Intel Core 2 Extreme QX6700 vs Intel Core i7-4550U
Physical Specifications
| Socket | Intel Socket 775 | Intel BGA 1168 |
|---|---|---|
| Foundry | Intel | Intel |
| Process size | 65 nm | 22 nm |
| Transistors | 582 million | 1,300 million |
| Die size | 2x 143 mm² | 118 mm² |
| Package | FC-LGA6 | FC-BGA1168 |
| tCaseMax | 64°C | — |
Performance
| Frequency | 2.666 GHz | 1500 MHz |
|---|---|---|
| Turbo clock | — | up to 3 GHz |
| Base clock | 266 MHz | 100 MHz |
| Multiplier | 10.0x | 15.0x |
| Multiplier unlocked | Yes | No |
| Voltage | 1.34 V | — |
| TDP | 130 W | 15 W |
Architecture Details
| Vertical Segment | Desktop | Mobile |
|---|---|---|
| Production status | End-of-life | unknown |
| Release date | Nov 1st, 2006 | Jun 4th, 2013 |
| Codename | Kentsfield | Haswell-ULT |
| Generation | Core 2 Extreme | Core i7 |
| Part | SL9UL | SR16J |
| Memory support | DDR1, DDR2, DDR3 Dual-channel | DDR3 |
| ECC memory | No | No |
| PCI Express | Gen 2 | — |
Cores
| Total Cores | 4 | 2 |
|---|---|---|
| Total Threads | 4 | 4 |
| SMP # CPUs | 1 | 1 |
| Integrated graphics | — | HD Graphics 5000 |
Cache
| Cache L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 8MB (shared) | 256K (per core) |
| Cache L3 | — | 4MB (shared) |
Notes
| Notes | 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
| AES-NI | — | Yes |
|---|---|---|
| AVX | — | Yes |
| EIST | Yes | Yes |
| HTT | — | Yes |
| Intel 64 | Yes | Yes |
| MMX | Yes | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.2 | — | Yes |
| SSSE3 | Yes | Yes |
| TXT | — | Yes |
| VT-d | — | Yes |
| VT-x | Yes | Yes |
| XD bit | — | Yes |
| iAMT2 | Yes | — |
