Introduction Date: October 21, 1991
Discontinued Date: May 18, 1992
Original Mac OS: 7.0.1
Supported Mac OS: 7.0.1-7.5.1, 7.5.3-8.1
Apple Order/Model: M4210LL/A*
Model Family: M4200
Processor Speed: 25 MHz*
Processor Type: 68040
Standard RAM: 4 MB
Maximum RAM: 256 MB*
Processor Upgrade: Third-Party*
FPU: Integrated
System Bus Speed: 25 MHz
Cache Bus Speed: N/A
ROM Type: Macintosh ROM
ROM Size: 1 MB
L1 Cache: 8k
L2 Cache: N/A
RAM Type: 30-pin SIMM
Min. RAM Speed: 80 ns
Motherboard RAM: None
RAM Slots: 16*
Video Card: Dedicated*
VRAM Type: VRAM SIMM*
Standard VRAM: 1 MB*
Maximum VRAM: 2 MB*
Display Support: Single Display*
Resolution Support: 512x384-1152x870*
2nd Display Support: Single Display*
2nd Max. Resolution: Variable*
Standard Hard Drive: 160 MB, 400 MB*
Int. HD Interface: SCSI
Standard Optical: None*

Standard Disk: 1.44 MB (Auto)
Standard Modem: None
Standard Ethernet: AAUI-15
Expansion Slots: 1 040 PDS, 5 NuBus*
Expansion Bays: 2 (5.25")**
Case Type: Tower
Form Factor: Mac Quadra 900
Apple Subfamily: Macintosh Quadra 900
Gestalt ID: 20
Battery Type: 3.6V Lithium
Battery Life: N/A
Dimensions: 18.6 x 8.9 x 20.6
Avg. Weight: 36.8 lbs (11.5 kg)
Original Price (US): US$7200, US$8500
Est. Current Retail: N/A
Video (Monitor): 1 (DB-15)
Floppy (Ext.): None
ADB: 1
SCSI: 1 (DB-25)
Serial (Standard): 2
Serial (Geoport): None
Modem: None
Ethernet: 1 (AAUI-15)
S-Video Input: None
S-Video Output: None
Microphone: 1 (Omni)
Sound In: None
Sound Out: 1 (8-Bit Stereo)
Headphone: None
Security (Lock): 1 (Lockable Front)
Joystick (PC): None
Power: 1
Power Adapter: N/A