AMD A8-3870K vs Intel Core 2 Extreme QX6700
Physical Specifications
| Socket | AMD Socket FM1 | Intel Socket 775 |
|---|---|---|
| Process size | 32 nm | 65 nm |
| Transistors | 1,178 million | 582 million |
| Die size | 228 mm² | 2x 143 mm² |
| Package | µPGA | FC-LGA6 |
| Foundry | — | Intel |
| tCaseMax | — | 64°C |
Performance
| Frequency | 3 GHz | 2.666 GHz |
|---|---|---|
| Turbo clock | — | — |
| Base clock | 100 MHz | 266 MHz |
| Multiplier | 30.0x | 10.0x |
| Multiplier unlocked | Yes | Yes |
| Voltage | 1.4125 V | 1.34 V |
| TDP | 100 W | 130 W |
Architecture Details
| Vertical Segment | Desktop | Desktop |
|---|---|---|
| Production status | End-of-life | End-of-life |
| Release date | Dec 20th, 2011 | Nov 1st, 2006 |
| Codename | Llano | Kentsfield |
| Generation | A8 | Core 2 Extreme |
| Part | AD3870WNZ43GXAD3870WNGXBOX | SL9UL |
| Memory support | DDR3 Dual-channel | DDR1, DDR2, DDR3 Dual-channel |
| ECC memory | No | No |
| PCI Express | — | Gen 2 |
Cores
| Total Cores | 4 | 4 |
|---|---|---|
| Total Threads | 4 | 4 |
| SMP # CPUs | 1 | 1 |
| Integrated graphics | Radeon HD 6550D | — |
Cache
| Cache L1 | 128K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 1MB (per core) | 8MB (shared) |
Notes
| Notes | This processor comes with an unlocked base clock multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking. | This processor comes with an unlocked FSB multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking. It is branded under the Extreme Edition label. |
|---|
Features & Technologies
| 3DNow! | Yes | — |
|---|---|---|
| AMD-V | Yes | — |
| AMD64 | Yes | — |
| CnQ | Yes | — |
| EIST | — | Yes |
| Intel 64 | — | Yes |
| MMX | Yes | Yes |
| NX bit | Yes | — |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4A | Yes | — |
| SSSE3 | — | Yes |
| VT-x | — | Yes |
| iAMT2 | — | Yes |
