72
Scalability Maximum 239 switches, depending on
configuration. For the latest supported
configurations, see the SAN Design
Reference Guide available at
http://www.hp.com/go/SANdesignguide
.
Maximum user ports > 475,000 ports depending on
configuration. For the latest supported
configurations, see the SAN Design
Reference Guide available at
http://www.hp.com/go/SANdesignguide
.
Buffer credits 16 buffer credits per port, ASIC embedded
memory
Media type SFP optical transceiver (ports 0-19)
XPAK optical transceive (ports 20-23)
Fabric port speed 2.125, 4.250, 8.50 Gb/s
Maximum frame size 2,148 bytes (2112 byte payload)
System processor 440EP PowerPc
Fabric latency (intra-switch)
2 Gb/s to 2 Gb/s
4 Gb/s to 4 Gb/s
8 Gb/s to 8 Gb/s
10 Gb/s to 10 Gb/s
20 Gb/s to 20 Gb/s
< 0.6 sec
< 0.3 sec
< 0.2 sec
< 0.2 sec
< 0.2 sec
Bandwidth
Point-to-point
Aggregate (single switch)
425 MB, full duplex at 2 Gb/s
850 MB, full duplex at 4 Gb/s
1,700 MB, full duplex at 8 Gb/s
2,550 MB, full duplex at 10 Gb/s
5,100 MB, full duplex at 20 Gb/s
Up to 54 GB full duplex
Air flow Front-to-back
Table 9 General specifications (Continued)
Specification Description
