AMD EPYC Embedded 3251 vs Intel Pentium G840
Physical Specifications
| Socket | AMD BGA SP4r2 | Intel Socket 1155 |
|---|---|---|
| Foundry | GlobalFoundries | Intel |
| Process size | 14 nm | 32 nm |
| Transistors | 4,800 million | 504 million |
| Die size | 213 mm² | 131 mm² |
| Package | FC-BGASP4r2 | FC-LGA10 |
| tCaseMax | 105°C | — |
Performance
| Frequency | 2.5 GHz | 2.8 GHz |
|---|---|---|
| Turbo clock | up to 3.1 GHz | — |
| Base clock | 100 MHz | 100 MHz |
| Multiplier | 25.0x | 28.0x |
| Multiplier unlocked | Yes | No |
| TDP | 50 W | 65 W |
Architecture Details
| Vertical Segment | Server/Workstation | Desktop |
|---|---|---|
| Production status | Active | End-of-life |
| Release date | Feb 21st, 2018 | May 22nd, 2011 |
| Codename | Zen | Sandy Bridge |
| Generation | EPYC Embedded | Pentium |
| Part | unknown | SR05P |
| Memory support | DDR4-2666 MHz Dual-channel | DDR3 Dual-channel |
| ECC memory | Yes | No |
| PCI Express | Gen 3 | Gen 3, 16 Lanes(CPU only) |
Cores
| Total Cores | 8 | 2 |
|---|---|---|
| Total Threads | 16 | 2 |
| SMP # CPUs | 1 | 1 |
| Integrated graphics | — | Intel HD (Sandy Bridge) |
Cache
| Cache L1 | 96K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 512K (per core) | 256K (per core) |
| Cache L3 | 16MB (shared) | 3MB (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 | — |
| EIST | — | Yes |
| Intel 64 | — | Yes |
| MMX | Yes | Yes |
| NX bit | Yes | — |
| SMT | Yes | — |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.2 | — | Yes |
| SSE4A | Yes | — |
| SSSE3 | — | Yes |
| VT-x | — | Yes |
| XD bit | — | Yes |
