Specifications

18 Dell PowerEdge R220 Technical Guide
5 Memory
The Dell PowerEdge R220 provides a high performance, high-speed memory interface capable of
low latency response and high throughput. Intel-based R220 systems offer up to 4 DIMMs and up to
32GB memory.
Supported memory
The R220 supports the memory technologies shown in Table 7.
Memory technologies supported Table 7.
Feature
UDIMM
Register
No
Buffer
No
Frequencies*
1600MT/s
Ranks supported
2
Capacity per DIMM
4 or 8GB
Maximum DIMMs per channel
2
DRAM technology
2Gb and 4Gb
Temperature sensor
Yes
Unbuffered UDIMM Error
Correction Code (ECC)
Yes
Single Device Disable Code
(SDDC)
No
Address parity
Yes
*Although the R220 supports DIMM speeds lower than 1600MT/s, you can only purchase this system with DIMM
speeds of 1333MT/s and 1600MT/s on Dell.com/PowerEdge.
The R220 supports the DIMMs listed in Table 8. For the latest information on supported memory,
visit Dell.com/PowerEdge.
DIMMs supported Table 8.
Capacity
(GB)
Speed
MT/s
Type
RANKS
per
DIMM
Data
width
Mirroring
Advanced
ECC
Voltage
4GB
1600
UDIMM
2
X8
NA
NA
1.35V
4GB
1600
UDIMM
2
x8
NA
NA
1.35V
4GB
1600
UDIMM
2
x8
NA
NA
1.35V