Product comparison · 2 backup storage devices

HP Ultrium 920 SAS Internal Tape Drive vs Lenovo RDX 1 TB

5specifications compared
3differ
2identical
19known for one product only

Key differences

Product type
- Ultrium 920 SAS Internal Tape Drive:Storage drive
- RDX 1 TB:Storage array
Interface
- Ultrium 920 SAS Internal Tape Drive:Serial Attached SCSI (SAS)
- RDX 1 TB:USB 3.2 Gen 1 (3.1 Gen 1)
Native capacity
- Ultrium 920 SAS Internal Tape Drive:400 GB
- RDX 1 TB:1 TB

Side by side

Differences highlightedShow differences only

Comparison of Ultrium 920 SAS Internal Tape Drive, RDX 1 TB
24 specifications	A HP Ultrium 920 SAS Internal Tape Drive View product	B Lenovo RDX 1 TB View product
Performance2 differ
Product typeDiffers	Storage drive	Storage array
Media type	Tape Cartridge	Tape Cartridge
InterfaceDiffers	Serial Attached SCSI (SAS)	USB 3.2 Gen 1 (3.1 Gen 1)
InternalKnown for one	Yes	Unknown — not stated by the source
Data storage typeKnown for one	LTO	Unknown — not stated by the source
Compression ratioKnown for one	2:1	Unknown — not stated by the source
Form factorKnown for one	5.25" Half-height	Unknown — not stated by the source
Product colour	Black	Black
Mean time between failures (MTBF)Known for one	250000 h	Unknown — not stated by the source
Storage1 differ
Native capacityDiffers	400 GB	1 TB
Compressed capacityKnown for one	800 GB	Unknown — not stated by the source
Drive device, buffer sizeKnown for one	64 MB	Unknown — not stated by the source
Data transmissionidentical
Data transfer rateKnown for one	432 Gbit/s	Unknown — not stated by the source
Sustained data transfer rate (compressed)Known for one	120 MB/s	Unknown — not stated by the source
Sustained data transfer rate (native)Known for one	60 MB/s	Unknown — not stated by the source
Burst transfer rateKnown for one	Unknown — not stated by the source	480 MB/s
Weight & dimensionsidentical
WidthKnown for one	145 mm	Unknown — not stated by the source
DepthKnown for one	206 mm	Unknown — not stated by the source
HeightKnown for one	41 mm	Unknown — not stated by the source
WeightKnown for one	Unknown — not stated by the source	635 g
Poweridentical
Power consumption (typical)Known for one	Unknown — not stated by the source	4.75 W
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	10 - 40 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 65 °C
Other featuresidentical
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	146 x 171.9 x 41.4 mm

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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