Product comparison · 2 internal solid state drives

Lenovo 4XB7A13665 internal solid state drive vs Lenovo 4XB7A13945 internal solid state drive

5specifications compared
4differ
1identical
17known for one product only

Key differences

SSD capacity
- 4XB7A13665 internal solid state drive:3.84 TB
- 4XB7A13945 internal solid state drive:3.2 TB
SSD form factor
- 4XB7A13665 internal solid state drive:2.5"
- 4XB7A13945 internal solid state drive:3.5"
Interface
- 4XB7A13665 internal solid state drive:Serial ATA III
- 4XB7A13945 internal solid state drive:PCI Express 3.0
NVMe
- 4XB7A13665 internal solid state drive:No
- 4XB7A13945 internal solid state drive:Yes

Side by side

Differences highlightedShow differences only

Comparison of 4XB7A13665, 4XB7A13945
22 specifications	A Lenovo 4XB7A13665 internal solid state drive Model 4XB7A13665 View product	B Lenovo 4XB7A13945 internal solid state drive Model 4XB7A13945 View product
Features4 differ
SSD capacityDiffers	3.84 TB	3.2 TB
SSD form factorDiffers	2.5"	3.5"
InterfaceDiffers	Serial ATA III	PCI Express 3.0
NVMeDiffers	No	Yes
Memory typeKnown for one	V-NAND	Unknown — not stated by the source
Data transfer rateKnown for one	12 Gbit/s	Unknown — not stated by the source
Random read (4KB)Known for one	230000 IOPS	Unknown — not stated by the source
Random write (4KB)Known for one	40000 IOPS	Unknown — not stated by the source
S.M.A.R.T. supportKnown for one	Yes	Unknown — not stated by the source
Uncorrectable Bit Error Rate (UBER)Known for one	< 1 per 10^17 bits read	Unknown — not stated by the source
Drive writes per day (DWPD)Known for one	1	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	2000000 h	Unknown — not stated by the source
CertificationKnown for one	UL TUV FCC IC CB CE Mark C-Tick Mark BSMI (Taiwan) KCC (Korea EMI) VCCI	Unknown — not stated by the source
Hot-swapKnown for one	Unknown — not stated by the source	Yes
Weight & dimensionsidentical
WidthKnown for one	133 mm	Unknown — not stated by the source
DepthKnown for one	174 mm	Unknown — not stated by the source
HeightKnown for one	63 mm	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 - 85 °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 shockKnown for one	1500 G	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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