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K Service Source
Macintosh Quadra 800/WS
80
Macintosh Quadra 800
Workgroup Server 80
K Service Source
Specifications
Quadra 800/WS 80
Specifications Processor - 2
Processor
CPU Motorola 68040 microprocessor
33 MHz
Built-in paged memory management unit (PMMU), floating-point
unit (FPU), and 8K memory cache
Addressing 32-bit registers
32-bit address/data bus
Specifications Memory - 3
Memory
DRAM 8 MB (soldered DRAM) or 24 MB (8 MB soldered DRAM plus four
4 MB SIMMs) standard; expandable to 136 MB
72-pin SIMMs
60 ns access time
ROM 1 MB soldered on logic board
PRAM 256 bytes of parameter memory
Specifications Memory - 4
VRAM 512K or 1 MB standard, expandable to 1 MB (80 ns or faster
VRAM SIMMs)
Maximum pixel depths for 512K / 1 MB VRAM:
12-inch color (512 x 384) - 16 / 16 bits per pixel
12-inch monochrome (640 x 480) - 8 / 8 bits per pixel
13-inch color (640 x 480) - 8 / 16 bits per pixel
15-inch portrait (640 x 870) - 4 / 8 bits per pixel
16-inch color (832 x 624) - 8 / 16 bits per pixel
19-inch color (1024 x 768) - 4 / 8 bits per pixel
21-inch monochrome (1152 x 870) - 4 / 8 bits per pixel
21-inch color (1152 x 870) - 4 / 8 bits per pixel
VGA (640 x 480) - 8 / 16 bits per pixel
SVGA (800 x 600) - 8 / 16 bits per pixel
Clock/Calendar CMOS custom chip with long-life lithium battery
Specifications Disk Storage - 5
Disk Storage
Floppy Drive Internal, 1.4 MB Apple SuperDrive
Hard Drive Internal, 3.5 in. hard drive (230, 500, 1000 MB) optional
CD-ROM Drive Internal, CD-300 mechanism optional
Specifications I/O Interfaces - 6
I/O Interfaces
Serial Two RS-232/RS-422 ports; mini DIN-8 connectors
230.4K baud maximum
0.920 Mbit/sec. if external clock source is provided (modem
interface only)
Asynchronous, synchronous (modem only), and AppleTalk
(printer only) protocols supported
Video One video port; DB-15 connector
Supports Apple monitors (up to 16 bits), VGA monitors, and NTSC
and PAL video standards
Ethernet One Ethernet port; AUI-15 connector
Specifications I/O Interfaces - 7
SCSI One SCSI port; DB-25 connector
Supports a maximum of eight devices (including the computer,
which is always device 7)
NuBus Three slots support standard size cards, burst-mode transfers, a
processor write buffer, and NuBus `90; 96-pin Euro-DIN
connectors
Expansion One 68040 processor-direct slot (PDS); 140-pin connector
Audio One 8-bit stereo output port; one 8-bit monaural input port;
mini phone jack connectors
Apple Desktop Bus Two Apple Desktop Bus (ADB) ports for keyboard, mouse, and
low-speed input devices; mini DIN-4 connectors
Specifications I/O Devices - 8
I/O Devices
Keyboard Apple Keyboard, Apple Extended Keyboard, Apple Keyboard II, or
Apple Extended Keyboard II (optional); mini DIN-4 connector
Mouse Apple Desktop Mouse or Apple Desktop Mouse II; mini DIN-4
connector
Microphone Electret, omnidirectional; output voltage is 4 mV, peak to peak, at
normal value; mini phone plug connector
Specifications Sound and Video - 9
Sound and Video
Video Display Built-in VRAM video support for all Apple monitors; two VRAM
expansion slots (one bank)
Supports Apple 16-bit monitors and many non-Apple monitor
types (NTSC, PAL, VGA)
Multiple external color and monochrome monitors through NuBus
expansion slots
Sound Generator Enhanced Apple sound chip (EASC), including four-voice wave-
table synthesis and stereo sampling generator capable of
driving stereo mini-phone-jack headphones or stereo
equipment
Specifications Electrical - 10
Electrical
Line Voltage 100