Datapath - State Shape
Renamed Physical Registers
Out-of-order cores map architectural names onto a larger physical register pool.
CPU Exemplars With This Coordinate
VALIDATED_LIMITED
Intel Pentium Pro
1995 - intel
A hinge point for x86: instructions become internal uops, speculation becomes central, and the CPU starts behaving like a dynamic scheduling machine.
ARCHITECTURAL_ESTIMATEIntel Pentium 4 Northwood
2002 - intel
The deep-pipeline frequency wager: a CPU technology organized around high clocks, aggressive prediction, and large penalties for wrong futures.
VALIDATED_LIMITEDIntel Skylake i7-6700K
2015 - intel
A mature client CPU: wide out-of-order cores, layered caches, SIMD extensions, aggressive power management, and system fabric as part of the processor identity.