Yes, all of the Macintosh 630 family of computers will accept both the Apple TV/Video System and the Macintosh Processor Upgrade. However, the Macintosh LC 630 DOS Compatible computer will accept the Apple Video/TV System, but not the Macintosh Processor Upgrade.
The following computers are in the Macintosh 630 family: Performa 630, Performa 635, Performa 636, Performa 637, Performa 638, LC 630, and Quadra 630.