AMD Athlon X4 940 vs Intel Core 2 Extreme QX6700
Physical Specifications
| Socket | AMD Socket AM4 | Intel Socket 775 |
|---|---|---|
| Process size | 28 nm | 65 nm |
| Transistors | 1,178 million | 582 million |
| Die size | 246 mm² | 2x 143 mm² |
| Package | µPGA | FC-LGA6 |
| tCaseMax | 74°C | 64°C |
| Foundry | — | Intel |
Performance
| Frequency | 3.2 GHz | 2.666 GHz |
|---|---|---|
| Turbo clock | up to 3.6 GHz | — |
| Base clock | 100 MHz | 266 MHz |
| Multiplier | 32.0x | 10.0x |
| Multiplier unlocked | Yes | Yes |
| Voltage | 1.475 V | 1.34 V |
| TDP | 65 W | 130 W |
Architecture Details
| Vertical Segment | Desktop | Desktop |
|---|---|---|
| Production status | Active | End-of-life |
| Release date | Jul 27th, 2017 | Nov 1st, 2006 |
| Codename | Bristol Ridge | Kentsfield |
| Generation | Athlon | Core 2 Extreme |
| Part | AD940XAGM44AB | SL9UL |
| Memory support | DDR4 Dual-channel | DDR1, DDR2, DDR3 Dual-channel |
| ECC memory | No | No |
| PCI Express | — | Gen 2 |
Cores
| Total Cores | 4 | 4 |
|---|---|---|
| Total Threads | 4 | 4 |
| SMP # CPUs | 1 | 1 |
| Integrated graphics | — | — |
Cache
| Cache L1 | 128K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 512K (per core) | 8MB (shared) |
Notes
| Notes | This processor comes with an unlocked base clock multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking. | 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 | — |
|---|---|---|
| AES | Yes | — |
| AMD-V | Yes | — |
| AMD64 | Yes | — |
| AVX | Yes | — |
| AVX2 | Yes | — |
| BMI1 | Yes | — |
| BMI2 | Yes | — |
| EIST | — | Yes |
| EVP | Yes | — |
| F16C | Yes | — |
| FMA3 | Yes | — |
| FMA4 | Yes | — |
| Intel 64 | — | Yes |
| MMX | Yes | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4 | Yes | — |
| SSE4.1 | Yes | — |
| SSE4.2 | Yes | — |
| SSE4A | Yes | — |
| SSSE3 | — | Yes |
| TBM | Yes | — |
| Turbo Core | Yes | — |
| VT-x | — | Yes |
| XOP | Yes | — |
| iAMT2 | — | Yes |
