Product comparison · 2 internal solid state drives

Lenovo 43W7726 internal solid state drive vs Lenovo 49Y5993 internal solid state drive

Key differences

SSD capacity
- 43W7726 internal solid state drive:50 GB
- 49Y5993 internal solid state drive:512 GB
Interface
- 43W7726 internal solid state drive:Serial ATA II
- 49Y5993 internal solid state drive:Serial ATA III
Data transfer rate
- 43W7726 internal solid state drive:3 Gbit/s
- 49Y5993 internal solid state drive:6 Gbit/s
Read speed
- 43W7726 internal solid state drive:140 MB/s
- 49Y5993 internal solid state drive:350 MB/s
Write speed
- 43W7726 internal solid state drive:18 MB/s
- 49Y5993 internal solid state drive:140 MB/s
Random read (4KB)
- 43W7726 internal solid state drive:20000 IOPS
- 49Y5993 internal solid state drive:50000 IOPS
Random write (4KB)
- 43W7726 internal solid state drive:3000 IOPS
- 49Y5993 internal solid state drive:7500 IOPS

Differences highlightedShow differences only

Comparison of 43W7726, 49Y5993
19 specifications	A Lenovo 43W7726 internal solid state drive Model 43W7726 View product	B Lenovo 49Y5993 internal solid state drive Model 49Y5993 View product
Features7 differ
SSD capacityDiffers	50 GB	512 GB
SSD form factor	1.8"	1.8"
InterfaceDiffers	Serial ATA II	Serial ATA III
Memory typeKnown for one	MLC	Unknown — not stated by the source
Data transfer rateDiffers	3 Gbit/s	6 Gbit/s
Read speedDiffers	140 MB/s	350 MB/s
Write speedDiffers	18 MB/s	140 MB/s
Random read (4KB)Differs	20000 IOPS	50000 IOPS
Random write (4KB)Differs	3000 IOPS	7500 IOPS
Read latencyKnown for one	Unknown — not stated by the source	500 µs
Write latencyKnown for one	Unknown — not stated by the source	3500 µs
Poweridentical
Power consumption (average)Known for one	1 W	Unknown — not stated by the source
Power consumption (idle)Known for one	0.8 W	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 70 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-40 - 90 °C	Unknown — not stated by the source
Operating shock	1500 G	1500 G
Non-operating shockKnown for one	1500 G	Unknown — not stated by the source
Operating vibrationKnown for one	Unknown — not stated by the source	3.1 G
Other featuresidentical
Internal	Yes	Yes

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.