Intel Celeron 420 vs Intel Pentium 4 HT 520
Physical Specifications
| Socket | Intel Socket 775 | Intel Socket 775 |
|---|---|---|
| Foundry | Intel | Intel |
| Process size | 65 nm | 90 nm |
| Transistors | 105 million | 125 million |
| Die size | 77 mm² | 109 mm² |
| Package | FC-LGA4 | FC-LGA4 |
| tCaseMax | 60°C | — |
Performance
| Frequency | 1600 MHz | 2.8 GHz |
|---|---|---|
| Turbo clock | — | — |
| Base clock | 200 MHz | 133 MHz |
| Multiplier | 8.0x | 21.0x |
| Multiplier unlocked | No | No |
| Voltage | 1.3375 V | 1.4 V |
| TDP | 35 W | 84 W |
Architecture Details
| Vertical Segment | Desktop | Desktop |
|---|---|---|
| Production status | End-of-life | End-of-life |
| Release date | Jun 3rd, 2007 | Jun 21st, 2004 |
| Codename | Conroe-L | Prescott |
| Generation | Celeron | Pentium 4 HT |
| Part | SL9XP | SL7KH |
| Memory support | DDR1, DDR2, DDR3 Dual-channel | DDR1, DDR2, DDR3 Dual-channel |
| ECC memory | No | No |
| PCI Express | Gen 2 | Gen 2 |
Cores
| Total Cores | 1 | 1 |
|---|---|---|
| Total Threads | 1 | 2 |
| SMP # CPUs | 1 | 1 |
| Integrated graphics | — | — |
Cache
| Cache L1 | 64K (per core) | 16K |
|---|---|---|
| Cache L2 | 512K (shared) | 1MB |
Features & Technologies
| HTT | — | Yes |
|---|---|---|
| Intel 64 | Yes | — |
| MMX | Yes | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSSE3 | Yes | — |
| XD bit | Yes | — |
