Apple Macintosh PowerBook 520c vs Apple PowerBook G4 (17-inch, Double-Layer SD)

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Macintosh PowerBook 520c compared with PowerBook G4 (17-inch, Double-Layer SD)

	AppleMacintosh PowerBook 520c	ApplePowerBook G4 (17-inch, Double-Layer SD)
Overview
Released
Released	May 1994	October 2005
Display
Screen size
Screen size	9.5″	17″
Resolution
Resolution	640 × 480	1680 × 1050 (better)
Touchscreen
Touchscreen	No	No
Display type
Display type	9.5-inch backlit dual-scan passive-matrix colour LCD with 256 colours	17-inch TFT widescreen; panel technology, absolute brightness and refresh rate unpublished on maker sheet
Display features
Display features	–	Millions of colours at native resolution; maker UK launch claims up to 46% brighter than preceding 17-inch model
Performance
Processor
Processor	Motorola 68LC040 50 MHz (PowerBook 520)	PowerPC G4 1.67 GHz (PowerBook 17-inch Late 2005)
CPU cores
CPU cores	1	1
Graphics
Graphics	–	ATI Mobility Radeon 9700 (128 MB DDR)
Memory
Memory	12 MB	512 MB, 1 GB or 2 GB (better)
Storage
Storage	240 MB to 320 MB	100 GB to 120 GB (better)
CPU
CPU	Motorola 68LC040 with 50 MHz internal processor speed and 25 MHz bus interface; no floating-point unit	1.67 GHz PowerPC G4 with Velocity Engine, 512 KB on-chip L2 SRAM and 167 MHz system bus; exact silicon supplier/process omitted
GPU
GPU	–	ATI Mobility Radeon 9700 with AGP 4× support, 128 MB DDR video memory and dual-link DVI
Memory type
Memory type	4 MB on the logic board, expandable to 36 MB; Apple's Japanese bundled configurations contain 12 MB	512 MB PC2-4200 DDR2 SDRAM running at 333 MHz standard in one SO-DIMM; two slots, maximum 2 GB, with 512 MB and 1 GB module options
Storage type
Storage type	Internal SCSI hard drive and 1.4 MB Apple SuperDrive floppy drive; Japanese configurations pair 12 MB RAM with 240 or 320 MB storage. English support also lists a 160 MB drive	120 GB 5400 rpm Ultra ATA/100 standard or 100 GB 7200 rpm build-to-order, with Sudden Motion Sensor. Slot-loading 8× DVD±R SuperDrive supports 2.4× double-layer DVD+R, 4× DVD±RW, 24× CD-R and 16× CD-RW; optional DVD-ROM/CD-RW Combo drive
Battery and size
Battery life (maker's claim)
Battery life (maker's claim)	Up to 3 hours	Up to 5.5 hours
Battery capacity
Battery capacity	–	58 Wh
Weight
Weight	2.9 kg (better)	3.1 kg
Thickness
Thickness	57 mm	26 mm (better)
Width × depth
Width × depth	292 × 245 mm	392 × 259 mm
Battery life detail
Battery life detail	Nickel-metal hydride intelligent battery; Japanese specification claims three hours per battery, with one supplied and room for two. April 1995 Apple Facts instead gives 2–4 hours on one battery and 4–7 hours on two; 2.9 kg includes one battery	58 Wh lithium-ion with charge indicator LEDs; maker up to 5.5 hours depends on configuration and use. Maker reference 3.1 kg includes battery and optical drive and varies by configuration/manufacturing. Metric dimensions are maker centimetres expressed in millimetres
Charger
Charger	–	65 W power adapter with cable management system
Materials
Materials	–	Aluminium enclosure
Connections
Ports
Ports	–	2 × USB-A, Ethernet, headphone jack
Wi-Fi
Wi-Fi	–	AirPort Extreme 802.11g/b
Bluetooth
Bluetooth	–	2.0 + EDR
Operating system
Operating system	macOS	macOS
Port detail
Port detail	ADB, RS-422 serial/LocalTalk, AAUI Ethernet, HDI-30 SCSI, stereo audio input/output, external video and power input; optional internal modem and PCMCIA module supporting two Type II or one Type III card	Two USB 2.0 ports at up to 480 Mbps, FireWire 800 and 400, Gigabit Ethernet, 56K V.92 modem, DVI, S-video and Type I/II PC Card slot; combined optical-digital/analogue input and output minijacks; Kensington lock slot
External displays
External displays	Mirroring and extended desktop through an optional video adapter cable	Simultaneous native 1680 × 1050 internal and up to 2560 × 1600 external display with millions of colours; dual-link DVI, including 30-inch Cinema HD display; mirroring, VGA with included DVI adapter, composite with included S-video adapter
Keyboard
Keyboard	–	Full-size illuminated fibre-optic keyboard with ambient light sensor; 78 US or 79 ISO keys, 12 function keys, inverted-T arrows and embedded keypad
Trackpad
Trackpad	Built-in solid-state trackpad	Solid-state trackpad with tap, double-tap, drag and scrolling support
Speakers
Speakers	Two stereo speakers and a built-in microphone	Two built-in stereo speakers
Microphones
Microphones	–	Internal omnidirectional microphone
In the box
In the box	Japanese 12 MB/240 MB bundle includes one intelligent battery, power adapter, KanjiTalk 7.5 media and PowerBook Mobility Bundle; the 12 MB/320 MB bundle adds Express Modem II	Power adapter, AC wall plug, power cord, lithium-ion battery, modem cable, DVI-to-VGA and S-video-to-composite adapters; Mac OS X 10.4 Tiger and iLife ’05 supplied. Apple UK confirms immediate availability on 19 October 2005