Product comparison · 2 internal solid state drives

Goodram CX400 256 GB 2.5" Serial ATA III QLC 3D NAND vs HP 4PW57AV internal solid state drive

Key differences

SSD capacity
- CX400 256 GB 2.5" Serial ATA III QLC 3D NAND:256 GB
- 4PW57AV internal solid state drive:1 TB
SSD form factor
- CX400 256 GB 2.5" Serial ATA III QLC 3D NAND:2.5"
- 4PW57AV internal solid state drive:M.2
Interface
- CX400 256 GB 2.5" Serial ATA III QLC 3D NAND:Serial ATA III
- 4PW57AV internal solid state drive:PCI Express
Memory type
- CX400 256 GB 2.5" Serial ATA III QLC 3D NAND:QLC 3D NAND
- 4PW57AV internal solid state drive:TLC

Differences highlightedShow differences only

Comparison of CX400, 4PW57AV
19 specifications	A Goodram CX400 256 GB 2.5" Serial ATA III QLC 3D NAND Model CX400 View product	B HP 4PW57AV internal solid state drive Model 4PW57AV View product
Features4 differ
SSD capacityDiffers	256 GB	1 TB
SSD form factorDiffers	2.5"	M.2
InterfaceDiffers	Serial ATA III	PCI Express
Memory typeDiffers	QLC 3D NAND	TLC
Component for	PC/Laptop	PC/Laptop
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.