AMD Athlon II X2 265 vs AMD EPYC Embedded 3251
Physical Specifications
| Socket | AMD Socket AM3 | AMD BGA SP4r2 |
|---|---|---|
| Process size | 45 nm | 14 nm |
| Transistors | 410 million | 4,800 million |
| Die size | 117 mm² | 213 mm² |
| Package | µPGA | FC-BGASP4r2 |
| Foundry | — | GlobalFoundries |
| tCaseMax | — | 105°C |
Performance
| Frequency | 3.3 GHz | 2.5 GHz |
|---|---|---|
| Turbo clock | — | up to 3.1 GHz |
| Base clock | 200 MHz | 100 MHz |
| Multiplier | 16.5x | 25.0x |
| Multiplier unlocked | No | Yes |
| Voltage | 1.15 V | — |
| TDP | 65 W | 50 W |
Architecture Details
| Vertical Segment | Desktop | Server/Workstation |
|---|---|---|
| Production status | End-of-life | Active |
| Release date | Sep 21st, 2010 | Feb 21st, 2018 |
| Codename | Regor | Zen |
| Generation | Athlon II X2 | EPYC Embedded |
| Part | ADX265OCK23GM | unknown |
| Memory support | DDR2, DDR3 Dual-channel | DDR4-2666 MHz Dual-channel |
| ECC memory | No | Yes |
| PCI Express | Gen 2 | Gen 3 |
Cores
| Total Cores | 2 | 8 |
|---|---|---|
| Total Threads | 2 | 16 |
| SMP # CPUs | 1 | 1 |
| Integrated graphics | — | — |
Cache
| Cache L1 | 128K | 96K (per core) |
|---|---|---|
| Cache L2 | 1MB | 512K (per core) |
| Cache L3 | — | 16MB (shared) |
Features & Technologies
| 3DNow! | Yes | Yes |
|---|---|---|
| AMD-V | Yes | Yes |
| AMD64 | Yes | Yes |
| CnQ | — | Yes |
| MMX | Yes | Yes |
| NX bit | Yes | Yes |
| SMT | — | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4A | Yes | Yes |
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. |
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