The Intel Pentium Pro Processor includes
a built in L2 cache of 256 or 512K thus eliminating the need for a secondary external cache on the motherboard.
What are VRMs?
A VRM is an IC controlled voltage regulator required by newer
Pentium Pro processors to operate properly. The CPU will program the VRM according to it's voltage needs. Running without a VRM may cause damage to the system and or CPUs. Be aware that older
Pentium Pro CPUs may not need a VRM. Contact Intel or your dealer for more information.
J1 - Power: How do I get it?
On Tyan Pentium Pro ATX boards prior to
PCB-03, J1 is not a soft power switch. J1 will only act as an on/off switch if you use a conventional toggle switch. With a momentary switch, J1 functions as a reset