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Apple iMac G3 (Summer 2000) vs Apple iMac (Retina 5K, 27-inch, 2020)

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

Better figure, where one is clearly better

AppleiMac G3 (Summer 2000)AppleiMac (Retina 5K, 27-inch, 2020)
Overview
ReleasedJuly 2000August 2020
Performance
ProcessorPowerPC G3 350 MHz (iMac), PowerPC G3 400 MHz (iMac), PowerPC G3 450 MHz (iMac) or PowerPC G3 500 MHz (iMac)Intel Core i5-10500, Intel Core i5-10600, Intel Core i9-10910 or Intel Core i7-10700K
CPU cores16, 8 or 10
CPU threads–12, 16 or 20
GraphicsATI RAGE 128 Pro (8 MB)Radeon Pro 5300 (4 GB GDDR6), Radeon Pro 5500 XT (8 GB GDDR6), Radeon Pro 5700 (8 GB GDDR6) or Radeon Pro 5700 XT (16 GB GDDR6)
Memory64 MB, 128 MB or 1 GB8 GB, 16 GB, 32 GB, 64 GB or 128 GB
Storage7 GB to 30 GB256 GB to 8 TB
CPU350, 400, 450 or 500 MHz PowerPC G3 with 512 KB backside L2 cache. All use a 100 MHz system bus. Generic clock-only chip records do not infer silicon suppliers; cache differences remain in model details.Six-core Core i5 at 3.1 GHz (Turbo Boost 4.5 GHz) or 3.3 GHz (4.8 GHz), or eight-core Core i7 at 3.8 GHz (5.0 GHz). Upper two bases configurable to 3.6 GHz ten-core Core i9 (5.0 GHz). Exact CPU identities follow Geekbench. Apple specifies a 5.0 GHz Core i7 limit in this iMac, while Intel lists 5.1 GHz for the chip itself.
GPUATI RAGE 128 Pro with 8 MB dedicated SDRAM and AGP support across the range.Radeon Pro 5300 with 4 GB GDDR6 on the two Core i5 bases. Upper base has Radeon Pro 5500 XT with 8 GB GDDR6, optionally Radeon Pro 5700 with 8 GB or 5700 XT with 16 GB GDDR6.
Memory type64 MB PC100 SDRAM standard on 350/400/450 MHz configurations; 128 MB on 500 MHz Special Edition. Two DIMM slots support up to 1 GB in the current maker sheet. Configurations retain each base and maximum memory with its original processor and drive.2666 MHz DDR4; 8 GB standard as two 4 GB modules. Four user-accessible SO-DIMM slots; configurable to 16/32/64/128 GB on every base.
Storage type350 MHz: 7 GB hard drive and CD-ROM, Indigo. 400 MHz DV: 10 GB and CD-ROM, Indigo or Ruby. 450 MHz DV+: 20 GB and 4x DVD-ROM, Indigo, Ruby or Sage. 500 MHz DV Special Edition: 30 GB and DVD-ROM, Graphite or Snow. Ultra ATA hard drives; original storage stays tied to each processor.Lower base: fixed 256 GB SSD. Middle base: 512 GB/1/2 TB SSD. Upper base: 512 GB/1/2/4/8 TB SSD.
Display
Screen size15″27″
Resolution1024 × 7685120 × 2880
Panel–IPS LCD
Brightness–500 nits
Refresh rate75 Hz–
Display typeNominal 15-inch CRT with 13.8-inch viewable diagonal (EveryMac exact DV+ specification); no fixed LCD native resolution.LED-backlit Retina 5K display; IPS panel confirmed by EveryMac. Apple does not publish native refresh rate in the specification sheet.
Display features1024 × 768 at 75 Hz; 800 × 600 at 95 Hz and 640 × 480 at 117 Hz. Scalar refresh describes the highest-resolution mode. Exact supported modes are from EveryMac’s DV+ specification.Wide colour (P3), one billion colours and True Tone; standard glass or optional nano-texture glass
Connections
Ports2 × USB-A, Ethernet, 2 × headphone jack2 × Thunderbolt 3, 4 × USB-A, SD card slot, Ethernet, headphone jack
Ethernet0.1 Gb/s1 Gb/s
External displays–Up to 2
Wi-Fi–802.11ac
Bluetooth–5.0
Camera–1080p FaceTime HD
Back portsTwo FireWire 400 ports and VGA video mirroring on DV, DV+ and DV Special Edition only; the entry 350 MHz model lacks them. Two 12 Mbps USB ports on the computer, 10/100BASE-T Ethernet, 56K V.90 modem, audio line-in/out and two front headphone jacks; keyboard USB ports are not counted as chassis ports. AirPort card is optional on DV configurations; no standard wireless specification is added.Four USB-A ports; two Thunderbolt 3 USB-C ports with DisplayPort, Thunderbolt up to 40 Gb/s and USB 3.1 Gen 2 up to 10 Gb/s; UHS-II SDXC, Gigabit Ethernet and 3.5 mm headphone jack; Kensington lock slot. Optional 10Gb Ethernet supports 1/2.5/5/10Gb connections. Thunderbolt 2, HDMI, DVI and VGA require adapters.
External displaysDV configurations provide VGA mirroring; entry model has no external video connector.One 6K or 5K external display, or two 4K displays; two 6K displays require Radeon Pro 5700 or 5700 XT. All listed external modes run at 60 Hz.
SpeakersIntegrated Odyssey stereo sound system designed with Harman Kardon, built-in microphone and fanless enclosure.Stereo speakers
Microphones–Three-mic array with directional beamforming; supports Hey Siri
Keyboard and mouseApple Pro Keyboard and optical Apple Pro Mouse.Rechargeable Magic Keyboard and Magic Mouse 2; optional numeric keyboard and Magic Trackpad
Design and power
TypeAll-in-oneAll-in-one
Weight–8.92 kg
Width × depth × height–650 × 203 × 516 mm
Operating systemmacOSmacOS
Size and weight detailMaker gives height 15.0, width 15.0 and depth 17.1 inches, weight 34.7 pounds. No converted or sibling metric values are added to main fields.Dimensions include the stand; weight varies by configuration and manufacturing process. A built-in VESA mount version was also available.
Power supply100–260 V AC, 47–63 Hz, single phase; maximum continuous power 150 W.100–240 V AC, 50–60 Hz, single phase
Materials–Recyclable, low-carbon aluminium enclosure; arsenic-free glass and mercury-free LED backlight
In the boxMac OS 9.0.4, iMovie 2 and productivity software. Maker confirms DV, DV+ and DV Special Edition are available immediately on 19 July 2000; the 350 MHz entry configuration was scheduled to ship the next month, August 2000.iMac, Magic Keyboard, Magic Mouse 2, power lead, Lightning to USB cable and polishing cloth

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