Apple Power Mac G4 (FW800) vs Apple Power Macintosh 8500/120

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Power Mac G4 (FW800) compared with Power Macintosh 8500/120

	ApplePower Mac G4 (FW800)	ApplePower Macintosh 8500/120
Overview
Released
Released	January 2003	1995
Performance
Processor
Processor	PowerPC G4 1000 MHz (Power Mac FW800), 2 × PowerPC G4 1250 MHz (Power Mac FW800) or 2 × PowerPC G4 1420 MHz (Power Mac FW800)	PowerPC 604 120 MHz (Power Macintosh 8500/120)
CPU cores
CPU cores	1 or 2	1
Graphics
Graphics	NVIDIA GeForce4 MX (64 MB) or ATI Radeon 9000 Pro (64 MB)	–
Memory
Memory	256 MB, 512 MB or 2 GB (better)	16 MB
Storage
Storage	60 GB to 120 GB (better)	1 GB to 2 GB
CPU
CPU	Single 1 GHz, dual 1.25 GHz or dual 1.42 GHz PowerPC G4; each physical processor has 256 KB on-chip L2 cache. L3 cache is 1 MB on the single 1 GHz, 1 MB per processor on dual 1.25 GHz and 2 MB per processor on dual 1.42 GHz. Bus is 133 MHz on the single model, 167 MHz on dual models.	120 MHz PowerPC 604 with integrated floating-point unit, 32 KB L1 cache, 256 KB L2 cache and 64-bit data path at 40 MHz
GPU
GPU	Single 1 GHz: NVIDIA GeForce4 MX with 64 MB DDR. Dual 1.25/1.42 GHz: ATI Radeon 9000 Pro with 64 MB DDR. Optional NVIDIA GeForce4 Titanium and ATI Radeon 9700 Pro, each 128 MB DDR; independent CTO options stay in details.	Built-in video with 2 MB VRAM supports 24-bit colour through 832 × 624; 4 MB VRAM raises 1152 × 870 to 24-bit colour and is required for video mirroring
Memory type
Memory type	Single 1 GHz: 256 MB PC2100 DDR at 266 MHz; dual 1.25 GHz: 256 MB PC2700 DDR at 333 MHz; dual 1.42 GHz: 512 MB PC2700. Four DIMM slots support up to 2 GB. Configurations retain stock drives and GPUs at base and maximum supported memory.	Eight 168-pin DIMM slots; Apple supports 16–512 MB total with 70 ns memory
Storage type
Storage type	Stock 60/80/120 GB 7200 rpm Ultra ATA/100 drives on 1/1.25/1.42 GHz respectively. Lower models have Combo DVD-ROM/CD-RW; top model has SuperDrive (DVD-R 4x, CD-R 16x). Four bays support two ATA/100 and two ATA/66 drives; two optical bays, one occupied. Optional 180 GB drive, SuperDrive on lower models and second Combo drive are not assumed in every configuration.	Internal 1.44 MB floppy drive, 1 or 2 GB SCSI hard drive and 4× CD-ROM drive; Apple's Japanese configuration sheet lists the 2 GB version
Expansion slots
Expansion slots	Four open full-length 64-bit 33 MHz PCI slots and AGP 4x graphics slot.	Three PCI slots; optional PC Compatibility Card
Display
Screen
Screen	None built in	None built in
Connections
Ports
Ports	2 × USB-A, Ethernet, headphone jack	Ethernet
Ethernet
Ethernet	1 Gb/s	–
External displays
External displays	Up to 2	–
Front ports
Front ports	Headphone minijack and built-in speaker.	–
Back ports
Back ports	One FireWire 800 and two FireWire 400 (15 W total), two chassis USB 1.1, Gigabit Ethernet, V.92 modem, ADC/DVI, audio line-in/out and Apple Pro Speakers minijack. Maker four-port USB total includes two ports on the keyboard. Optional AirPort Extreme 54 Mbps 802.11g card and Bluetooth 1.1 module.	Apple Desktop Bus, DB-15 video, DB-25 SCSI, two GeoPort serial connections, AAUI and 10BASE-T Ethernet, S-video and RCA video input and output, RCA audio input and output, microphone input and speaker output
External displays
External displays	Two displays in extended desktop or mirroring modes. ADC and DVI connectors with included DVI-to-VGA adapter; digital up to 1920 × 1200, analogue up to 1600 × 1200. A second ADC display needs a separately sold adapter.	Built-in video supports up to 1280 × 1024 pixels; available colour depth depends on VRAM
Speakers
Speakers	Built-in speaker; optional Apple Pro Speakers.	–
Keyboard and mouse
Keyboard and mouse	Apple Pro Keyboard, Apple Pro Mouse, USB keyboard extension, DVI-to-VGA adapter and modem cable.	–
Design and power
Type
Type	Tower	Tower
Weight
Weight	19.1 kg	11.34 kg (better)
Width × depth × height
Width × depth × height	227 × 468 × 432 mm	196 × 400 × 356 mm
Operating system
Operating system	macOS	macOS
Size and weight detail
Size and weight detail	Maker reference 19.1 kg varies with configuration and manufacturing. Height 43.2 cm, width 22.7 cm, depth 46.8 cm.	Apple's 14 × 7.7 × 15.75 inch and 25 lb reference dimensions; metric fields are rounded conversions
Power supply
Power supply	100–125 V or 200–240 V AC, 50–60 Hz; maximum current 6.5 A at low voltage or 7.5 A at high voltage. No wattage is supplied by this sheet.	Maximum 225 W; 100–125 or 200–240 V AC, 50–60 Hz; 3.6 V lithium clock battery
In the box
In the box	Mac OS X with Classic environment rather than native Mac OS 9 boot; iLife and productivity software. Single 1 GHz and dual 1.25 GHz were available on 28 January 2003; dual 1.42 GHz was announced for the following month and subsequently reviewed. Its later availability does not change the generation’s first on-sale date.	Original System Software 7.5.2. Apple lists 8 August 1995 as introduction; a separate first-sale month was not established.