Product comparison · 2 internal solid state drives

Dell 400-23864 internal solid state drive vs Lenovo S3500 400 GB 1.8" Serial ATA III MLC

Key differences

SSD capacity
- 400-23864 internal solid state drive:256 GB
- S3500 400 GB 1.8" Serial ATA III MLC:400 GB
SSD form factor
- 400-23864 internal solid state drive:2.5"
- S3500 400 GB 1.8" Serial ATA III MLC:1.8"

Differences highlightedShow differences only

Comparison of 400-23864, S3500
20 specifications	A Dell 400-23864 internal solid state drive Model 400-23864 View product	B Lenovo S3500 400 GB 1.8" Serial ATA III MLC Model S3500 View product
Features2 differ
SSD capacityDiffers	256 GB	400 GB
SSD form factorDiffers	2.5"	1.8"
Memory typeKnown for one	Unknown — not stated by the source	MLC
Security algorithmsKnown for one	Unknown — not stated by the source	256-bit AES
Data transfer rateKnown for one	Unknown — not stated by the source	6 Gbit/s
Read speedKnown for one	Unknown — not stated by the source	500 MB/s
Write speedKnown for one	Unknown — not stated by the source	380 MB/s
Random read (4KB)Known for one	Unknown — not stated by the source	75000 IOPS
Random write (4KB)Known for one	Unknown — not stated by the source	11000 IOPS
LithographyKnown for one	Unknown — not stated by the source	20 nm
S.M.A.R.T. supportKnown for one	Unknown — not stated by the source	Yes
CertificationKnown for one	FCC	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	54 mm
DepthKnown for one	Unknown — not stated by the source	79 mm
HeightKnown for one	Unknown — not stated by the source	5 mm
WeightKnown for one	Unknown — not stated by the source	49 g
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	8 - 85%
Other featuresidentical
Product colourKnown for one	Silver	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.