Intel Core i5-8250U vs Intel Core i7-3940XM
Physique
| Socket | Intel BGA 1356 | Intel Socket G2 (988B) |
|---|---|---|
| Fonderie | Intel | Intel |
| Taille du processus | 14 nm | 22 nm |
| Transistors | unknown | 1,400 million |
| Taille des matrices | 123 mm² | 160 mm² |
| Package | FC-BGA1356 | FC-PGA12F |
| tCaseMax | 72°C | — |
Performance
| Fréquence | 1600 MHz | 3 GHz |
|---|---|---|
| Turbo clock | up to 3.4 GHz | up to 3.9 GHz |
| Base clock | 100 MHz | 100 MHz |
| Multiplicateur | 16.0x | 30.0x |
| Multiplicateur débloqué | No | Yes |
| TDP | 15 W | 55 W |
Architecture
| Marché | Mobile | Mobile |
|---|---|---|
| État de la production | Active | End-of-life |
| Date de sortie | Aug 21st, 2017 | Sep 3rd, 2012 |
| Nom de code | Kaby Lake-R | Ivy Bridge |
| Génération | Core i5 | Core i7 |
| Part | SR3LA | SR0US |
| Support mémoire | DDR4 | DDR3 Dual-channel |
| La mémoire du CEC | No | No |
Cœurs
| Nombre de cœurs | 4 | 4 |
|---|---|---|
| Nombre de threads | 8 | 8 |
| SMP # CPUs | 1 | 1 |
| Cartes graphiques intégrées | UHD 620 | Intel HD 4000 |
Cache
| Cache L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 256K (per core) | 256K (per core) |
| Cache L3 | 6MB (shared) | 8MB (shared) |
Caractéristiques
| AES-NI | Yes | Yes |
|---|---|---|
| AVX | Yes | Yes |
| AVX2 | Yes | — |
| BMI1 | Yes | — |
| BMI2 | Yes | — |
| Boost 2.0 | Yes | — |
| CLMUL | Yes | — |
| EIST | Yes | 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 | Yes |
| TSX | Yes | — |
| TXT | Yes | Yes |
| VT-d | Yes | Yes |
| VT-x | Yes | Yes |
| XD bit | Yes | Yes |
Remarques
| Remarques | — | This processor comes with an unlocked BCLK multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking. It is branded under the Extreme Edition label. Intel HD 4000 frequency: 650-1300MHz |
|---|
