Apple eMac (USB 2.0, 2004) vs Apple iMac G4 (15-inch, Early 2003)

Every spec side by side, from each maker's published figures.

Only show differences

Better figure, where one is clearly better

Share comparison

eMac (USB 2.0, 2004) compared with iMac G4 (15-inch, Early 2003)

	AppleeMac (USB 2.0, 2004)	AppleiMac G4 (15-inch, Early 2003)
Overview
Released
Released	April 2004	February 2003
Performance
Processor
Processor	PowerPC G4 7447A (1.25 GHz)	Motorola PowerPC G4 800 MHz (iMac Flat Panel)
CPU cores
CPU cores	1	1
Graphics
Graphics	ATI Radeon 9200 (32 MB DDR)	NVIDIA GeForce2 MX (32 MB)
Memory
Memory	256 MB, 512 MB or 1 GB	256 MB, 512 MB or 1 GB
Storage
Storage	40 GB to 160 GB (better)	60 GB
CPU
CPU	1.25 GHz PowerPC G4 with Velocity Engine, 512 KB full-speed on-chip L2 cache and 167 MHz system bus. EveryMac identifies this generation's processor as PowerPC 7447A; Apple publishes the G4 family and clock speed.	800 MHz PowerPC G4, 100 MHz system bus and 256 KB on-chip L2 cache. Single-core maker-clock record is reused only for the same published clock and G4 family; uncertain silicon identity is not inferred.
GPU
GPU	ATI Radeon 9200 with AGP 4× support and 32 MB dedicated DDR video memory	NVIDIA GeForce2 MX with 32 MB dedicated DDR video memory and AGP 2x support.
Memory type
Memory type	256 MB PC2700 333 MHz DDR SDRAM standard; 512 MB and 1 GB order options. Two user-accessible 184-pin DIMM slots support the maker's 1 GB maximum using 256 MB or 512 MB DIMMs.	256 MB SDRAM standard; factory options 512 MB or 1 GB. One 168-pin DIMM and one user-accessible SO-DIMM slot. Apple supports up to 1 GB.
Storage type
Storage type	Combo version has a 40 GB Ultra ATA/100 drive; SuperDrive has 80 GB. Maker order options include 80 GB and 160 GB drives. Combo reads DVDs at 12×, writes CD-R at 32× and CD-RW at 10×. SuperDrive writes DVD-R at 8×, CD-R at 24× and CD-RW at 10×. This is not the later double-layer 2005 SuperDrive.	60 GB 7200 rpm Ultra ATA/66 hard drive and 32x Combo DVD-ROM/CD-RW. Combo reads DVDs at 8x, writes CD-R at 32x and CD-RW at 10x. No unsupported storage option is paired with this processor.
Display
Screen size
Screen size	17″	15″
Resolution
Resolution	1280 × 960 (better)	1024 × 768
Brightness
Brightness	–	200 nits
Panel
Panel	CRT	–
Display type
Display type	Flat 17-inch CRT with 16-inch viewable area and 0.25 mm dot pitch. Supported screen modes run from 640 × 480 to 1280 × 960; these are analogue CRT modes rather than a fixed pixel matrix. The external VGA timing table is not treated as a published internal CRT refresh specification.	TFT active-matrix LCD with millions of colours and typical 300:1 contrast; panel technology and refresh rate unpublished in the exact maker sheet.
Display features
Display features	–	Typical viewing angles: 120° horizontal and 90° vertical. Articulated display arm adjusts height and angle.
Connections
Ports
Ports	3 × USB-A, Ethernet, headphone jack	3 × USB-A, Ethernet, headphone jack
Ethernet
Ethernet	0.1 Gb/s	0.1 Gb/s
Wi-Fi
Wi-Fi	Optional AirPort Extreme 802.11g / 802.11b	–
Back ports
Back ports	Three USB 2.0 ports on the computer and two USB 1.1 ports on the supplied keyboard; two FireWire 400 ports with 8 W shared power; mini-VGA; headphone and audio line-in jacks; 10/100BASE-T Ethernet; built-in 56K V.92 modem. Internal Bluetooth is a build-to-order option, with no version published in the exact sheet.	Three USB 1.1 ports on the computer, plus two on the keyboard; two FireWire 400 ports with 8 W shared power, Mini-VGA, 10/100BASE-T Ethernet, 56K V.92 modem, headphone jack and Apple speaker minijack. The 15-inch model has no audio line-in. Optional AirPort 802.11b card; Bluetooth requires a separate USB adapter, unlike the 17-inch internal option.
External displays
External displays	VGA video mirroring through an optional Apple VGA Display Adapter; S-video/composite output through an optional Apple Video Adapter. VGA modes include 1280 × 960 at 75 Hz, 1024 × 768 up to 100 Hz and lower resolutions up to 120 Hz. External displays show the same image as the built-in screen.	Mini-VGA video mirroring through an optional adapter: 640 × 480 at 60 Hz, 800 × 600 at 75 Hz or 1024 × 768 at 75 Hz. S-video and composite output are absent on the 15-inch model.
Speakers
Speakers	Integrated stereo speakers with an internal 16 W digital amplifier	Built-in speaker and microphone; Apple Pro Speakers rated at 9 W each and internal 18 W amplifier.
Microphones
Microphones	Built-in microphone	–
Keyboard and mouse
Keyboard and mouse	Apple Keyboard, Apple Mouse and modem cable; optional Tilt and Swivel Stand	Apple Keyboard, Apple Mouse, Apple Pro Speakers and modem cable.
Design and power
Type
Type	All-in-one	All-in-one
Weight
Weight	22.7 kg	9.7 kg (better)
Width × depth × height
Width × depth × height	406 × 433 × 406 mm	–
Operating system
Operating system	macOS	macOS
Size and weight detail
Size and weight detail	Apple's published metric dimensions and reference weight; weight varies with configuration and manufacturing process. Metric centimetres and imperial inches in the retained sheet do not convert exactly.	Adjustable maker ranges: height 329–509 mm, width 384–415 mm and depth 270–415 mm; base diameter 270 mm. Reference weight varies by configuration and manufacturing process.
Power supply
Power supply	Configured for 100–120 V AC or 200–240 V AC according to country; 50–60 Hz, single phase	90–264 V AC, 47–63 Hz, single phase; maximum continuous power 130 W.
Power use
Power use	Maximum continuous electrical power 230 W; distinct from the audio amplifier rating	–
Colours
Colours	White	–
In the box
In the box	Launched with Mac OS X 10.3 Panther, Classic environment and iLife ’04. Apple's 13 April 2004 retail notice says the consumer range is available immediately; a separate no-optical-drive education version is mentioned without applying its hardware to this consumer record.	Mac OS X 10.2 Jaguar and iLife, with AppleWorks and other bundled applications. Classic environment supports older applications; the exact EveryMac model source confirms it cannot boot Mac OS 9, unlike the original 2002 revision. Maker launch confirms immediate availability on 4 February 2003.