مشخصات فنی ورک استیشن اچ پی Z820:

Product features
Feature
Description
Chipset
Intel C602 chipset
Form Factor
Rackable minitower
Color
Black/Silver
I/O slots (see system board section for more details)
PCI Express Gen3 x16 slots
PCI Express Gen3 x8 slot – with x16 connector
PCI Express Gen3 x4 slot – with x8 connector
PCI Express Gen2 x4 slot – with x8 connector
PCI 32-bit/33-MHz slot
1 Mechanical-only slot, supporting cards which mount only to the I/O bulkhead and not the motherboard (half-length, full-height)
The PCIe x8 connectors are open ended, allowing a PCIe x16 card to be seated in the slot.
Bays
Total Bays = 7
Internal bays
4 internal 3.5-inch bays (4 with acoustic dampening rail assemblies)
External bays
3 external 5.25-inch bays
Top bay device depth limit: 175 mm
Middle bay device depth limit: 206 mm
Bottom bay device depth limit: 206 mm
Front I/O
2 USB 3.0
1 USB 2.0
1 Headphone
1 Microphone, and 1 IEEE 1394a
Rear I/O
1 IEEE-1394a
2 USB 3.0
4 USB 2.0
1 Serial
PS/2 keyboard and mouse
2 RJ-45 to integrated Gigabit LAN
1 Audio Line-In, 1 Audio Line-Out, 1 Microphone
Internal USB
6 USB 2.0 ports available by three 2 x 5 headers
Hard drive controllers supported
SATA and SAS controllers
Memory
16 DIMM slots, up to 512GB, 8-channel ECC DDR3 1600 MHz, 4 channels per CPU
Drive bays
3 external 5.25-inch bays, 4 internal 3.5-inch bays
Ports
Front: 2 USB 3.0, 1 USB 2.0, 1 IEEE 1394a standard, 1 microphone in, 1 headphone out, HP 22-in-1 Media Card Reader (optional)
Rear: 2 USB 3.0, 4 USB 2.0, 1 IEEE 1394a, 1 audio in, 1 audio out, 1 microphone in, 2 PS/2, 2 RJ-45 to integrated Gigabit LAN, 1 serial
Internal: 6 USB 2.0 ports available by three 2 x 5 headers