AMD A8-7680 vs AMD Opteron 840
Physique
| Socket | AMD Socket FM2+ | AMD Socket 940 |
|---|---|---|
| Taille du processus | 28 nm | 130 nm |
| Transistors | 1,178 million | 106 million |
| Taille des matrices | 246 mm² | 193 mm² |
| Package | µPGA | µPGA |
| tCaseMax | 74°C | — |
Performance
| Fréquence | 3.5 GHz | 1400 MHz |
|---|---|---|
| Turbo clock | up to 3.8 GHz | — |
| Base clock | 100 MHz | 200 MHz |
| Multiplicateur | 35.0x | 7.0x |
| Multiplicateur débloqué | Yes | No |
| Tension | 1.475 V | 1.5 V |
| TDP | 45 W | 82 W |
Architecture
| Marché | Desktop | Server/Workstation |
|---|---|---|
| État de la production | Active | End-of-life |
| Date de sortie | Oct 26th, 2018 | May 18th, 2004 |
| Nom de code | Godaveri | SledgeHammer |
| Génération | A8 | Opteron |
| Part | AD7680ACABBOX AD7680ACABCBX | OSA840CEP5AV |
| Support mémoire | DDR3 | unknown Dual-channel |
| La mémoire du CEC | No | No |
| PCI Express | — | Gen 2 |
Cœurs
| Nombre de cœurs | 4 | 1 |
|---|---|---|
| Nombre de threads | 4 | 1 |
| SMP # CPUs | 1 | 1 |
| Cartes graphiques intégrées | Radeon R7 | — |
Cache
| Cache L1 | 128K (per core) | 128K |
|---|---|---|
| Cache L2 | 1MB (per core) | 1MB |
Caractéristiques
| 3DNow! | Yes | Yes |
|---|---|---|
| AMD-V | Yes | — |
| AMD64 | Yes | Yes |
| CnQ | Yes | — |
| MMX | Yes | Yes |
| NX bit | Yes | — |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | — |
| SSE4A | Yes | — |
