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Apple eMac G4/800 (ATI) Specs

Identifiers: eMac ATI - M9150LL/A - PowerMac4,4 - A1002 - 1955

All eMac Models | All 2003 Models | Dynamically Compare This Mac to Others

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Apple eMacThe Apple eMac G4/800 (ATI Graphics) features an 800 MHz PowerPC 7445 (G4) processor with the AltiVec "Velocity Engine" vector processing unit and a 256k on chip level 2 cache, 128 MB of PC133 SDRAM, a 40 GB Ultra ATA/66 hard drive, a tray-loading 32X CD-ROM drive, ATI Radeon 7500 graphics with AGP 4X support and 32 MB of DDR SDRAM, as well as support for AirPort Extreme (not pre-installed) in an all-in-one case with a 17.0" (16.0" viewable area) CRT display (resolution support up to 1280x960 in 24-bit color).

The eMac G4/800 (ATI Graphics) shipped with an ice white Apple "Pro" keyboard and mouse, and could be configured with either MacOS 9.2 or MacOS X 10.2.5 as the default operating system. Custom configurations also were available.

Also see: What are the differences between the second generation or "ATI" eMac models?

Despite the age of this system, site sponsor Other World Computing has RAM, hard drives, SSDs, and other upgrades available for this specific Mac while supplies last.


  • Tech Specs
  • Ports
  • Popular Q&As

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


May 6, 2003 October 22, 2003
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 2003.
1 419
Details: This model only is compatible with the 32-bit Geekbench 2 benchmark. These numbers reflect an average of user provided 32-bit and 64-bit results as submitted to the Geekbench website. Higher numbers are better.

You also might be interested in reviewing all 32-bit Geekbench 2 user submissions for Macs with the PowerMac4,4 Model Identifier, which may include multiple models.

To dynamically compare Geekbench results from different Macs side-by-side, see EveryMac.com's Ultimate Mac Comparison.
800 MHz PowerPC 7445 (G4)
Details: The PowerPC G4 includes the AltiVec "Velocity Engine" vector processor.
Soldered Integrated
Details: The processor is mounted directly to the motherboard.
133 MHz 800 MHz (Built-in)
Details: N/A
Open Firmware 1 MB
Details: The Boot ROM is roughly 1 MB, other instructions are loaded into RAM.
64k 256k (on-chip)
Details: 256k on-chip level 2 cache runs at processor speed.
PC133 SDRAM 7 ns
Details: Supports 168-pin PC133 SDRAM memory modules.

Also see: How do you upgrade the RAM in the eMac models? How much RAM of what type do these systems support?
128 MB 1 GB
Details: In the US (and many other countries), site sponsor Other World Computing sells memory -- as well as other upgrades -- for this eMac.

In Germany, site sponsor CompuRAM sells RAM and other upgrades for this eMac.

Also see: Actual Max RAM of All G3 & Later Macs.
None 2
Details: There are two user accessible 168-pin DIMM slots. As shipped, one slot is occupied by a 128 MB memory module.
Radeon 7500 DDR SDRAM
Details: Shipped with an "ATI Radeon 7500 with AGP 4x support; 32 MB dedicated DDR SDRAM graphics memory."

Also see: What type of video processor is provided by the eMac? Is it upgradable?
32 MB 32 MB
Details: The video cannot be upgraded.
17.0" Flat CRT 1024x768*
Details: *The 17.0" flat CRT display has a 16.0" viewable area, a 0.25mm dot pitch, and supports "640 by 480 pixels at 120 Hz, 800 by 600 pixels at 120 Hz, 1024 by 768 pixels at 89 Hz, 1152 by 870 pixels at 80 Hz, [and] 1280 by 960 pixels at 72 Hz" resolutions.
Mirroring Only* 1280x960*
Details: Apple reports that this system has a "mini-VGA output port" that with the purchase of an adapter can mirror the contents of the internal display on an external one.

However, the hardware is capable of using an external display in dual or "extended desktop mode", Apple just blocked the capability in firmware to protect sales of more expensive Macs. Unsupported third-party hacks are available.
40 GB N/A
Details: This model supports hard drives larger than 128 GB.

Also see: How do you replace or upgrade the hard drive in the eMac models?

In the US (and many other countries), site sponsor Other World Computing sells storage upgrades for this eMac.

Also see: SSD Compatibility Guide for All G3 & Later Macs.
3.5" (25.4 mm) Ultra ATA/66
Details: This model supports a single Ultra ATA/66 (ATA-5) 3.5" hard drive or SSD.
32X CD-ROM None
Details: Also see: What are the capabilities of the optical drive provided by the eMac models? How do you replace or upgrade the optical drive?
56k v.92 10/100Base-T
Details: Internal 56k v.92 modem and 10/100Base-T Ethernet standard.
802.11b/g (Optional) None
Details: This model could be configured with AirPort Extreme (802.11g) at the time of purchase at additional cost.
3 (1.1) 2 (400)
Details: This system has three USB 1.1 ports (shared on two 12-Mbps controllers) and two Firewire "400" ports (eight watts shared). Apple advertised that this computer had five USB 1.1 ports, counting three on the system and two on the keyboard.
AirPort Extreme None
Details: This model has "built-in antennas and [a] card slot for [an] optional 54-Mbps AirPort Extreme Card".
Apple Pro Keyboard Apple Pro Mouse
Details: N/A
All-in-One eMac
Details: Accommodates a 17" CRT, but is slightly less deep than the original iMac CRT model which only had a 15" CRT.
M9150LL/A eMac ATI
Details: The Apple order number should be unique to this system.
A1002 (EMC 1955) PowerMac4,4
Details: Please note that these identifiers refer to more than one model.

Also see: All Macs with the A1002 Model Number, the 1955 EMC Number, and the PowerMac4,4 Model Identifier.

For more about these identifiers and how to locate them on each Mac, please refer to EveryMac.com's Mac Identification section.
3.6V Lithium N/A
Details: N/A
9.2.2 & X 10.2.4 (6J73) X 10.4.11
Details: This system cannot run versions of MacOS X more recent than 10.4.11.
Boot/Classic Mode Emulation Only
Details: This model is capable of booting in Mac OS 9 and using Mac OS 9 applications within the Mac OS X "Classic" environment.
15.8 x 15.8 x 17.1 50 lbs. (22.7 kg)
Details: *In inches - height x width x depth (40.6 cm, 40.6 cm, 43.3 cm).
US$799 N/A
Details: Please note that on average the estimated current retail pricing of used systems is updated twice a year (please refer to the date on the bottom of the page for the date last updated).

Photo Credit: Apple Computer.


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 (Mini-VGA) None
Details: N/A
None None
Details: N/A
None None
Details: N/A
3 (1.1) 2 (400)
Details: This system has three USB 1.1 ports (shared on two 12-Mbps controllers) and two Firewire "400" ports (eight watts shared). Apple advertised that this computer had five USB 1.1 ports, counting three on the system and two on the keyboard.
1 (RJ-11) 1 (RJ-45)
Details: N/A
None None
Details: N/A
1 (Built-in) 1
Details: Built-in microphone and an "analog audio input minijack, up to 16-bit stereo".
1 1
Details: Single "mini headphone" jack for audio out capabilities.
1 None
Details: N/A
1 N/A
Details: 110V to 240V AC, 170W maximum.

Ten of the most popular Q&As about the eMac models follow.



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