Owners Manual

Your system memory is organized into eight channels per processor (two memory sockets per channel) for a total of 16 memory
sockets per processor. In each channel, the 1st socket is marked white and the 2nd socket black.
Figure 42. Memory socket location
Memory channels are organized as follows:
Table 12. Memory channels
Processo
r
Channel A Channel
B
Channel C Channel D Channel E Channel F Channel G Channel H
AMD
Processor
Slots 6 and
12
Slots 5
and 11
Slots 2 and
10
Slots 1 and
9
Slots 8 and
16
Slots 7 and
15
Slots 4 and 14 Slots 3 and 13
Table 13. Supported memory matrix
DIMM type Rank
type
Capacity DIMM rated voltage and
speed
Operating Speed
1 DIMMs per
Channel (DPC)
2 DIMMs per
Channel (DPC)
RDIMM 1R 8 GB DDR4 (1.2V), 3200 MT/s 3200 MT/s 2933 MT/s
2R 16 GB, 32 GB, 64
GB
DDR4 (1.2V), 3200 MT/s 3200 MT/s 2933 MT/s
LRDIMM 8R 128 GB DDR4 (1.2V), 2666 MT/s 2666 MT/s 2666 MT/s
8R 128 GB DDR4 (1.2V), 3200 MT/s 3200 MT/s 2933 MT/s
48 Installing and removing system components