Product comparison · 2 internal solid state drives

Lenovo 4XB7B01867 3.84 TB 2.5" PCI Express 4.0 NVMe 3D TLC NAND vs Lenovo 4XB7B09969 internal solid state drive

18specifications compared
9differ
9identical
21known for one product only

Key differences

SSD capacity
- 4XB7B01867 3.84 TB 2.5" PCI Express 4.0 NVMe 3D TLC NAND:3.84 TB
- 4XB7B09969 internal solid state drive:1.92 TB
Interface
- 4XB7B01867 3.84 TB 2.5" PCI Express 4.0 NVMe 3D TLC NAND:PCI Express 4.0
- 4XB7B09969 internal solid state drive:Serial ATA III
NVMe
- 4XB7B01867 3.84 TB 2.5" PCI Express 4.0 NVMe 3D TLC NAND:Yes
- 4XB7B09969 internal solid state drive:No
Memory type
- 4XB7B01867 3.84 TB 2.5" PCI Express 4.0 NVMe 3D TLC NAND:3D TLC NAND
- 4XB7B09969 internal solid state drive:V-NAND TLC
Random read (4KB)
- 4XB7B01867 3.84 TB 2.5" PCI Express 4.0 NVMe 3D TLC NAND:1000000 IOPS
- 4XB7B09969 internal solid state drive:82000 IOPS
Random write (4KB)
- 4XB7B01867 3.84 TB 2.5" PCI Express 4.0 NVMe 3D TLC NAND:200000 IOPS
- 4XB7B09969 internal solid state drive:28000 IOPS
Height
- 4XB7B01867 3.84 TB 2.5" PCI Express 4.0 NVMe 3D TLC NAND:15 mm
- 4XB7B09969 internal solid state drive:7 mm
Maximum operating altitude
- 4XB7B01867 3.84 TB 2.5" PCI Express 4.0 NVMe 3D TLC NAND:3048 m
- 4XB7B09969 internal solid state drive:3050 m

Side by side

Differences highlightedShow differences only

Comparison of 4XB7B01867, 4XB7B09969
39 specifications	A Lenovo 4XB7B01867 3.84 TB 2.5" PCI Express 4.0 NVMe 3D TLC NAND Model 4XB7B01867 View product	B Lenovo 4XB7B09969 internal solid state drive Model 4XB7B09969 View product
Features7 differ
SSD capacityDiffers	3.84 TB	1.92 TB
SSD form factor	2.5"	2.5"
InterfaceDiffers	PCI Express 4.0	Serial ATA III
NVMeDiffers	Yes	No
NVMe versionKnown for one	1.4	Unknown — not stated by the source
Memory typeDiffers	3D TLC NAND	V-NAND TLC
Component for	Server	Server
Hardware encryptionKnown for one	Yes	Unknown — not stated by the source
Security algorithmsKnown for one	TCG Opal 2.0	Unknown — not stated by the source
Random read (4KB)Differs	1000000 IOPS	82000 IOPS
Random write (4KB)Differs	200000 IOPS	28000 IOPS
Read latencyKnown for one	75 µs	Unknown — not stated by the source
Write latencyKnown for one	15 µs	Unknown — not stated by the source
PCI Express interface data lanesKnown for one	x4	Unknown — not stated by the source
Hot-swapKnown 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
Drive writes per day (DWPD)	1	1
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 CE Mark C-Tick Mark BSMI (Taiwan) KCC (Korea EMI)
Read speedKnown for one	Unknown — not stated by the source	480 MB/s
Write speedKnown for one	Unknown — not stated by the source	460 MB/s
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
H/W PLP functionKnown for one	Unknown — not stated by the source	Yes
Poweridentical
Power consumption (read)Known for one	15 W	Unknown — not stated by the source
Power consumption (write)Known for one	15 W	Unknown — not stated by the source
Weight & dimensions1 differ
Width	70 mm	70 mm
Depth	100 mm	100 mm
HeightDiffers	15 mm	7 mm
WeightKnown for one	146 g	Unknown — not stated by the source
Operational conditions1 differ
Operating temperature (T-T)	0 - 70 °C	0 - 70 °C
Operating relative humidity (H-H)	5 - 95%	5 - 95%
Operating vibrationKnown for one	2.17 G	Unknown — not stated by the source
Operating shockKnown for one	1000 G	Unknown — not stated by the source
Maximum operating altitudeDiffers	3048 m	3050 m
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 85 °C
Non-operating vibrationKnown for one	Unknown — not stated by the source	20 G
Non-operating shockKnown for one	Unknown — not stated by the source	1500 G
Other featuresidentical
Endurance ratingKnown for one	7 PB	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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