Sun UltraSPARC µarch

Microarchitecture
µarch UltraSPARC
ISA
FP Pipe Stages 9
Int Pipe Stages 9
Additional Specifications
ISA Extensions
Max µops (per-cycle) 4
IFU 2
LSFU 1
FPFU 5
TFU 9
Max Inst. Decoded 4
ROB Size
Inst. Window 4
IF Queue 12
Additional Specifications
BHT Size 2048
BTB Size 1024
BP Acc
Registers (INT) 32
Registers (FP) 32
Registers (All)
Memory BW [MB/s]
Out of Order false
Integrated Memory Ctrl

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
Sun UltraSPARC Spitfire UltraSPARC 1995-11-01 32 3.30 0.5 180.0 143.0 4.8 7.8 details
Sun UltraSPARC Spitfire UltraSPARC 1995-11-01 32 3.30 0.5 180.0 167.0 5.5 8.8 details
Sun UltraSPARC Spitfire UltraSPARC 1995-11-01 32 3.30 0.5 180.0 200.0 6.8 10.4 details
Sun UltraSPARC Spitfire UltraSPARC 1995-11-01 32 3.30 0.5 180.0 248.0 8.6 13.6 details
Sun UltraSPARC Spitfire UltraSPARC 1995-11-01 32 3.30 0.5 180.0 296.0 10.3 16.7 details