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Apple Macintosh Quadra 840AV vs Apple Macintosh Quadra 700

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

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AppleMacintosh Quadra 840AVAppleMacintosh Quadra 700
Overview
Released1993October 1991
Performance
Processor68040 40 MHz (Macintosh Quadra 840AV)68040 25 MHz (Quadra 700)
CPU cores11
Memory4 MB4 MB
Storage230 MB to 1 GB80 MB to 400 MB
CPU40 MHz Motorola 68040 with integrated memory management and floating-point unit, 8 KB L1 cache and 32-bit data path; separate 66.67 MHz AT&T 3210 DSP25 MHz Motorola 68040 with integrated paged memory management and floating-point units plus 8 KB on-chip cache; no standard L2 cache
GPUBuilt-in video with 1 MB VRAM supports 16-bit colour at 640 × 480 and 8-bit at 1024 × 768; 2 MB VRAM raises those to 24-bit and 16-bit respectivelyBuilt-in video with 512 KB dedicated VRAM, expandable to 1 or 2 MB; 8-bit colour at 640 × 480 or 832 × 624 with the standard VRAM, and 24-bit at those resolutions with 2 MB
Memory typeFour 72-pin SIMM slots; Apple supports 4–128 MB total with 60 ns memory4 MB soldered RAM and four 30-pin SIMM sockets; 80 ns or faster SIMMs installed in matching groups of four. Exact original UK brochure supports 20 MB using four 4 MB SIMMs or 68 MB using four 16 MB SIMMs. Current Apple support and the shared Service Source list the older 20 MB limit; their shorter supported-SIMM table does not describe the UK brochure's 16 MB modules. 1 MB ROM.
Storage typeInternal 1.44 MB floppy drive, SCSI hard drive in Apple's 230 MB–1 GB range and optional 2× CD-ROM driveInternal 1.44 MB SuperDrive and optional 80, 160 or 400 MB SCSI hard drives; Apple's October 1991 catalogue pairs each drive with 4 MB RAM and dates the 400 MB variant to January 1992
Expansion slotsThree NuBus slotsTwo NuBus '90 slots and one processor-direct slot; the PDS shares physical space with one NuBus slot
Display
ScreenNone built inNone built in
Connections
PortsEthernetEthernet, headphone jack
Back portsApple Desktop Bus, DB-15 video, DB-25 SCSI, GeoPort, printer and modem serial ports, AAUI-15 Ethernet, S-video and RCA video input and output, microphone input and speaker outputTwo Apple Desktop Bus ports, DB-15 video, DB-25 SCSI, two serial ports, AAUI Ethernet, mono sound input and stereo sound output
External displaysBuilt-in video supports up to 1152 × 870 pixels; colour depth depends on VRAMApple's built-in video supports its monitor range; output colour depth depends on VRAM and display resolution
Speakers–Internal speaker, mono audio input and stereo 8-bit sound output; Apple supplied a microphone
Design and power
TypeTowerTower
Weight11.48 kg6.2 kg
Width × depth × height196 × 400 × 356 mm140 × 366 × 302 mm
Operating systemmacOSmacOS
Size and weight detailApple's 14 × 7.7 × 15.75 inch and 25.3 lb reference dimensions; metric fields are rounded conversionsApple's 5.5 × 11.9 × 14.4 inch and 13.6 lb dimensions; metric fields reflect the upright orientation and rounded conversions. Apple states the weight for the floppy-only model
Power supplyMaximum 200 W; 100–240 V AC, 50–60 Hz; 3.6 V lithium clock batteryOriginal UK brochure and current support give 50 W maximum excluding the external monitor, 100–240 V AC at 50–60 Hz. Shared Service Source gives 130 W maximum excluding the monitor and 90 W continuous; Apple Direct calls the power supply 90 W. These are conflicting or differently qualified ratings; no single universal consumption figure is assigned. A 3.6 V lithium clock battery is listed by current support.
In the boxOriginal System Software 7.1 with System Enabler 088. Apple lists 29 July 1993 as introduction; a separate first-sale month was not established.Original System Software 7.0.1, microphone and ADB mouse; Apple's October 1991 catalogue says the keyboard was sold separately. Apple dates introduction to 21 October 1991

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