HP EliteBook 820 G3 Notebook PC 
HP EliteBook 840 G3 Notebook PC 
HP EliteBook 850 G3 Notebook PC 
Features 
Not all configuration components are available in all regions/countries. 
c04688005 – DA 15295 – World Wide – Version 1 – December 9, 2015 
 
Intel® I219-V Gigabit Network 
Connection 
10 Mbit/s operation (10BASE-T; IEEE 802.3i; IEEE 802.3 
clauses 13-14) 
100 10 Mbit/s operation (10BASE-T; IEEE 802.3i; IEEE 
802.3 clauses 13-14) 
100 Mbit/s operation (100BASE-TX; IEEE 802.3u; IEEE 
802.3 clauses 21-30) 
1000 Mbit/s operation (1000BASE-T; IEEE 802.3ab; IEEE 
8023. Clauses 40) 
Auto-Negotiation (Automatic Speed Selection) 
Full Duplex Operation at all Speeds, Half Duplex 
operation at 10 and 100 Mbit/s 
IEEE 802.1p QoS (Quality of Service) Support 
IEEE 802.1q VLAN support 
IEEE 802.3x Flow Control (IEEE 802.3 clauses 31-32; 
configurable) 
IEEE 802.3az EEE(Energy Efficient Ethernet) 
Jumbo Frame 9K 
Auto MDI/MDIX Crossover cable detection 
ACPI compliant - multiple power modes 
Energy Detect Low Power Mode(Green Ethernet) 
TCP/IP/UDP Checksum Offload (configurable) 
Protocol Offload( ARP & NS) 
Large send offload and Giant send offload 
Receiving Side Scaling 
MACSec Offload (802.3ae) 
Intel Non-vPro 
iSCSI Boot 
Wake-on-LAN from standby and hibernation (Magic 
Packet and Microsoft Wake-Up Frame); Wake-on-LAN 
from off (Magic Packet only) 
PXE 2.1 Remote Boot 
Statistics Gathering (SNMP MIB II, Ethernet-like MIB, 
Ethernet MIB (802.3x, clause 30)) 
Comprehensive diagnostic and configuration software 
suite 
Virtual Cable Doctor for Ethernet cable status 
PCI Express 1.1 x1 to fully support ASPM L0s/L1 and 
CLKREQ. 
NOTE: Intel 82579 PCIe interface is not PCIe compliant. It 
operates at half of PCIe specification V1.1 (2.5GT/S)