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Apple Macintosh LC 475 Specs

All Macintosh LC Models | All 1993 Models | Dynamically Compare This Mac to Others

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Apple Macintosh LC 475The Apple Macintosh LC 475 features a 25 MHz 68LC040 processor, 4 MB or 8 MB of RAM, and either an 80 MB, a 160 MB, or a 250 MB hard drive in a sleek, compact "pizza box" case.

The consumer version of the LC 475 is the Performa 475 series, and although the case is a bit different, the business version is the Quadra 605.

To purchase or upgrade a vintage Mac -- and newer Macs -- see site sponsor OHS.

  • Tech Specs
  • Ports

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

October 21, 1993 May 1, 1994
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.
25 MHz* 68LC040
Details: *The Macintosh LC 475 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.
Socketed* None
Details: *This processor is socketed and can be upgraded to a 68040 as well as a PowerPC 601 processor.
25 MHz N/A
Details: N/A
Macintosh ROM 1 MB
Details: N/A
8k None*
Details: *This model had the option of a 256k cache on a riser card that plugged into the CPU socket. This cache card was socketed to hold the processor.
72-pin SIMM 80 ns
Details: N/A
4 MB, 8 MB 132 MB*
Details: *Apple only officially supports up to 36 MB of RAM by installing a single 32 MB SIMM. However, third-parties have been able to upgrade it to 132 MB by installing a single 128 MB SIMM.

Also see: Actual Max RAM of All G3 & Later Macs.
4 MB 1
Details: N/A
Dedicated* VRAM SIMM*
Details: *The Macintosh LC 475 has slots for two 80 ns VRAM SIMMs.
512k* 1 MB*
Details: *By default, 512k of VRAM is installed as two 256k VRAM SIMMs. The VRAM can be upgraded to 1 MB by installing two 512k VRAM SIMMs.
Single Display* 512x384-1152x870*
Details: *By default, the Macintosh LC 475 only supports a single display, but a second one can be supported with the addition of an LC III PDS video card. With the default 512k of VRAM, the LC 475 can support a single display at 512x384 at 16-bit color, 640x480 and 832x642 at 8-bit color and 1024x768 and 1152x870 at 4-bit color. Upgraded to 1 MB of VRAM, it can support up to 832x624 at 16-bit color and 1024x768 and 1152x870 at 8-bit color.
Single Display* Variable*
Details: *The Macintosh LC 475 can support a second display with the addition of an LC III PDS video card. By default, it only supports a single display.
80 MB, 160 MB, 250 MB* SCSI
Details: *By default, the Macintosh LC 475 is configured with either an 80 MB, 160 MB or 250 MB internal SCSI hard drive.
None 1.44 MB (Manual)
Details: N/A
None None
Details: N/A
Details: By default, both the floppy disk and 3.5" hard drive bays are occupied.
Desktop Macintosh LC 475
Details: N/A
M1819LL/A* Macintosh LC 475
Details: *M1819LL/A refers to the configuration with 8 MB of RAM and a 160 MB hard drive.
M1476 89
Details: Please note that these identifiers commonly refer to multiple models.

Also see: All Macs with the M1476 Model Number and 89 Gestalt ID.

For more about identifiers and how to locate them on modern Macs, please refer to's Mac Identification section.
3.6V Lithium N/A
Details: N/A
7.1 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.

For systems capable of running older versions of the Mac OS -- as well as modern ones -- please see site sponsor OHS. OHS specializes in heavily upgraded Macs capable of running both Mac OS X and Mac OS 9 applications.
2.9 x 12.2 x 15.3 8.8 lbs (4 kg)
Details: In inches - height by width by depth, (7.4 cm, 31 cm, 38.9 cm).
US$1085 N/A*
Details: *As a collector's item, this model may still retain value.

Photo Credit: Apple Computer, Inc.

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.

1 (DB-15) None
Details: N/A
1 1 (DB-25)
Details: N/A
2 None
Details: Serial ports are marked by printer and modem icons.
None None
Details: N/A
None None
Details: N/A
1 (PlainTalk) None
Details: N/A
1 (8-Bit Stereo) None
Details: N/A
1 None
Details: N/A
1 N/A
Details: 100V-240V AC, 47-63 Hz Frequency, 30 Max Watts.

Icon Credit: Apple Computer, Inc.

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