System Block Diagram - Gigabyte R281-T91 Service Manual

1-3

System Block Diagram

(Rear side)
2-bay 2.5" SATA
2 x SATAIII
8 Channels
DDR4
2666/2400/2133 MHz
Front 2 x USB 3.0
USB3.0 X2
USB3.0 X2
Rear 2 x USB 3.0
QL41102
2 x 10G SFP+ LAN
RTL8211E
MLAN
PHY
CPU_0
SAS3008
CN9975
DDR - 8 IMC
PCIe3.0 X16
USB 3.0
HUB
ASPEED
AST2500
MAC BMC
(Front side)
24-bay 2.5" SAS/SATA HDD/SDD
SAS
Expander
2 x SlimLine
CCPI2 x 24 , 25G/s
OCP2 : PCIe x16
PCIe3.0 X16
OCP1 : PCIe x16
VGA
COM
SPI Flash
64MB
DDR4 512MB
VRAM
- 13 -
CPU_1
CN9975
DDR - 8 IMC
2666/2400/2133 MHz
CRS2124
Switch
CRS2132
Switch
CRS2131
Switch
Hardware Installation
8 Channels
DDR4
PCIe x8
PCIe x16
PCIe x16
PCIe x8
PCIe x8
PCIe x16
PCIe x8
PCIe x8