4 intel® q35 pcie x16 interface – IEI Integration PCIE-Q350 v1.12 User Manual
Page 38

PCIE-Q350 PICMG 1.3 CPU Card
Page 17
CAUTION:
If more than one DDR2 DIMM is being installed in the system, please
purchase two DIMM that have the same capacity and operating
frequency.
Each DIMM socket can support DIMMs with the following specifications:
DDR2 only
Un-buffered only
667 MHz or 800 MHz
2.0 GB maximum capacity per DIMM (8.0 GB supported with four DIMM)
Memory bandwidth:
o
6.4 GBps in single-channel or dual-channel asymmetric mode
o
12.8 GBps in dual-channel interleaved mode assuming DDR2 800MHz
2.4.4 Intel® Q35 PCIe x16 Interface
The Intel® Q35 PCIe bus is compliant with the PCI Express 1.1a Specifications has the
following PCIe lanes:
One PCIe x16 graphics interface
PCIe frequency of 1.25 GHz (2.5 Gbps in each direction)
For further details on the PCIe interfaces, please refer to Section 2.6.2 on page 30.