Dell 400-ATLJ internal solid state drive vs Lenovo 4XB0N68517 internal solid state drive

Comparison of 400-ATLJ, 4XB0N68517

33 specifications	A Dell 400-ATLJ internal solid state drive Model 400-ATLJ View product	B Lenovo 4XB0N68517 internal solid state drive Model 4XB0N68517 View product
Features1 differ
SSD capacityDiffers	800 GB	960 GB
NVMeKnown for one	—Unknown — not stated by the source	No
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
Random read (4KB)Known for one	—Unknown — not stated by the source	72000 IOPS
Random write (4KB)Known for one	—Unknown — not stated by the source	30000 IOPS
Sequential latency - read (up to)Known for one	—Unknown — not stated by the source	36 µs
Sequential latency - write (up to)Known for one	—Unknown — not stated by the source	36 µs
S.M.A.R.T. supportKnown 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
Drive writes per day (DWPD)Known for one	—Unknown — not stated by the source	1.06
Mean time between failures (MTBF)Known for one	—Unknown — not stated by the source	2000000 h
CertificationKnown for one	—Unknown — not stated by the source	FCC Title 47, Part 15B, Class B CA/CSA-CEI/IEC CISPR 22:02 EN 55024: 1998 EN 55022: 2006 EN-60950-1 2nd Edition UL/CSA EN-60950-1 2nd Edition Low Voltage Directive 2006/95/EC C-Tick: AS/NZS3584 BSMI: CNS 13438 KCC Article 11.1 RoHS DIRECTIVE 2011/65/EU WEEE Directive 2002/96/EC
Data transfer rateKnown for one	6 Gbit/s	—Unknown — not stated by the source
Hot-swapKnown for one	Yes	—Unknown — not stated by the source
Poweridentical
Power consumption (write)Known for one	—Unknown — not stated by the source	3.6 W
Weight & dimensionsidentical
WidthKnown for one	—Unknown — not stated by the source	174 mm
DepthKnown for one	—Unknown — not stated by the source	133 mm
HeightKnown for one	—Unknown — not stated by the source	63 mm
WeightKnown for one	—Unknown — not stated by the source	434 g
Packaging dataidentical
Storage drive adapter includedKnown for one	—Unknown — not stated by the source	Yes
Storage drive adapter typeKnown for one	—Unknown — not stated by the source	2.5" - 3.5"
Operational conditionsidentical
Operating temperature (T-T)Known for one	—Unknown — not stated by the source	0 - 70 °C
Operating 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
Endurance ratingKnown for one	—Unknown — not stated by the source	1.86 PB

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.