Lenovo 4XB0N68520 internal solid state drive vs Lenovo S4500 Entry SATA

Comparison of 4XB0N68520, S4500 Entry SATA

39 specifications	A Lenovo 4XB0N68520 internal solid state drive Model 4XB0N68520 View product	B Lenovo S4500 Entry SATAView product
Features1 differ
SSD capacityDiffers	480 GB	240 GB
SSD form factor	2.5"	2.5"
Interface	Serial ATA III	Serial ATA III
NVMe	No	No
Component for	Server/workstation	Server/workstation
Data transfer rate	6 Gbit/s	6 Gbit/s
Maximum read (4KB)Known for one	72000 IOPS	—Unknown — not stated by the source
Maximum write (4KB)Known for one	60000 IOPS	—Unknown — not stated by the source
Read latency	36 µs	36 µs
Write latency	36 µs	36 µs
Hot-swapKnown for one	Yes	—Unknown — not stated by the source
Mean time between failures (MTBF)	2000000 h	2000000 h
Memory typeKnown for one	—Unknown — not stated by the source	3D TLC
Hardware encryptionKnown for one	—Unknown — not stated by the source	No
Security algorithmsKnown for one	—Unknown — not stated by the source	AES
Read speedKnown for one	—Unknown — not stated by the source	500 MB/s
Write speedKnown for one	—Unknown — not stated by the source	190 MB/s
Random read (4KB)Known for one	—Unknown — not stated by the source	69000 IOPS
Random write (4KB)Known for one	—Unknown — not stated by the source	16000 IOPS
Poweridentical
Power consumption (write)Known for one	4.5 W	—Unknown — not stated by the source
Power consumption (average)Known for one	—Unknown — not stated by the source	2.6 W
Weight & dimensionsidentical
WidthKnown for one	70 mm	—Unknown — not stated by the source
DepthKnown for one	100 mm	—Unknown — not stated by the source
HeightKnown for one	7 mm	—Unknown — not stated by the source
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
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	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 vibration	2.17 G	2.17 G
Non-operating vibration	3.13 G	3.13 G
Operating shock	1000 G	1000 G
Maximum operating altitudeKnown for one	3050 m	—Unknown — not stated by the source
Other featuresidentical
Compliance certificatesKnown for one	RoHS	—Unknown — not stated by the source
Compatible productsKnown for one	—Unknown — not stated by the source	Lenovo ThinkServer TS150

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.