Supermicro X7DB8-X - Page 27

Chapter 2: Installation
2-7
To Install: Insert module vertically and press down until it
snaps into place. Pay attention to the alignment notch at
the bottom.
Figure 2-2. Installing and Removing DIMMs
To Remove:
Use your thumbs
to gently push
the release tabs
near both ends of
the module. This
should release it
from the slot.
II
DDR2 FBD
DDR2 FBD Slot
®
S
U
P
E
RX
7DB
8
/E
-
X
Possible System Memory Allocation & Availability
System Device Size Physical Memory
Remaining (-Available)
(4 GB Total System Memory)
Firmware Hub fl ash memory (System
BIOS)
1 MB 3.99
Local APIC 4 KB 3.99
Area Reserved for the chipset 2 MB 3.99
I/O APIC (4 Kbytes) 4 KB 3.99
PCI Enumeration Area 1 256 MB 3.76
PCI Express (256 MB) 256 MB 3.51
PCI Enumeration Area 2 (if needed)
-Aligned on 256-MB boundary-
512 MB 3.01
VGA Memory 16 MB 2.85
TSEG 1 MB 2.84
Memory available to OS and other ap-
plications
2.84