System Block Diagram; Nv Link Diagram - Gigabyte G481-S80 User Manual

Dual lga3647 sockets motherboard for intel xeon processor scalable family processors
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1-3

System Block Diagram

BIOS
SPI Flash 32MB
2666/2400/2133 MHz
DDR4
2DPC
6-Channel
12 x DIMM slots
PCIe x8 Proprietary slot
(Rear side, for OCP LAN card)
GPU#0
GPU#1
1-4

NV Link Diagram

GPU
2
GPU
3
PCIe
Switch
PCH
8 x SATAIII
Intel C621
Lewisburg
10-bay 2.5" SATA with 4-bay 2.5" NVMe SSD
CPU0
Skylake-SP
LGA 3647
Socket P0
PLX
PLX
GPU#2
GPU
0
GPU
1
PCIe
Switch
CPU
0
UPI / QPI
PCIe Gen3 x16 @ 8Gb/s
2/3 x UPI @9.6/10.4 GT/s
PLX
GPU#3
GPU#4
NVLINK
GPU
4
GPU
5
PCIe
Switch
Pascal: 4 NVLinks @ 40GB/s
Volta: 6 NVLinks @ 50GB/s
- 15 -
PCIe x16 slot
(Front side, support MD2 card)
2666/2400/2133 MHz
CPU1
Skylake-SP
LGA 3647
Socket P0
2A~2D
12 x DIMM slots
PLX
GPU#5
GPU#6
CPU
1
Hardware Installation
DDR4
2DPC
6-Channel
GPU#7
GPU
6
GPU
7
PCIe
Switch

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