Product comparison · 2 internal hard drives

HP K4T76AT internal hard drive vs Lenovo 8321455 internal hard drive

Key differences

HDD capacity
- K4T76AT internal hard drive:4 TB
- 8321455 internal hard drive:300 GB
HDD speed
- K4T76AT internal hard drive:7200 RPM
- 8321455 internal hard drive:15000 RPM
Interface
- K4T76AT internal hard drive:Serial ATA
- 8321455 internal hard drive:SAS

Differences highlightedShow differences only

Comparison of K4T76AT, 8321455
18 specifications	A HP K4T76AT internal hard drive Model K4T76AT View product	B Lenovo 8321455 internal hard drive Model 8321455 View product
Features3 differ
HDD capacityDiffers	4 TB	300 GB
HDD speedDiffers	7200 RPM	15000 RPM
HDD sizeKnown for one	3.5"	Unknown — not stated by the source
InterfaceDiffers	Serial ATA	SAS
Component forKnown for one	Server/workstation	Unknown — not stated by the source
Hot-swapKnown for one	No	Unknown — not stated by the source
Storage drive buffer sizeKnown for one	128 MB	Unknown — not stated by the source
Mean time to failure (MTTF)Known for one	1400000 h	Unknown — not stated by the source
HP segmentKnown for one	Business	Unknown — not stated by the source
Logistics dataidentical
Harmonized System (HS) codeKnown for one	84717050	Unknown — not stated by the source
Other featuresidentical
Compatible productsKnown for one	Z1 G2, Z230 SFF, Z230 Tower, Z440, Z640 & Z840	Unknown — not stated by the source
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 35 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	5 - 43 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	8 - 95%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Packaging dataidentical
Quantity per packKnown for one	Unknown — not stated by the source	1 pc(s)

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.