| Microarchitecture | |
|---|---|
| µarch | R4600 |
| ISA | |
| FP Pipe Stages | |
| Int Pipe Stages | 5 |
| Additional Specifications | |
|---|---|
| ISA Extensions | |
| Max µops (per-cycle) | 1 |
| IFU | 1 |
| LSFU | 1 |
| FPFU | 1 |
| TFU | 3 |
| Max Inst. Decoded | 1 |
| ROB Size | |
| Inst. Window | |
| IF Queue | |
| Additional Specifications | |
|---|---|
| BHT Size | |
| BTB Size | |
| BP Acc | |
| Registers (INT) | 32 |
| Registers (FP) | 32 |
| Registers (All) | 64 |
| Memory BW [MB/s] | |
| Out of Order | false |
| 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MIPS | R4600 | Orion | R4600PC | R4600 | 1993-08-01 | 32 | 5.00 | 0.65 | 234.0 | 100.0 | 68.5 | details | ||||||||
| MIPS | R4600 | Orion | R4600PC | R4600 | 1994-03-01 | 32 | 5.00 | 0.65 | 234.0 | 133.0 | 87.8 | 56.7 | 2.4 | details | ||||||
| MIPS | R4600 | Orion | R4600PC | R4600 | 1994-06-01 | 32 | 5.00 | 0.65 | 234.0 | 150.0 | 3.0 | details | ||||||||
| MIPS | R4600 | Orion | R4600SC | R4600 | 1994-03-01 | 32 | 5.00 | 0.65 | 234.0 | 133.0 | 105.1 | 69.8 | details |