Product comparison · 2 internal solid state drives

Lenovo 4XB7A13642 internal solid state drive vs Lenovo 4XB7A13654 internal solid state drive

25specifications compared
17differ
8identical
9known for one product only

Key differences

SSD capacity
- 4XB7A13642 internal solid state drive:1.92 TB
- 4XB7A13654 internal solid state drive:1.6 TB
SSD form factor
- 4XB7A13642 internal solid state drive:3.5"
- 4XB7A13654 internal solid state drive:2.5"
Interface
- 4XB7A13642 internal solid state drive:Serial ATA III
- 4XB7A13654 internal solid state drive:SAS
Data transfer rate
- 4XB7A13642 internal solid state drive:6 Gbit/s
- 4XB7A13654 internal solid state drive:12 Gbit/s
Random read (4KB)
- 4XB7A13642 internal solid state drive:96000 IOPS
- 4XB7A13654 internal solid state drive:230000 IOPS
Random write (4KB)
- 4XB7A13642 internal solid state drive:42000 IOPS
- 4XB7A13654 internal solid state drive:90000 IOPS
Read latency
- 4XB7A13642 internal solid state drive:36 µs
- 4XB7A13654 internal solid state drive:106 µs
Write latency
- 4XB7A13642 internal solid state drive:37 µs
- 4XB7A13654 internal solid state drive:60 µs

Side by side

Differences highlightedShow differences only

Comparison of 4XB7A13642, 4XB7A13654
34 specifications	A Lenovo 4XB7A13642 internal solid state drive Model 4XB7A13642 View product	B Lenovo 4XB7A13654 internal solid state drive Model 4XB7A13654 View product
Features9 differ
SSD capacityDiffers	1.92 TB	1.6 TB
SSD form factorDiffers	3.5"	2.5"
InterfaceDiffers	Serial ATA III	SAS
NVMe	No	No
Memory typeKnown for one	3D TLC NAND	Unknown — not stated by the source
Component for	Server/workstation	Server/workstation
Data transfer rateDiffers	6 Gbit/s	12 Gbit/s
Random read (4KB)Differs	96000 IOPS	230000 IOPS
Random write (4KB)Differs	42000 IOPS	90000 IOPS
Random latency - read (up to)Known for one	103 µs	Unknown — not stated by the source
Random latency - write (up to)Known for one	54 µs	Unknown — not stated by the source
Read latencyDiffers	36 µs	106 µs
Write latencyDiffers	37 µs	60 µs
S.M.A.R.T. support	Yes	Yes
Hot-swap	Yes	Yes
Uncorrectable Bit Error Rate (UBER)	< 1 per 10^17 bits read	< 1 per 10^17 bits read
Mean time between failures (MTBF)	2000000 h	2000000 h
CertificationDiffers	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	UL TUV FCC IC CB CE Mark C-Tick Mark BSMI (Taiwan) KCC (Korea EMI) VCCI
Power1 differ
Power consumption (write)Differs	3 W	9 W
Power consumption (read)Known for one	Unknown — not stated by the source	9 W
Weight & dimensions4 differ
WidthDiffers	257 mm	70 mm
DepthDiffers	193 mm	100 mm
HeightDiffers	95 mm	15 mm
WeightDiffers	484 g	140 g
Operational conditions3 differ
Operating temperature (T-T)	0 - 70 °C	0 - 70 °C
Storage temperature (T-T)Differs	-55 - 95 °C	-40 - 85 °C
Operating relative humidity (H-H)	5 - 95%	5 - 95%
Operating vibrationKnown for one	2.17 G	Unknown — not stated by the source
Non-operating vibrationDiffers	3.13 G	20 G
Operating shockKnown for one	1000 G	Unknown — not stated by the source
Maximum operating altitudeDiffers	3050 m	4572 m
Non-operating shockKnown for one	Unknown — not stated by the source	1500 G
Other featuresidentical
Endurance ratingKnown for one	10.5 PB	Unknown — not stated by the source
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS

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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