Specifications

Memory Performa - 9
Performa 578
The Performa 578 logic
board has 8 MB of DRAM, 4
of which are soldered to the
logic board. You can expand
the memory to a total of 36
MB by installing DRAM
SIMMs.
Memory Information
DRAM Speed 80 ns
SIMM Type 72-pin
Soldered DRAM 4 MB
Number of SIMM Slots 1
Supported Sizes in MB 1, 2, 4, 8, 16,
32 MB
Maximum DRAM 36 MB
Virtual Memory 1 GB
Soldered VRAM None
Number of VRAM Slots 2
Note: The Performa 578 comes with two
512K VRAM SIMMs installed. VRAM is not
upgradeable.
DRAM Configurations
8 MB The Performa 578 logic board
comes with 4 MB of soldered
DRAM and one 4 MB SIMM.
Up to
36 MB
Use 1, 2, 4, 8, 16, or 32 MB
72-pin SIMMs.
VRAM Configurations
1 MB Install two 512K VRAM SIMMs.