Product comparison · 2 backup storage devices

Dell RD1000 Storage drive Tape Cartridge vs HP LTO-6 Ultrium 6250

6specifications compared
3differ
3identical
23known for one product only

Key differences

Internal
- RD1000 Storage drive Tape Cartridge:No
- LTO-6 Ultrium 6250:Yes
Native capacity
- RD1000 Storage drive Tape Cartridge:1 TB
- LTO-6 Ultrium 6250:2.5 TB
Compressed capacity
- RD1000 Storage drive Tape Cartridge:2 TB
- LTO-6 Ultrium 6250:6.25 TB

Side by side

Differences highlightedShow differences only

Comparison of RD1000, LTO-6 Ultrium 6250
29 specifications	A Dell RD1000 Storage drive Tape Cartridge Model RD1000 View product	B HP LTO-6 Ultrium 6250 View product
Performance1 differ
Product type	Storage drive	Storage drive
Media type	Tape Cartridge	Tape Cartridge
InterfaceKnown for one	Unknown — not stated by the source	Serial Attached SCSI (SAS)
InternalDiffers	No	Yes
Data storage typeKnown for one	Unknown — not stated by the source	LTO
Compression ratioKnown for one	Unknown — not stated by the source	2.5:1
Form factorKnown for one	Unknown — not stated by the source	5.25" Half-height
Product colour	Black	Black
Security algorithmsKnown for one	Unknown — not stated by the source	256-bit AES
Access timeKnown for one	15 ms	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	550000 h	Unknown — not stated by the source
Bundled softwareKnown for one	Retrospect	Unknown — not stated by the source
Storage2 differ
Native capacityDiffers	1 TB	2.5 TB
Compressed capacityDiffers	2 TB	6.25 TB
Drive device, buffer sizeKnown for one	Unknown — not stated by the source	512 MB
Total storage capacityKnown for one	1 TB	Unknown — not stated by the source
Bytes per sectorKnown for one	512	Unknown — not stated by the source
Data transmissionidentical
Compressed sustained transfer rateKnown for one	Unknown — not stated by the source	1440 MB/h
Data transfer rateKnown for one	Unknown — not stated by the source	6 Gbit/s
Native sustained transfer rateKnown for one	Unknown — not stated by the source	576 MB/h
Sustained data transfer rate (compressed)Known for one	Unknown — not stated by the source	400 MB/s
Sustained data transfer rate (native)Known for one	Unknown — not stated by the source	160 MB/s
Burst transfer rateKnown for one	1500 MB/s	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	145 mm
DepthKnown for one	Unknown — not stated by the source	206 mm
HeightKnown for one	Unknown — not stated by the source	41 mm
WeightKnown for one	Unknown — not stated by the source	1.45 kg
Other featuresidentical
WORM capabilityKnown for one	Unknown — not stated by the source	Yes
Packaging dataidentical
Quantity per packKnown for one	1 pc(s)	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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