Table 1-5. Library storage capacity and data transfer rate
Characteristic 2U Library Specification 4U Library Specification
Maximum storage capacity -
Ultrium 4 Data Cartridges
v 24 data cartridges
v Native: 19.2 TB
v Compressed: 38.4 TB (2:1
compression)
v 48 data cartridges
v Native: 38.4 TB
v Compressed: 75.2 TB (2:1
compression)
Maximum storage capacity -
Ultrium 3 Data Cartridges
v 24 data cartridges
v Native: 9.6 TB
v Compressed: 19.2 TB (2:1
compression)
v 48 data cartridges
v Native: 19.2 TB
v Compressed: 38.4 TB (2:1
compression)
Maximum data transfer rate LTO 3 HH: Native: 60 MBs
LTO 3 FH: Native: 80 MBs (288 GB/hr.)
Compressed: 160 MBs (576 GB/hr.) (2:1 compression)
LTO 4 HH and FH: Native: 120 MBs
Compressed: 240 MBs (2:1 compression)
Ultrium Tape Drives
This library supports the Ultrium 3 and Ultrium 4 Tape Drives. Each tape drive in
the library is packaged in a container called a drive sled. The drive sled is a
customer replaceable unit (CRU), and is designed for quick removal and
replacement in the library.
The Ultrium 4 Full height Tape Drives support SAS, or Fibre Channel interfaces. It
features two SFF-8088 SAS connectors, or one LC Fibre Channel connector. The
Ultrium 4 Half height Tape Drive supports one SAS SFF-8088 connector.
The Ultrium 3 Full height Tape Drive supports LVD Ultra160, or Fibre Channel
interfaces. It features two HD68 connectors or one LC Fibre Channel connector. The
Ultrium 3 Half height Drive supports one SAS SFF-8088 connector.
Chapter 1. Product Description 1-9
