AMD Phenom II X4 840T vs Intel Core i5-2540M
Fisico
| Presa | AMD Socket AM3 | Intel Socket G2 (988B) |
|---|---|---|
| Dimensione del processo | 45 nm | 32 nm |
| Transistor | 904 million | 624 million |
| Dimensione stampo | 346 mm² | 149 mm² |
| Pacchetto | µPGA | rPGA |
| Fonderia | — | Intel |
Prestazione
| Frequenza | 2.9 GHz | 2.6 GHz |
|---|---|---|
| Turbo clock | up to 3.2 GHz | — |
| Clock di base | 200 MHz | 100 MHz |
| Moltiplicatore | 14.5x | 26.0x |
| Moltiplicatore sbloccato | No | No |
| Voltaggio | 1.4 V | — |
| TDP | 95 W | 35 W |
Architettura
| Mercato | Desktop | Mobile |
|---|---|---|
| Stato di produzione | End-of-life | End-of-life |
| Data di rilascio | Sep 1st, 2010 | Feb 1st, 2011 |
| Nome in codice | Zosma | Sandy Bridge |
| Generazione | Phenom II X4 | Core i5 |
| Parte | HD840TWFK4DGR | SR044SR049 |
| Supporto memoria | DDR3 Dual-channel | DDR3 Dual-channel |
| Memoria ECC | No | No |
| PCI Express | Gen 2 | — |
Core
| Numero di core | 4 | 2 |
|---|---|---|
| Numero di threads | 4 | 4 |
| SMP # CPUs | 1 | 1 |
| Grafica integrata | — | Intel HD 3000 |
Cache
| Cache L1 | 128K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 512K (per core) | 256K (per core) |
| Cache L3 | 6MB (shared) | 3MB (shared) |
Note
| Note | OEM only. | — |
|---|
Caratteristiche
| 3DNow! | Yes | — |
|---|---|---|
| AES-NI | — | Yes |
| AMD-V | Yes | — |
| AMD64 | Yes | — |
| AVX | — | Yes |
| EIST | — | Yes |
| HTT | — | Yes |
| Intel 64 | — | Yes |
| MMX | Yes | Yes |
| NX bit | Yes | — |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.1 | — | Yes |
| SSE4.2 | — | Yes |
| SSE4A | Yes | — |
| SSSE3 | — | Yes |
| Smart Cache | — | Yes |
| TXT | — | Yes |
| Turbo Boost | — | Yes |
| Turbo Core | Yes | — |
| VT-d | — | Yes |
| VT-x | — | Yes |
| XD bit | — | Yes |
