial ATA III	PCI Express
Memory typeKnown for one	QLC 3D NAND	Unknown — not stated by the source
Data transfer rateKnown for one	6 Gbit/s	Unknown — not stated by the source
Read speedKnown for one	550 MB/s	Unknown — not stated by the source
Write speedKnown for one	490 MB/s	Unknown — not stated by the source
Random read (4KB)Known for one	65000 IOPS	Unknown — not stated by the source
Random write (4KB)Known for one	82500 IOPS	Unknown — not stated by the source
Controller typeKnown for one	Phison PS3111-S11	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	2000000 h	Unknown — not stated by the source
NVMeKnown for one	Unknown — not stated by the source	Yes
M.2 SSD sizeKnown for one	Unknown — not stated by the source	2280 (22 x 80 mm)
Weight & dimensionsidentical
WidthKnown for one	100 mm	Unknown — not stated by the source
DepthKnown for one	69.8 mm	Unknown — not stated by the source
HeightKnown for one	7 mm	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 70 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-45 - 85 °C	Unknown — not stated by the source

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.