Product comparison · 2 internal solid state drives

Lenovo 4XB7A08504 internal solid state drive vs Lenovo S4500 480 GB 2.5" Serial ATA III 3D TLC

Key differences

SSD capacity
- 4XB7A08504 internal solid state drive:1.92 TB
- S4500 480 GB 2.5" Serial ATA III 3D TLC:480 GB
Memory type
- 4XB7A08504 internal solid state drive:3D TLC NAND
- S4500 480 GB 2.5" Serial ATA III 3D TLC:3D TLC
Read speed
- 4XB7A08504 internal solid state drive:540 MB/s
- S4500 480 GB 2.5" Serial ATA III 3D TLC:500 MB/s
Write speed
- 4XB7A08504 internal solid state drive:520 MB/s
- S4500 480 GB 2.5" Serial ATA III 3D TLC:330 MB/s
Read latency
- 4XB7A08504 internal solid state drive:500 µs
- S4500 480 GB 2.5" Serial ATA III 3D TLC:36 µs
Write latency
- 4XB7A08504 internal solid state drive:500 µs
- S4500 480 GB 2.5" Serial ATA III 3D TLC:36 µs

Differences highlightedShow differences only

Comparison of 4XB7A08504, S4500
27 specifications	A Lenovo 4XB7A08504 internal solid state drive Model 4XB7A08504 View product	B Lenovo S4500 480 GB 2.5" Serial ATA III 3D TLC Model S4500 View product
Features6 differ
SSD capacityDiffers	1.92 TB	480 GB
Memory typeDiffers	3D TLC NAND	3D TLC
Read speedDiffers	540 MB/s	500 MB/s
Write speedDiffers	520 MB/s	330 MB/s
Maximum read (4KB)Known for one	Unknown — not stated by the source	72000 IOPS
Maximum write (4KB)Known for one	Unknown — not stated by the source	20000 IOPS
Read latencyDiffers	500 µs	36 µs
Write latencyDiffers	500 µs	36 µs
RAID supportKnown for one	Unknown — not stated by the source	Yes
Random read (4KB)Known for one	93000 IOPS	Unknown — not stated by the source
Random write (4KB)Known for one	24000 IOPS	Unknown — not stated by the source
Poweridentical
Power consumption (write)Known for one	Unknown — not stated by the source	3.6 W
Power consumption (average)Known for one	5.5 W	Unknown — not stated by the source
Operational conditionsidentical
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
Non-operating shockKnown for one	1.5 G	Unknown — not stated by the source
Other featuresidentical
Product colourKnown for one	Unknown — not stated by the source	Aluminium

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.