Product comparison · 2 internal solid state drives

Lenovo 4XB7A13635 internal solid state drive vs Lenovo PM983 3.84 TB 2.5" U.2 NVMe V-NAND

22specifications compared
11differ
11identical
26known for one product only

Key differences

SSD capacity
- 4XB7A13635 internal solid state drive:960 GB
- PM983 3.84 TB 2.5" U.2 NVMe V-NAND:3.84 TB
Interface
- 4XB7A13635 internal solid state drive:Serial ATA III
- PM983 3.84 TB 2.5" U.2 NVMe V-NAND:U.2
NVMe
- 4XB7A13635 internal solid state drive:No
- PM983 3.84 TB 2.5" U.2 NVMe V-NAND:Yes
Memory type
- 4XB7A13635 internal solid state drive:3D TLC NAND
- PM983 3.84 TB 2.5" U.2 NVMe V-NAND:V-NAND
Read speed
- 4XB7A13635 internal solid state drive:560 MB/s
- PM983 3.84 TB 2.5" U.2 NVMe V-NAND:3200 MB/s
Write speed
- 4XB7A13635 internal solid state drive:510 MB/s
- PM983 3.84 TB 2.5" U.2 NVMe V-NAND:2000 MB/s
Random read (4KB)
- 4XB7A13635 internal solid state drive:96000 IOPS
- PM983 3.84 TB 2.5" U.2 NVMe V-NAND:540000 IOPS
Random write (4KB)
- 4XB7A13635 internal solid state drive:51000 IOPS
- PM983 3.84 TB 2.5" U.2 NVMe V-NAND:50000 IOPS

Side by side

Differences highlightedShow differences only

Comparison of 4XB7A13635, PM983
48 specifications	A Lenovo 4XB7A13635 internal solid state drive Model 4XB7A13635 View product	B Lenovo PM983 3.84 TB 2.5" U.2 NVMe V-NAND Model PM983 View product
Features9 differ
SSD capacityDiffers	960 GB	3.84 TB
SSD form factor	2.5"	2.5"
InterfaceDiffers	Serial ATA III	U.2
NVMeDiffers	No	Yes
Memory typeDiffers	3D TLC NAND	V-NAND
Component for	Server/workstation	Server/workstation
Read speedDiffers	560 MB/s	3200 MB/s
Write speedDiffers	510 MB/s	2000 MB/s
Random read (4KB)Differs	96000 IOPS	540000 IOPS
Random write (4KB)Differs	51000 IOPS	50000 IOPS
Random latency - read (up to)Known for one	Unknown — not stated by the source	85 µs
Random latency - write (up to)Known for one	Unknown — not stated by the source	50 µs
Sequential latency - read (up to)Known for one	Unknown — not stated by the source	15 µs
Sequential latency - write (up to)Known for one	Unknown — not stated by the source	20 µs
S.M.A.R.T. support	Yes	Yes
Hot-swap	Yes	Yes
End-to-End Data Protection	Yes	Yes
Uncorrectable Bit Error Rate (UBER)	< 1 per 10^17 bits read	< 1 per 10^17 bits read
Drive writes per day (DWPD)Known for one	Unknown — not stated by the source	0.8
Mean time between failures (MTBF)	2000000 h	2000000 h
CertificationDiffers	FCC, CA/CSA-CEI/IEC, EN 55024, EN 55022, EN-60950-1, UL/CSA, C-Tick, BSMI, KCC, WEEE	UL, TUV, FCC, CE, C-Tick, BSMI, KCC
Hardware encryptionKnown for one	Yes	Unknown — not stated by the source
Security algorithmsKnown for one	256-bit AES	Unknown — not stated by the source
Data transfer rateKnown for one	6 Gbit/s	Unknown — not stated by the source
Read latencyKnown for one	36 µs	Unknown — not stated by the source
Write latencyKnown for one	37 µs	Unknown — not stated by the source
TBW ratingKnown for one	6000	Unknown — not stated by the source
Poweridentical
Power consumption (read)Known for one	Unknown — not stated by the source	8.7 W
Power consumption (write)Known for one	Unknown — not stated by the source	10.6 W
Power consumption (average)Known for one	2.7 W	Unknown — not stated by the source
Weight & dimensions1 differ
WidthKnown for one	Unknown — not stated by the source	70 mm
DepthKnown for one	Unknown — not stated by the source	100 mm
HeightKnown for one	Unknown — not stated by the source	7 mm
WeightDiffers	63 g	70 g
Packaging dataidentical
Package widthKnown for one	Unknown — not stated by the source	133 mm
Package depthKnown for one	Unknown — not stated by the source	174 mm
Package heightKnown for one	Unknown — not stated by the source	63 mm
Package weightKnown for one	Unknown — not stated by the source	433 g
Operational conditions1 differ
Operating temperature (T-T)	0 - 70 °C	0 - 70 °C
Operating relative humidity (H-H)	5 - 95%	5 - 95%
Operating vibration	2.17 G	2.17 G
Operating shockDiffers	1000 G	1500 G
Maximum operating altitude	3050 m	3050 m
Storage temperature (T-T)Known for one	-55 - 95 °C	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Non-operating vibrationKnown for one	3.13 G	Unknown — not stated by the source
Other featuresidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
Logistics dataidentical
Harmonized System (HS) codeKnown for one	84717070	Unknown — not stated by the source

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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