Supermicro SUPERSERVER 6026TT-IBQF, Руководство пользователя

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Chapter 5: Advanced Serverboard Setup
5-9
5-5 Adding PCI Cards
PCI Express Slot
The 6026TT-TF/IBXF/IBQF includes four preinstalled riser cards designed specifi -
cally for use in the SC827T-1200B 2U rackmount chassis (one card for each node).
These riser cards support four low-profi le PCI Express x16 cards to fi t inside the
chassis.
PCI Card Installation
A riser card has already been preinstalled into each serverboard. Perform the fol-
lowing steps to add a PCI add-on card:
Remove the PCI slot shield on the chassis by releasing the locking tab. 1.
Insert the add-on card into the riser card. 2.
Secure the add-on card with the locking tab. 3.
Possible System Memory Allocation & Availability
System Device Size Physical Memory Remaining
(Available)
(3 GB Total System Memory) Physical Memory Remaining
(Available)
(4 GB Total System Memory)
Firmware Hub
fl ash memory
(System BIOS) 1 MB 3.00 3.99
Local APIC 4 KB 3.00 3.99
Area Reserved
for the chipset 2 MB 3.00 3.99
I/O APIC (4
Kbytes) 4 KB 3.00 3.99
PCI Enumeration
Area 1 256 MB 3.00 3.76
PCI Express (256
MB) 256 MB 3.00 3.51
PCI Enumeration
Area 2 (if needed)
-Aligned on 256-
MB boundary- 512 MB 3.00 3.01
VGA Memory 16 MB 2.85 2.85
TSEG 1 MB 2.84 2.84
Memory available
to OS & other
applications 2.84 2.84
Due to the memory allocation to system devices, the amount of memory that
remains available for operational use will be reduced when 4 GB of RAM is used.
The reduction in memory availability is disproportional. Refer to the table below.