HP Workstations FAQs

What are the key dierences between the HP Zx20 generation and this one?
• The next generation of HP Zx40 comes with the latest generation Intel® processors, code name Haswell, along
with the next generation Intel® chipset, and NVIDIA® and AMD graphics cards.
FAQ | HP Desktop Workstation FAQs
HP Z420/Z620/Z820 Workstations HP Z440/Z640/Z840 Workstations
Processors
1,4
Intel® Xeon® E5-1600 and E5-2600
Intel® Xeon® E5-1600 v2 and E5-2600 v2
Intel® Xeon® E5-1600 v3 and E5-2600 v3
Chipset
Intel® C602
Intel® C612
Graphics
NVIDIA® Quadro® – Kepler
AMD FirePro™ – Southern Islands
NVIDIA® Quadro® – Kepler (refresh) and Maxwell AMD
AMD FirePro™ – Southern Islands and Volcanic Islands
Memory
4
Z420:DDR3ECCUnbuered1600/1866MHz
Z620/Z820:DDR3ECCUnbuered
and Registered 1600/1866MHz
Z440/Z640/Z840: DDR4 ECC Registered 2133MHz
USB Front: 1 x USB 2.0, 2 x USB 3.0
Rear: 4 x USB 2.0, 2 x USB 3.0
Front: 4 x USB 3.0
Rear: 4 x USB 3.0, 2 x USB 2.0
PCI Slots
5
Z420:
• 2 x PCIe Gen 3 x16
• 1 x PCIe Gen 3 x8
• 1 x PCIe Gen 2 x8(x4)
• 1 x PCIe Gen 2 x4(x1)
• 1 x PCI 32bit/33MHz
Z620:
• 2 x PCIe Gen 3 x16
• 1 x PCIe Gen 3 x8
• 1 x PCIe Gen 2 x8(x4)
• 1 x PCIe Gen 2 x4(x1) (1CPU only)
• 1 x PCI 32bit/33MHz
Z820:
• 2 x PCIe Gen 3 x16
• 1 x PCIe Gen 3 x16 (2CPU only)
• 1 x PCIe Gen 3 x8 (2CPU only)
• 1 x PCIe Gen 3 x4
• 1 x PCIe Gen 2 x4
• 1 x PCI 32bit/33MHz
• 1 x Mechanical-only slot
Z440:
• 2 x PCIe Gen 3 x16
• 1 x PCIe Gen 3 x8
• 1 x PCIe Gen 2 x4
• 1 x PCIe Gen 2 x1
• 1 x PCI 32bit/33MHz
Z640:
• 2 x PCIe Gen 3 x16
• 1 x PCIe Gen 3 x8
• 1 x PCIe Gen 2 x4
• 1 x PCIe Gen 2 x1 (1CPU only)
• 1 x PCI 32bit/33MHz
Z840:
• 2x PCIe Gen3 x16 slot
• 1x PCIe Gen3 x16 (2CPU only)
• 1x PCIe Gen3 x8 slot (2CPU only)
• 1x PCIe Gen2 x4 slot (1CPU) or 1x PCIe
Gen3 x8 (2CPU) slot
• 1x PCIe Gen3 x4 slot
• 1x PCIe Gen2 x1 slot
• 1x mechanical only
• No legacy PCI
Chassis Z420:
• 17.6” H x 7.0” W x 17.5” D
• 44.8 cm H x 17.8 cm W x 44.5 cm D
• > 4U in rack
• Optional front handle
Z440:
• 17.0” H x 6.65” W x 17.5” D
• 43.2 cm H x 16.9 cm W x 44.5 cm D
• < 4U in rack
• Integrated front handle and rear recess
LAN Z620:
• 2x integrated GbE LAN
Z640:
• 1x integrated GbE LAN
3