CPU DB

HP PA-8000 µarch

Microarchitecture
µarch PA-8000
ISA
FP Pipe Stages 9
Int Pipe Stages 7
Additional Specifications
ISA Extensions
Max µops (per-cycle) 4
IFU 4
LSFU 2
FPFU 4
TFU 10
Max Inst. Decoded 4
ROB Size 56
Inst. Window 56
IF Queue
Additional Specifications
BHT Size 256
BTB Size 32
BP Acc
Registers (INT)
Registers (FP)
Registers (All)
Memory BW [MB/s]
Out of Order true
Integrated Memory Ctrl false

Designer Family Code Name Model μarch Released Cache Vdd Feature Size FO4 Clock TDP SPECInt 1992 SPECFp 1992 SPECInt 1995 SPECFp 1995 SPECInt 2000 SPECFp 2000 SPECInt 2006 SPECFp 2006
HP PA-8000 Onyx PA-8000 1995-11-02 0 0.5 180.0 160.0 9.5 15.0 details
HP PA-8000 Onyx PA-8000 1995-11-02 0 0.5 180.0 180.0 11.0 17.0 details