AMD Phenom II X4 820 vs Intel Core 2 Quad Q8400
Fizyczny
| Socket | AMD Socket AM3 | Intel Socket 775 |
|---|---|---|
| Rozmiar procesu | 45 nm | 45 nm |
| Tranzystory | 758 million | 456 million |
| Rozmiar matrycy | 258 mm² | 2x 82 mm² |
| Pakiet | µPGA | FC-LGA6 |
| Producent | — | Intel |
| tCaseMax | — | 71°C |
Wydajność
| Częstotliwość | 2.8 GHz | 2.666 GHz |
|---|---|---|
| Zegar turbo | — | — |
| Zegar bazowy | 200 MHz | 333 MHz |
| Mnożnik | 14.0x | 8.0x |
| Mnożnik odblokowany | No | No |
| Napięcie | 1.425 V | 1.11 V |
| TDP | 95 W | 95 W |
Architektura
| Rynek | Desktop | Desktop |
|---|---|---|
| Status produkcji | End-of-life | End-of-life |
| Data wydania | Sep 1st, 2009 | Apr 19th, 2009 |
| Nazwa kodowa | Deneb | Yorkfield |
| Generacja | Phenom II X4 | Core 2 Quad |
| Część | HDX820WFK4FGIHDX820WFGIBOX | SLGT6 |
| Obsługa pamięci | DDR3 Dual-channel | DDR1, DDR2, DDR3 Dual-channel |
| Pamięć ECC | No | No |
| PCI Express | Gen 2 | Gen 2 |
Rdzenie
| Liczba rdzeni | 4 | 4 |
|---|---|---|
| Liczba wątków | 4 | 4 |
| SMP # CPUs | 1 | 1 |
| Zintegrowana karta graficzna | — | — |
Cache
| Cache L1 | 128K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 512K (per core) | 4MB (shared) |
| Cache L3 | 4MB (shared) | — |
Cechy
| 3DNow! | Yes | — |
|---|---|---|
| AMD-V | Yes | — |
| AMD64 | Yes | — |
| EIST | — | Yes |
| Intel 64 | — | Yes |
| MMX | Yes | Yes |
| NX bit | Yes | — |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.1 | — | Yes |
| SSE4A | Yes | — |
| iAMT2 | — | Yes |
