Supported Memory - Dell PowerEdge M620 Technical Manual

Table 7 lists the DIMMs that are supported on the M620. For the latest information on supported
memory, visit Dell.com.
Only
Capacity
(GB)
2
2
2
2
2
4
4
4
4
4
4
4
8
8
8
8
16
16
16
16
1
32
1
32
1
32GB DIMMS available Q2 2012
Flexible memory configurations are supported on the M620, ranging from capacities of 2 GB to
768 GB (using 32 GB DIMMS—available Q2 2012). The M620 supports up to 12 DIMMs per processor
(up to 24 DIMMs in a dual-processor configuration). Each processor has four memory channels,
with each channel supporting up to three DIMMs.
The M620 is available in the following memory capacity options:
24-DIMM capacity: uses a 57 mm heatsink and is recommended for use with processors of 95W

or less
 20-DIMM capacity: uses a 77 mm heatsink for cooling efficiency and is recommended for use
with 115W and 130W processors
PowerEdge M620 Technical Guide
17
Speed
Type
(MT/s)
1600 RDIMM
1333 RDIMM
1333 RDIMM
1333 UDIMM
1333 UDIMM
1333 RDIMM
1333 RDIMM
1600 RDIMM
1333 RDIMM
1333 RDIMM
1333 UDIMM
1333 UDIMM
1333 RDIMM
1333 RDIMM
1333 RDIMM
1600 RDIMM
1066 RDIMM
1066 RDIMM
1600 RDIMM
1333 RDIMM
1333 LRDIMM
1333 RDIMM
Ranks
Data
per SDDC support
width
DIMM
1 x8 Advanced ECC
1 x8 Advanced ECC
1 x8 Advanced ECC
1 x8 Advanced ECC
1 x8 Advanced ECC
2 x8 Advanced ECC
2 x8 Advanced ECC
2 x8 Advanced ECC
1 x4 All modes
2 x8 Advanced ECC
2 x8 Advanced ECC
2 x8 Advanced ECC
2 x4 All modes
2 x4 All modes
2 x4 All modes
2 x4 All modes
4 x4 All modes
4 x4 All modes
2 x4 All modes
2 x4 All modes
4 x4 All modes
4 x4 All modes
Voltage
1.5
1.35
1.35
1.35
1.35
1.35
1.35
1.5
1.35
1.35
1.35
1.35
1.35
1.35
1.35
1.5
1.35
1.35
1.5
1.35
1.35
1.35