Product comparison · 2 internal solid state drives

Lenovo 4XB0N68521 internal solid state drive vs Lenovo 4XB0Q59839 internal solid state drive

6specifications compared
2differ
4identical
31known for one product only

Key differences

SSD capacity
- 4XB0N68521 internal solid state drive:960 GB
- 4XB0Q59839 internal solid state drive:256 GB
Component for
- 4XB0N68521 internal solid state drive:Server/workstation
- 4XB0Q59839 internal solid state drive:PC/Laptop

Side by side

Differences highlightedShow differences only

Comparison of 4XB0N68521, 4XB0Q59839
37 specifications	A Lenovo 4XB0N68521 internal solid state drive Model 4XB0N68521 View product	B Lenovo 4XB0Q59839 internal solid state drive Model 4XB0Q59839 View product
Features2 differ
SSD capacityDiffers	960 GB	256 GB
SSD form factor	2.5"	2.5"
Interface	Serial ATA III	Serial ATA III
NVMeKnown for one	No	Unknown — not stated by the source
Memory typeKnown for one	3D TLC NAND	Unknown — not stated by the source
Component forDiffers	Server/workstation	PC/Laptop
Hardware encryptionKnown for one	Yes	Unknown — not stated by the source
Security algorithmsKnown for one	256-bit AES	Unknown — not stated by the source
Data transfer rateKnown for one	6 Gbit/s	Unknown — not stated by the source
Maximum read (4KB)Known for one	72000 IOPS	Unknown — not stated by the source
Maximum write (4KB)Known for one	65000 IOPS	Unknown — not stated by the source
Read latencyKnown for one	36 µs	Unknown — not stated by the source
Write latencyKnown for one	36 µs	Unknown — not stated by the source
S.M.A.R.T. supportKnown for one	Yes	Unknown — not stated by the source
Hot-swapKnown for one	Yes	Unknown — not stated by the source
End-to-End Data ProtectionKnown for one	Yes	Unknown — not stated by the source
Uncorrectable Bit Error Rate (UBER)Known for one	< 1 per 10^17 bits read	Unknown — not stated by the source
Drive writes per day (DWPD)Known for one	3	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	2000000 h	Unknown — not stated by the source
Poweridentical
Power consumption (write)Known for one	4.5 W	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	70 mm	Unknown — not stated by the source
DepthKnown for one	100 mm	Unknown — not stated by the source
Height	7 mm	7 mm
WeightKnown for one	63 g	Unknown — not stated by the source
Packaging dataidentical
Package widthKnown for one	174 mm	Unknown — not stated by the source
Package depthKnown for one	133 mm	Unknown — not stated by the source
Package heightKnown for one	63 mm	Unknown — not stated by the source
Package weightKnown for one	434 g	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 70 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Operating vibrationKnown for one	2.17 G	Unknown — not stated by the source
Non-operating vibrationKnown for one	3.13 G	Unknown — not stated by the source
Operating shockKnown for one	1000 G	Unknown — not stated by the source
Maximum operating altitudeKnown for one	3050 m	Unknown — not stated by the source
Other featuresidentical
Compliance certificates	RoHS	RoHS
Endurance ratingKnown for one	5.25 PB	Unknown — not stated by the source
Product colourKnown for one	Unknown — not stated by the source	Black

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.

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