Power Macintosh 6100; Workgroup Server 6150;
Performa 6110CD, 6112CD, 6115CD, 6116CD, 6117CD, 6118CD - wiki

CPU
PowerPC 601 @ 60.00MHz (6100/60; WGS 6150/60; All Performas)
PowerPC 601 @ 66.66MHz (6100/66; WGS 6150/66)
FPU onboard
System bus @ 30.00MHz; 64-bit (6100/60; WGS 6150/66; All Performas)
System bus @ 33.33MHz; 64-bit (6100/66; WGS 6150/66)

256k L2 cache installed from factory (6100/66; All WGS 6150); optional (6100/60; All Performas)
256k, 512k, 1MB aftermarket L2 cache modules available for both models

Memory
8MB onboard, 70ns; 136MB max
2 x 72-pin SIMMs, 80ns or faster, interleaving pairs of two when evenly matched

Machine ID
75 (6100/60; WGS 6150/60; All Performas)
100 (6100/66; WGS 6150/66)

Images of the AV and HPV cards, PDS risers, DOS Compatibility card on the Apple page in the Rolodex