AMD A8-3870K vs Intel Xeon E5-2603 v2
Physical Specifications
| Socket | AMD Socket FM1 | Intel Socket 2011 |
|---|---|---|
| Process size | 32 nm | 22 nm |
| Transistors | 1,178 million | 1,400 million |
| Die size | 228 mm² | 160 mm² |
| Package | µPGA | — |
| Foundry | — | Intel |
Performance
| Frequency | 3 GHz | 1800 MHz |
|---|---|---|
| Turbo clock | — | — |
| Base clock | 100 MHz | 100 MHz |
| Multiplier | 30.0x | 18.0x |
| Multiplier unlocked | Yes | No |
| Voltage | 1.4125 V | — |
| TDP | 100 W | 80 W |
Architecture Details
| Vertical Segment | Desktop | Server/Workstation |
|---|---|---|
| Production status | End-of-life | unknown |
| Release date | Dec 20th, 2011 | Sep 1st, 2013 |
| Codename | Llano | Ivy Bridge-EP |
| Generation | A8 | Xeon E5 |
| Part | AD3870WNZ43GXAD3870WNGXBOX | SR1AY |
| Memory support | DDR3 Dual-channel | DDR3 Quad-channel |
| ECC memory | No | Yes |
| PCI Express | — | Gen 3 |
Cores
| Total Cores | 4 | 4 |
|---|---|---|
| Total Threads | 4 | 4 |
| SMP # CPUs | 1 | 2 |
| Integrated graphics | Radeon HD 6550D | — |
Cache
| Cache L1 | 128K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 1MB (per core) | 256K (per core) |
| Cache L3 | — | 10MB (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. | — |
|---|
Features & Technologies
| 3DNow! | Yes | — |
|---|---|---|
| AES-NI | — | Yes |
| AMD-V | Yes | — |
| AMD64 | Yes | — |
| AVX | — | Yes |
| CnQ | Yes | — |
| ECC | — | Yes |
| EIST | — | Yes |
| EPT | — | Yes |
| F16C | — | Yes |
| Intel 64 | — | Yes |
| MMX | Yes | Yes |
| NX bit | Yes | — |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.2 | — | Yes |
| SSE4A | Yes | — |
| SSSE3 | — | Yes |
| TXT | — | Yes |
| VT-d | — | Yes |
| VT-x | — | Yes |
| XD bit | — | Yes |
