AMD Phenom II X2 B53 vs Intel Core 2 Extreme QX9770
Physical Specifications
| Socket | AMD Socket AM3 | Intel Socket 775 |
|---|---|---|
| Process size | 45 nm | 45 nm |
| Transistors | 758 million | 820 million |
| Die size | 258 mm² | 2x 107 mm² |
| Package | µPGA | FC-LGA4 |
| Foundry | — | Intel |
| tCaseMax | — | 55°C |
Performance
| Frequency | 2.8 GHz | 3.2 GHz |
|---|---|---|
| Turbo clock | — | — |
| Base clock | 200 MHz | 400 MHz |
| Multiplier | 14.0x | 8.0x |
| Multiplier unlocked | No | Yes |
| Voltage | 1.425 V | 1.35 V |
| TDP | 80 W | 136 W |
Architecture Details
| Vertical Segment | Desktop | Desktop |
|---|---|---|
| Production status | End-of-life | End-of-life |
| Release date | Oct 1st, 2009 | Mar 24th, 2008 |
| Codename | Callisto | Yorkfield |
| Generation | Phenom II X2 | Core 2 Extreme |
| Part | HDXB53WFK2DGM | SLAWM |
| Memory support | DDR3 Dual-channel | DDR1, DDR2, DDR3 Dual-channel |
| ECC memory | No | No |
| PCI Express | Gen 2 | Gen 2 |
Cores
| Total Cores | 2 | 4 |
|---|---|---|
| Total Threads | 2 | 4 |
| SMP # CPUs | 1 | 1 |
| Integrated graphics | — | — |
Cache
| Cache L1 | 128K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 512K (per core) | 12MB (shared) |
| Cache L3 | 6MB (shared) | — |
Notes
| Notes | AMD Business Class processor, availability guaranteed for 24 months after release. | 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 | — |
| 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 | — |
| SSSE3 | — | Yes |
| VT-x | — | Yes |
