Memory Population Table - Gigabyte R283-Z91-AAV1 User Manual

3-6-4 Memory Population Table

EPYC Memory Speed based on DIMM Population (One DIMM per Channel)
DIMM
Type
RDIMM
3DS RDIMM
EPYC Memory Speed based on DIMM Population (Two DIMM per Channel)
DIMM
Type
DIMM 0
RDIMM
3DS
RDIMM
2S2R (4 Ranks)
2S4R (8 Ranks)
2S8R (16 Ranks)
Note:
• When only one DIMM is used, it must be populated in memory slot DIMM1.
DIMM Population
DIMM 0
1R (1 Rank)
2R (2 Ranks)
2S2R (4 Ranks)
2S4R (8 Ranks)
2S8R (16 ranks)
DIMM Population
DIMM 1
-- 1R
1R 1R
-- 2R
1R 2R
2R 2R
-- 2S2R (4 Ranks)
-- 2S4R (8 Ranks)
-- 2S8R (16 Ranks)
2S2R (4 Ranks)
2S4R (8 Ranks)
2S8R (16 Ranks)
System Hardware Installation
DDR5 Frequency (MT/s)
DDR5 Frequency (MT/s)
14L 93mil
high-Dk
PCB stackup
4800
4000
4400
3600
3600
4400
4400
4400
3600
3600
3600
- 38 -
Max EPYC 9004
4800
4800
4800
4800
4800
14L 74mil 16L 93mil
high-Dk high-Dk
PCB stackup PCB stackup
4800 4800
4000 4000
4800 4800
3600 3600
3600 3600
4800 4800
4800 4800
4800 4800
3600 3600
3600 3600
3600 3600