The short-lived Apple Macintosh Centris 660AV features a 25 MHz 68040 processor, a 55 MHz AT&T 3210 DSP processor to accelerate multimedia functions, 8 MB of RAM, and a 230 MB or 500 MB hard drive in a low-profile desktop case. An internal 2X CD-ROM drive also was provided by some configurations.

In addition to the multimedia-specific co-processor, this model also has S-video and composite video in/out (RCA) ports for video production.

The Quadra version of the Macintosh Centris 660AV is the Quadra 660AV.

• Tech Specs
• Ports

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:

July 29, 1993

Discontinued Date:

October 21, 1993

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 1993.

Processor Speed:

25 MHz*

Processor Type:

68040

Details:

*The Macintosh Centris 660AV has a 32-bit processor and a 32-bit data path. Sometimes this model is designated as having a 50 MHz processor, since the clock input runs at 50 MHz. However, the processor itself is not "clock doubled," so technically it only is a 25 MHz processor. It also has a 55 MHz AT&T 3210 DSP processor to accelerate multimedia functions.

Processor Upgrade:

Third-Party*

FPU:

Integrated

Details:

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

System Bus Speed:

25 MHz

Cache Bus Speed:

N/A

Details:

N/A

ROM Type:

Macintosh ROM

ROM Size:

2 MB

Details:

N/A

L1 Cache:

8k

L2 Cache:

N/A

Details:

N/A

RAM Type:

72-pin SIMM

Min. RAM Speed:

70 ns

Details:

N/A

Standard RAM:

8 MB

Maximum RAM:

68 MB

Details:

This model can be upgraded to 68 MB of RAM with two 32 MB SIMMs. Also see: Actual Max RAM of All G3 & Later Macs.

Motherboard RAM:

4 MB

RAM Slots:

2

Details:

N/A

Video Card:

Dedicated*

VRAM Type:

Onboard*

Details:

*1 MB of onboard 80 ns DRAM is dedicated to video function.

Standard VRAM:

1 MB

Maximum VRAM:

1 MB

Details:

The onboard VRAM cannot be upgraded.

Display Support:

Single Display*

Resolution Support:

512x384-1152x870*

Details:

*By default, the Macintosh Centris 660AV only supports a single display, but a second one can be supported with the addition of a compatible PDS or NuBus video card. The standard video can support 512x384 and 640x400 at 24-bit color, 640x480, 800x600, and 832x624 at 16-bit color and 1024x768 and 1152x870 at 8-bit color.

2nd Display Support:

Single Display*

2nd Max. Resolution:

Variable*

Details:

*This model can support a second display with the addition of a video card. By default, it only supports a single display.

Standard Hard Drive:

230 MB, 500 MB*

Int. HD Interface:

SCSI

Details:

*By default, this model is configured with a 230 MB or 500 MB internal SCSI hard drive.

Standard Optical:

2X CD-ROM (Optional*)

Standard Disk:

1.44 MB (Either**)

Details:

*2X CD-ROM drive standard on M9043LL/A and M1840LL/A configurations. **Readers have reported that there are Centris 660AV models that have manual inject as well as auto inject floppy drives.

Standard Modem:

None

Standard Ethernet:

AAUI-15

Details:

AAUI-15 Ethernet standard.

Expansion Slots:

1 PDS or 7" NuBus*

Expansion Bays:

None**

Details:

*NuBus slot available with PDS-to-NuBus adapter (M9049LL/A). This NuBus adapter also "includes support for digital-audio video (DAV) connector." **If the CD-ROM drive is not installed, an external 5.25" bay is available.

Case Type:

Desktop

Form Factor:

Macintosh Centris 610

Details:

N/A

Apple Order No:

M1839LL/A*

Apple Subfamily:

Macintosh Centris 660AV

Details:

*M1839LL/A refers to the configuration with a 230 MB hard drive. With a 230 MB hard drive and a CD-ROM drive is order number M9043LL/A, with a 500 MB hard drive is M9044LL/A and with a 500 MB hard drive and CD-ROM drive is M1840LL/A.

Apple Model No:

M9040

Gestalt ID:

60

Details:

Please note that these identifiers commonly refer to multiple models. Also see: All Macs with the M9040 Model Number and 60 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

Supported Mac OS:

7.1-7.5.1, 7.5.3-8.1

Details:

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

Dimensions:

3.4 x 16.3 x 15.6

Avg. Weight:

14.0 lbs (6.4 kg)

Details:

In inches - height by width by depth, (8.6 cm, 41.4 cm, 39.6 cm).

Original Price (US):

US$2500, US$2900

Est. Current Retail:

N/A

Details:

Photo Credit: Apple Computer, Inc (Sun Remarketing).

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 (DB-15)

Floppy (Ext.):

None

Details:

N/A

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:

1*

S-Video Output:

1*

Details:

*Also includes composite video in/composite video out (RCA) ports.

Microphone:

1 (PlainTalk)

Sound In:

None

Details:

N/A

Sound Out:

1 (16-Bit Stereo)

Headphone:

None

Details:

N/A

Security (Lock):

1

Joystick (PC):

None

Details:

N/A

Power:

1

Power Adapter:

N/A

Details:

100V-240V AC, 50-60 Hz Frequency, 86 Max Watts. Icon Credit: Apple Computer, Inc.

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