Intel Mobile Pentium 4 HT 2.66 vs Intel Pentium III 1133
Physical Specifications
| Socket | Intel Socket 478 | Intel Socket 370 |
|---|---|---|
| Foundry | Intel | Intel |
| Process size | 130 nm | 180 nm |
| Transistors | 55 million | 44 million |
| Die size | 131 mm² | 80 mm² |
| Package | µPGA | µPGA |
| tCaseMax | 74°C | 69°C |
Performance
| Frequency | 2.667 GHz | 1133 MHz |
|---|---|---|
| Turbo clock | — | — |
| Base clock | 133 MHz | 133 MHz |
| Multiplier | 20.0x | 8.5x |
| Multiplier unlocked | No | No |
| Voltage | 1.55 V | 1.75 V |
| TDP | 66 W | 29 W |
Architecture Details
| Vertical Segment | Mobile | Desktop |
|---|---|---|
| Production status | End-of-life | End-of-life |
| Release date | Sep 23rd, 2003 | Jun 1st, 2001 |
| Codename | Northwood | Coppermine T |
| Generation | Mobile Pentium 4 HT | Pentium III |
| Part | SL77M | SL5QK |
| Memory support | DDR1, DDR2 | unknown |
| ECC memory | No | No |
Cores
| Total Cores | 1 | 1 |
|---|---|---|
| Total Threads | 2 | 1 |
| SMP # CPUs | 1 | 1 |
| Integrated graphics | — | — |
Cache
| Cache L1 | 8K | 8K |
|---|---|---|
| Cache L2 | 512K | 256K |
Features & Technologies
| HTT | Yes | — |
|---|---|---|
| IST | Yes | — |
| MMX | Yes | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | — |
