01.02.2013 Views

Chapter 4 PA-RISC Computer Systems - OpenPA.net

Chapter 4 PA-RISC Computer Systems - OpenPA.net

Chapter 4 PA-RISC Computer Systems - OpenPA.net

SHOW MORE
SHOW LESS

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

HP zx6000 Internals<br />

Buses<br />

� PDH controller<br />

� Serial controller, DUART (16550A-compatible)<br />

� FPGA controller for ACPI (2.0) and LPC<br />

� Baseboard management controller (BMC — IPMI interface)<br />

� 10/100 Ether<strong>net</strong> for management (Intel 82550)<br />

� Itanium 2/zx1 processor bus 6.4 GB/s<br />

� Two independent zx1 memory buses, 266 MHz, each 4.25 GB/s — aggregate 8.5 GB/s memory<br />

bandwidth<br />

� Seven zx1 I/O channels/buses, aggregate 3.5 GB/s<br />

� Three PCI-X 64/133 I/O buses<br />

� PCI-X 64/66 I/O bus (for SCSI/Gigabit Ether<strong>net</strong> onboard)<br />

� PCI 32/33 I/O bus (for IDE/USB/management onboard devices)<br />

� Two SCSI-3 Ultra320 (LVD) storage I/O buses<br />

� AGP 4x graphics bus<br />

� UltraATA-100 IDE storage I/O bus<br />

Memory<br />

� PC2100 registered ECC DDR266 SDRAM DIMMs<br />

� Takes up to 2 GB modules<br />

� Twelve slots<br />

� 512 MB minimum (2×256 MB)<br />

� 24 GB maximum (12×2 GB)<br />

� 8.5 GB/s memory bandwidth<br />

Expansion<br />

� Three PCI-X 64-bit/133 MHz slots, full-length<br />

� All PCI slots are 3.3 V<br />

� One AGP Pro 4x 32-bit slot, 1.5 V<br />

317

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!