The Apple Power Macintosh 7100/66 -- based on the infamous "Carl Sagan" architecture (subsequently renamed "BHA" for "Butt Head Astronomer" and "LAW" for "Lawyers Are Wimps" after a legal threat from Sagan) -- features a 66 MHz PowerPC 601 processor, 8 MB or 16 MB of RAM, a 250 MB or 500 MB hard drive, and an optional 2X CD-ROM drive in a high-profile desktop case.

• Tech Specs
• Ports

Tech Specs

Click on the category for related details. The most commonly needed info is "open" by default, but all info is important.

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Introduction Date:

March 14, 1994

Discontinued Date:

January 3, 1995

Details:

The "Introduction Date" refers to the date a model was introduced via press release. The "Discontinued Date" refers to the date a model either was replaced by a subsequent system or production otherwise ended. Also see: All Macs introduced in 1994.

Processor Speed:

66 MHz

Processor Type:

PowerPC 601

Details:

This model has a 32-bit processor and a 64-bit data path.

Processor Upgrade:

Third-Party*

FPU:

Integrated

Details:

*A variety of third-party processor upgrades and accelerators were available.

System Bus Speed:

33 MHz

Cache Bus Speed:

N/A

Details:

N/A

ROM Type:

Macintosh ROM

ROM Size:

4 MB

Details:

N/A

L1 Cache:

32k

L2 Cache:

256k (Optional)

Details:

N/A

RAM Type:

72-pin SIMM

Min. RAM Speed:

80 ns

Details:

N/A

Standard RAM:

8 MB, 16 MB

Maximum RAM:

136 MB

Details:

This model can support 136 MB of RAM with four 32 MB SIMMs and the 8 MB of onboard memory. Also see: Actual Max RAM of All G3 & Later Macs.

Motherboard RAM:

8 MB

RAM Slots:

4*

Details:

*SIMMs must be installed in matching pairs.

Video Card:

Integrated/Dedicated*

VRAM Type:

256k VRAM SIMM*

Details:

*By default, this model has a VRAM card that has 1 MB of VRAM soldered. This VRAM card also has four slots that can hold 256k VRAM SIMMs. The system has an HDI-45 port onboard that can use 640k of system memory and a DB-15 port via video card.

Standard VRAM:

1 MB*

Maximum VRAM:

2 MB*

Details:

*By default, this model has 1 MB of VRAM on a dedicated VRAM card. It can be expanded to 2 MB by installing four 256k VRAM SIMMs in expansion slots on the card. In addition, the HDI-45 port uses 640k of system memory for video function.

Display Support:

Dual Displays

Resolution Support:

832x624*

Details:

*This model supports one display via the HDI-45 port and another via the DB-15 port. The HDI-45 port uses 640k of system memory and supports a display at 512x394 or 640x480 at 16-bit or 832x624 at 8-bit. By default, the DB-15 port uses the 1 MB of VRAM on the VRAM card to support a display at 512x384, 640x480 or 832x624 at 16-bit and 1024x768 or 1152x870 at 8-bit. With 2 MB of VRAM installed, it supports 512x384, 640x480 or 832x624 at 24-bit and 1024x768 or 1152x870 at 16-bit.

2nd Display Support:

Dual/Mirroring

2nd Max. Resolution:

1152x870*

Details:

*This model can support dual displays by default. With the standard 1 MB of VRAM, the DB-15 port can support a second display up to 832x624 at 16-bit or 1152x870 at 8-bit. Upgraded to 2 MB of VRAM, it can support a second display up to 832x624 at 24-bit or 1152x870 at 16-bit.

Standard Hard Drive:

250 MB, 500 MB

Int. HD Interface:

SCSI

Details:

*By default, this model is configured with a 250 MB or 500 MB internal SCSI hard drive.

Standard Optical:

2X CD-ROM (Optional*)

Standard Disk:

1.44 MB (Manual)

Details:

*Standard in M2465LL/A configuration.

Standard Modem:

None

Standard Ethernet:

AAUI-15

Details:

N/A

Expansion Slots:

1 601 PDS and 3 NuBus

Expansion Bays:

None*

Details:

*If the 2X CD-ROM was not installed, the system has one open front-facing 5.25" drive bay intended for an optical drive.

Case Type:

Desktop

Form Factor:

Macintosh IIvx

Details:

N/A

Apple Order No:

M2464LL/A*

Apple Subfamily:

Power Mac 7100

Details:

*M2464LL/A refers to the configuration with 8 MB of VRAM and a 250 MB hard drive. Configured with 8 MB of RAM, a 250 MB hard drive and an internal 2X CD-ROM drive is M2465LL/A and configured with 16 MB of RAM, a 250 MB hard drive and a copy of SoftWindows (but no CD-ROM drive) is M3077LL/A.

Apple Model No:

M2391

Gestalt ID:

112

Details:

Please note that these identifiers refer to more than one model. Also see: All Macs with the M2391 Model Number and 112 Gestalt ID. For more about identifiers and how to locate them on modern Macs, please refer to EveryMac.com's Mac Identification section.

Battery Type:

3.6V Lithium

Battery Life:

N/A

Details:

N/A

Original Mac OS:

7.1.2

Supported Mac OS:

7.1.2-7.5.1, 7.5.3-9.1

Details:

Earlier and later versions of the Macintosh System/Finder and Mac OS are not supported.

Dimensions:

6.0 x 13.0 x 16.5

Avg. Weight:

25.0 lbs (11.3 kg)

Details:

In inches - height by width by depth, (15.2 cm, 33 cm, 41.9 cm).

Original Price (US):

US$2900, $3300, $3500

Est. Current Retail:

N/A

Details:

Photo Credit: Apple Computer, Inc.

Ports

Click on a category for additional details. The most commonly needed info is "open" by default, but all info is important. The icons correspond with the icons for each port on the computer.

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Video (Monitor):

1 (HDI-45), 1 (DB-15)

Floppy (Ext.):

None

Details:

HDI-45 port is onboard.

ADB:

1

SCSI:

1 (DB-25)

Details:

N/A

Serial (Standard):

None

Serial (Geoport):

2*

Details:

*Two Geoport serial ports standard (one printer, one modem).

Modem:

None

Ethernet:

1 (AAUI-15)

Details:

AAUI-15 Ethernet standard.

S-Video Input:

None

S-Video Output:

None

Details:

N/A

Microphone:

1 (PlainTalk)

Sound In:

None*

Details:

*Single microphone sound in port.

Sound Out:

1 (16-Bit Stereo)

Headphone:

None*

Details:

*Single rear-mounted sound out port.

Security (Lock):

1

Joystick (PC):

None

Details:

N/A

Power:

1

Power Adapter:

N/A

Details:

100V-240V AC, 50-60 Hz Frequency, 230 Max Watts. Icon Credit: Apple Computer, Inc.

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