AMD Opteron 6378 vs Intel Core i7-3940XM
Physical Specifications
| Socket | AMD Socket G34 | Intel Socket G2 (988B) |
|---|---|---|
| Process size | 32 nm | 22 nm |
| Transistors | 2,400 million | 1,400 million |
| Die size | 315 mm² | 160 mm² |
| Package | — | FC-PGA12F |
| Foundry | — | Intel |
Performance
| Frequency | 2.4 GHz | 3 GHz |
|---|---|---|
| Turbo clock | up to 3.3 GHz | up to 3.9 GHz |
| Base clock | 200 MHz | 100 MHz |
| Multiplier | 12.0x | 30.0x |
| Multiplier unlocked | No | Yes |
| TDP | 115 W | 55 W |
Architecture Details
| Vertical Segment | Server/Workstation | Mobile |
|---|---|---|
| Production status | unknown | End-of-life |
| Release date | Nov 5th, 2012 | Sep 3rd, 2012 |
| Codename | Abu Dhabi | Ivy Bridge |
| Generation | Opteron | Core i7 |
| Part | OS6378WKTGGHKOS6378WKTGGHKWOF | SR0US |
| Memory support | DDR3 | DDR3 Dual-channel |
| ECC memory | No | No |
| PCI Express | Gen 2 | — |
Cores
| Total Cores | 16 | 4 |
|---|---|---|
| Total Threads | 16 | 8 |
| SMP # CPUs | 4 | 1 |
| Integrated graphics | — | Intel HD 4000 |
Cache
| Cache L1 | 768K | 64K (per core) |
|---|---|---|
| Cache L2 | 16MB | 256K (per core) |
| Cache L3 | 8MB (per die) | 8MB (shared) |
Notes
| Notes | 16KB L1 data cache per core. 64KB L1 instruction cache shared per two cores (per module). 2MB L2 cache shared per two cores (per module). | 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 |
|---|
Features & Technologies
| AES | Yes | — |
|---|---|---|
| AES-NI | — | Yes |
| AMD-V | Yes | — |
| AMD64 | Yes | — |
| AVX | Yes | Yes |
| AVX 1.1 | Yes | — |
| CLMUL | Yes | — |
| CVT16 | Yes | — |
| EIST | — | Yes |
| F16C | Yes | — |
| FMA3 | Yes | — |
| FMA4 | Yes | — |
| HTT | — | Yes |
| Intel 64 | — | Yes |
| MMX | Yes | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.1 | Yes | — |
| SSE4.2 | Yes | Yes |
| SSE4A | Yes | — |
| SSSE3 | Yes | Yes |
| TXT | — | Yes |
| VT-d | — | Yes |
| VT-x | — | Yes |
| XD bit | — | Yes |
| XOP | Yes | — |
