Intel Core i7-4771 vs Intel Core i7-990X
Physisch
| Socket | Intel Socket 1150 | Intel Socket 1366 |
|---|---|---|
| Hersteller | Intel | Intel |
| Strukturgröße | 22 nm | 32 nm |
| Transistoren | 1,400 million | 1,170 million |
| Chipgröße | 177 mm² | 239 mm² |
| Package | — | FC-LGA10 |
| tCaseMax | 72°C | — |
Leistung
| Taktfrequenz | 3.5 GHz | 3.466 GHz |
|---|---|---|
| Übertaktung | up to 3.9 GHz | up to 3.733 GHz |
| Basis-Taktfrequenz | 100 MHz | 133 MHz |
| Multiplikator | 35.0x | 26.0x |
| Multiplikator entsperrt | No | Yes |
| TDP | 84 W | 130 W |
| Stromspannung | — | 1.375 V |
Architektur
| Typ | Desktop | Desktop |
|---|---|---|
| Produktionsstatus | Active | End-of-life |
| Veröffentlichungsdatum | Sep 1st, 2013 | Feb 24th, 2011 |
| Codename | Haswell | Gulftown |
| Generation | Core i7 | Core i7 |
| Part# | SR1BW | SLBVZ |
| Speicherunterstützung | DDR3 Dual-channel | DDR3 Triple-channel |
| ECC-Speicher | No | No |
| PCI Express | Gen 3 | Gen 2 |
Kerne
| Anzahl der Kerne | 4 | 6 |
|---|---|---|
| Anzahl der Threads | 8 | 12 |
| SMP # CPUs | 1 | 1 |
| Integrierter Grafikprozessor | Intel HD 4600 | — |
Cache
| Cache L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 256K (per core) | 256K (per core) |
| Cache L3 | 8MB (shared) | 12MB (shared) |
Features
| AES-NI | Yes | — |
|---|---|---|
| AVX | Yes | — |
| AVX2 | Yes | — |
| BMI1 | Yes | — |
| BMI2 | Yes | — |
| Boost 2.0 | Yes | — |
| CLMUL | Yes | — |
| EIST | Yes | — |
| F16C | Yes | — |
| FMA3 | Yes | — |
| HTT | Yes | Yes |
| Intel 64 | Yes | Yes |
| MMX | Yes | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.2 | Yes | Yes |
| SSSE3 | Yes | — |
| TSX | Yes | — |
| TXT | Yes | — |
| VT-d | Yes | — |
| VT-x | Yes | — |
| XD bit | Yes | — |
| vPro | Yes | — |
Anmerkungen
| Anmerkungen | — | 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. |
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