Dell 400-ATEI internal solid state drive vs Lenovo 4XB7A13633 internal solid state drive

Comparison of 400-ATEI, 4XB7A13633

36 specifications	A Dell 400-ATEI internal solid state drive Model 400-ATEI View product	B Lenovo 4XB7A13633 internal solid state drive Model 4XB7A13633 View product
Features1 differ
SSD capacityDiffers	480 GB	240 GB
Memory typeKnown for one	—Unknown — not stated by the source	3D TLC NAND
Hardware encryptionKnown for one	—Unknown — not stated by the source	Yes
Security algorithmsKnown for one	—Unknown — not stated by the source	256-bit AES
Read speedKnown for one	—Unknown — not stated by the source	560 MB/s
Write speedKnown for one	—Unknown — not stated by the source	320 MB/s
Random read (4KB)Known for one	—Unknown — not stated by the source	92000 IOPS
Random write (4KB)Known for one	—Unknown — not stated by the source	28000 IOPS
Read latencyKnown for one	—Unknown — not stated by the source	36 µs
Write latencyKnown for one	—Unknown — not stated by the source	37 µs
S.M.A.R.T. supportKnown for one	—Unknown — not stated by the source	Yes
Hot-swapKnown for one	—Unknown — not stated by the source	Yes
End-to-End Data ProtectionKnown for one	—Unknown — not stated by the source	Yes
Uncorrectable Bit Error Rate (UBER)Known for one	—Unknown — not stated by the source	< 1 per 10^17 bits read
Mean time between failures (MTBF)Known for one	—Unknown — not stated by the source	2000000 h
TBW ratingKnown for one	—Unknown — not stated by the source	1400
CertificationKnown for one	—Unknown — not stated by the source	FCC, CA/CSA-CEI/IEC, EN 55024, EN 55022, EN-60950-1, UL/CSA, C-Tick, BSMI, KCC, WEEE
Poweridentical
Power consumption (average)Known for one	—Unknown — not stated by the source	2.4 W
Weight & dimensionsidentical
WeightKnown for one	—Unknown — not stated by the source	63 g
Operational conditionsidentical
Operating temperature (T-T)Known for one	—Unknown — not stated by the source	0 - 70 °C
Storage temperature (T-T)Known for one	—Unknown — not stated by the source	-55 - 95 °C
Operating relative humidity (H-H)Known for one	—Unknown — not stated by the source	5 - 95%
Storage relative humidity (H-H)Known for one	—Unknown — not stated by the source	5 - 95%
Operating vibrationKnown for one	—Unknown — not stated by the source	2.17 G
Non-operating vibrationKnown for one	—Unknown — not stated by the source	3.13 G
Operating shockKnown for one	—Unknown — not stated by the source	1000 G
Maximum operating altitudeKnown for one	—Unknown — not stated by the source	3050 m
Other featuresidentical
Compliance certificatesKnown for one	—Unknown — not stated by the source	RoHS
Logistics dataidentical
Harmonized System (HS) codeKnown for one	—Unknown — not stated by the source	84717070
Packaging dataidentical
Storage drive adapter includedKnown for one	Yes	—Unknown — not stated by the source
Storage drive adapter typeKnown for one	2.5" - 3.5"	—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.