Dell PowerEdge R820 - Specifications; Table 3. Technical Specifications

8 PowerEdge R820 Technical Guide
Specifications
Table 3 summarizes the specifications for each of the PowerEdge R820 features. For the latest
information on supported features for the PowerEdge R820, visit Dell.com/PowerEdge.
Table 3. Technical specifications
Feature
PowerEdge R820 technical specification
Form factor
2U rack
Processors
Intel Xeon processor E5-4600 product family
Processor sockets
4 sockets
Internal interconnect
2 Intel QuickPath Interconnect (QPI) links: 6.4GT/s, 7.2GT/s, 8.0GT/s
Cache
2.5MB per core with core options of 4, 6 or 8
Chipset
Intel C602
Memory
1
Up to 1.5TB (48 DIMM slots): 2GB/4GB/8GB/16GB/32GB DDR3 up to 1600MT/s
PCIe slots
7 PCIe slots:
 2 x16 full-height, half-length
 1 x8 full-height, half-length
 3 x8 half-height, half-length
 1 x8 full-height, half-length for the RAID controller
RAID controller
Internal controllers:
PERC H310
PERC H710
PERC H710P
External HBAs (RAID):
PERC H810
External HBAs (non-RAID):
6Gbps SAS HBA
Hard drives
(hot-plug)
Drive bay options:
Up to 16 x 2.5-inch hot-plug SAS, SATA or SSD
Hard drive options:
2.5-inch Express Flash, SAS SSD, SATA SSD, SAS (15K, 10K), nearline SAS (7.2K),
SATA (7.2K); self-encrypting drives (SEDs) available
Embedded NIC
Select Network Adapter options:
Broadcom
®
5720 4x1Gb Base-T
Intel I350 4x1Gb Base-T
Intel X540 2x1Gb + 2x10Gb Base-T
Broadcom 57800S 2x1Gb + 2x10Gb Base-T
Broadcom 57800S 2x1Gb + 2x10Gb SFP+
Broadcom 57840S 4x10Gb SFP+
Mellanox
®
ConnectX
®
-3 Dual Port 40GbE QSFP+
ConnectX-3 Dual Port 10GbE DA/SFP+
Power supply
Titanium efficiency 750W AC power supply
Platinum efficiency 750W or 1100W AC power supply (auto-ranging)
1100W DC power supply
Availability
High-efficiency, hot-plug redundant power supplies; hot-plug hard drives; TPM;
dual internal SD support; hot-plug redundant fans; optional bezel; information
tag; ECC memory; interactive LCD screen; extended thermal support; ENERGY
STAR
®
compliant; switch independent partitioning