Product comparison · 2 internal solid state drives

Lenovo 4XB7A10175 internal solid state drive vs Lenovo PM1635a 1.6 TB 3.5" SAS TLC

9specifications compared
6differ
3identical
22known for one product only

Key differences

SSD capacity
- 4XB7A10175 internal solid state drive:1.92 TB
- PM1635a 1.6 TB 3.5" SAS TLC:1.6 TB
Interface
- 4XB7A10175 internal solid state drive:U.2
- PM1635a 1.6 TB 3.5" SAS TLC:SAS
Memory type
- 4XB7A10175 internal solid state drive:V-NAND
- PM1635a 1.6 TB 3.5" SAS TLC:TLC
Read speed
- 4XB7A10175 internal solid state drive:3200 MB/s
- PM1635a 1.6 TB 3.5" SAS TLC:940 MB/s
Write speed
- 4XB7A10175 internal solid state drive:2000 MB/s
- PM1635a 1.6 TB 3.5" SAS TLC:800 MB/s
Maximum operating altitude
- 4XB7A10175 internal solid state drive:3050 m
- PM1635a 1.6 TB 3.5" SAS TLC:4572 m

Side by side

Differences highlightedShow differences only

Comparison of 4XB7A10175, PM1635a
31 specifications	A Lenovo 4XB7A10175 internal solid state drive Model 4XB7A10175 View product	B Lenovo PM1635a 1.6 TB 3.5" SAS TLC Model PM1635a View product
Features5 differ
SSD capacityDiffers	1.92 TB	1.6 TB
InterfaceDiffers	U.2	SAS
NVMeKnown for one	Yes	Unknown — not stated by the source
Memory typeDiffers	V-NAND	TLC
Read speedDiffers	3200 MB/s	940 MB/s
Write speedDiffers	2000 MB/s	800 MB/s
Random read (4KB)Known for one	540000 IOPS	Unknown — not stated by the source
Random write (4KB)Known for one	50000 IOPS	Unknown — not stated by the source
Read latencyKnown for one	85 µs	Unknown — not stated by the source
Write latencyKnown for one	50 µs	Unknown — not stated by the source
S.M.A.R.T. supportKnown for one	Yes	Unknown — not stated by the source
End-to-End Data ProtectionKnown for one	Yes	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	2000000 h	Unknown — not stated by the source
TBW ratingKnown for one	2733	Unknown — not stated by the source
CertificationKnown for one	UL, TUV, FCC, CE, C-Tick, BSMI, KCC	Unknown — not stated by the source
SSD form factorKnown for one	Unknown — not stated by the source	3.5"
NAND flash typeKnown for one	Unknown — not stated by the source	TLC (Triple Level Cell)
Data transfer rateKnown for one	Unknown — not stated by the source	12 Gbit/s
Poweridentical
Power consumption (read)Known for one	8.7 W	Unknown — not stated by the source
Power consumption (write)Known for one	10.6 W	Unknown — not stated by the source
Power consumption (average)Known for one	Unknown — not stated by the source	9 W
Operational conditions1 differ
Operating vibrationKnown for one	2.17 G	Unknown — not stated by the source
Operating shockKnown for one	1500 G	Unknown — not stated by the source
Maximum operating altitudeDiffers	3050 m	4572 m
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 85 °C
Logistics dataidentical
Harmonized System (HS) codeKnown for one	84717070	Unknown — not stated by the source
Other featuresidentical
Product colourKnown for one	Unknown — not stated by the source	Black
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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