RAM (onboard), 512 KB VRAM, 80 MB HDD, Ethernet 25 MHz 68040, 8 MB RAM (onboard), 512 KB VRAM, 230 MB HDD, Ethernet 25 MHz 68040, 8 MB RAM (onboard), 1 MB VRAM, 230 MB HDD, Ethernet, AppleCD 300i and microphone 25 MHz 68040, 24 MB RAM (including 8 MB onboard), 1 MB VRAM, 500 MB HDD, Ethernet Introduced October 21, 1993: Macintosh Quadra 650: 33 MHz 68040. Timeline References External links Centris 650 and Quadra 650 at apple-history.com Centris 650 and Quadra 650 at Low End Mac Centris 650 and Quadra 650 at EveryMac.com 650 650 Quadra 650 Quadra 650 Quadra 650 Computer-related introductions in 1993