Specifications

Memory Power Macintosh - 1 2
Power Macintosh
7100 Series
The Power Macintosh has 8
MB of DRAM soldered onto the
logic board. You can expand
the amount of memory to a
total of 136 MB by installing
DRAM SIMMs.
VRAM Note: The non-AV versions of the
PM 7100 computers must have the Power
Macintosh 2 MB Video Card installed for
video support. This video card has 1 MB of
soldered VRAM and is expandable to 2 MB of
VRAM using four 256K VRAM SIMMs. The AV
versions of the PM 7100 use the AV card,
which comes with 2 MB of VRAM and is not
upgradeable.
Memory Information
DRAM Speed 80 ns
SIMM Type 72-pin
Soldered DRAM 8 MB
Number of SIMM Slots 4
Supported Sizes in MB 4, 8, 16, 32
Maximum DRAM 136 MB
Virtual Memory 1 GB
Soldered VRAM 1 MB (on card)
Number of VRAM Slots See VRAM Note
Note: SIMMs must be installed in pairs of
the same size or the system will read both
SIMMs at the higher density. System crashes
are possible in this situation.
Note: The Power Macintosh 7100 operates
in 32-bit mode only and cannot be toggled
back to 24-bit mode.
DRAM Configurations
8 MB The Power Macintosh 7100
Series logic boards have 8 MB
of soldered DRAM.
Up to
136 MB
Use 4, 8, 16, or 32 MB 72-pin
SIMMs.