Quick Specs

System Board
System Board Form Factor
Custom Form Factor, 13" x 14.25" (330.20mm x 361.95mm)
Processor Socket Dual LGA2011-3
CPU Bus Speed QPI: Up to 9.6GT/sec, dual link implementation
Chipset Intel® C612 Chipset
Super I/O Controller Nuvoton NPCD379H
Memory Expansion Slots 16 slots (8 slots per CPU)
Memory Type Supported DDR4 R-DIMM (Registered), ECC: 4GB, 8GB, and 16GB DDR4 LR-DIMM (Load Reduced), ECC: 32GB
(64GB and 128GB added after initial release)
Memory Modes NUMA (Non-Uniform Memory Architecture), Memory Node Interleave
Memory Speed Supported 1600MHz, 1866MHz, and 2133MHz
QuickSpecs
HP Z840 Workstation
System Technical Specifications
DA - 15098 Worldwide QuickSpecs — Version 3 — 11/1/2014 Page 15