Product comparison · 2 internal solid state drives

Lenovo 4XB7A10202 internal solid state drive vs Lenovo 4XB7A10232 internal solid state drive

21specifications compared
14differ
7identical
17known for one product only

Key differences

The Lenovo 4XB7A10232 internal solid state drive has 2.2 TB more SSD capacity than the Lenovo 4XB7A10202 internal solid state drive (3.2 TB vs 1 TB). The Lenovo 4XB7A10202 internal solid state drive has 225,100 IOPS more random read (4KB) than the Lenovo 4XB7A10232 internal solid state drive (465000 IOPS vs 239900 IOPS). The Lenovo 4XB7A10232 internal solid state drive has 100,000 IOPS more random write (4KB) than the Lenovo 4XB7A10202 internal solid state drive (170000 IOPS vs 70000 IOPS). Only the Lenovo 4XB7A10202 internal solid state drive has NVMe. Only the Lenovo 4XB7A10202 internal solid state drive has hardware encryption.

SSD capacity
- 4XB7A10202 internal solid state drive:1 TB
- 4XB7A10232 internal solid state drive:3.2 TB
Interface
- 4XB7A10202 internal solid state drive:U.2
- 4XB7A10232 internal solid state drive:SAS
NVMe
- 4XB7A10202 internal solid state drive:Yes
- 4XB7A10232 internal solid state drive:No
Memory type
- 4XB7A10202 internal solid state drive:3D TLC
- 4XB7A10232 internal solid state drive:TLC 3D NAND
Hardware encryption
- 4XB7A10202 internal solid state drive:Yes
- 4XB7A10232 internal solid state drive:No
Random read (4KB)
- 4XB7A10202 internal solid state drive:465000 IOPS
- 4XB7A10232 internal solid state drive:239900 IOPS
Random write (4KB)
- 4XB7A10202 internal solid state drive:70000 IOPS
- 4XB7A10232 internal solid state drive:170000 IOPS
Mean time between failures (MTBF)
- 4XB7A10202 internal solid state drive:2000000 h
- 4XB7A10232 internal solid state drive:2500000 h

Side by side

Differences highlightedShow differences only

Comparison of 4XB7A10202, 4XB7A10232
38 specifications	A Lenovo 4XB7A10202 internal solid state drive Model 4XB7A10202 View product	B Lenovo 4XB7A10232 internal solid state drive Model 4XB7A10232 View product
Features9 differ
SSD capacityDiffers	1 TB	3.2 TB
SSD form factor	2.5"	2.5"
InterfaceDiffers	U.2	SAS
NVMeDiffers	Yes	No
Memory typeDiffers	3D TLC	TLC 3D NAND
Component for	Server/workstation	Server/workstation
Hardware encryptionDiffers	Yes	No
Security algorithmsKnown for one	256-bit AES	Unknown — not stated by the source
Read speedKnown for one	2850 MB/s	Unknown — not stated by the source
Write speedKnown for one	1100 MB/s	Unknown — not stated by the source
Random read (4KB)Differs	465000 IOPS	239900 IOPS
Random write (4KB)Differs	70000 IOPS	170000 IOPS
PCI Express interface data lanesKnown for one	x4	Unknown — not stated by the source
Hot-swap	Yes	Yes
End-to-End Data ProtectionKnown for one	Yes	Unknown — not stated by the source
Uncorrectable Bit Error Rate (UBER)	< 1 per 10^17 bits read	< 1 per 10^17 bits read
Mean time between failures (MTBF)Differs	2000000 h	2500000 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	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 VCCI V-3/2013-04 Class B CNS 13438: 2006 KCC Article 11.1 RoHS DIRECTIVE 2011/65/EU REACH 1907/2006 WEEE D
Data transfer rateKnown for one	Unknown — not stated by the source	12 Gbit/s
Read latencyKnown for one	Unknown — not stated by the source	92 µs
Write latencyKnown for one	Unknown — not stated by the source	96 µs
S.M.A.R.T. supportKnown for one	Unknown — not stated by the source	Yes
ECCKnown for one	Unknown — not stated by the source	Yes
Poweridentical
Power consumption (read)Known for one	10 W	Unknown — not stated by the source
Power consumption (write)Known for one	10 W	Unknown — not stated by the source
Weight & dimensions1 differ
Width	70 mm	70 mm
Depth	100 mm	100 mm
Height	15 mm	15 mm
WeightDiffers	139 g	175 g
Operational conditions4 differ
Operating temperature (T-T)Differs	0 - 70 °C	0 - 75 °C
Operating relative humidity (H-H)Differs	5 - 90%	5 - 95%
Operating vibrationDiffers	2.17 G	3.1 G
Operating shockDiffers	1000 G	1500 G
Maximum operating altitudeKnown for one	3048 m	Unknown — not stated by the source
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 85 °C
Maximum non-operating altitudeKnown for one	Unknown — not stated by the source	3050 m
Logistics dataidentical
Harmonized System (HS) codeKnown for one	84717070	Unknown — not stated by the source
Other featuresidentical
Endurance ratingKnown for one	Unknown — not stated by the source	59.69 PB

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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