AMD A8-3820 vs AMD Ryzen 5 PRO 2500U
Physical Specifications
| Socket | AMD Socket FM1 | AMD Socket FP5 |
|---|---|---|
| Process size | 32 nm | 14 nm |
| Transistors | 1,178 million | unknown |
| Die size | 228 mm² | 246 mm² |
| Package | µPGA | — |
| Foundry | — | GlobalFoundries |
Performance
| Frequency | 2.5 GHz | 2000 MHz |
|---|---|---|
| Turbo clock | up to 2.8 GHz | up to 3.6 GHz |
| Base clock | 100 MHz | 100 MHz |
| Multiplier | 25.0x | 20.0x |
| Multiplier unlocked | No | No |
| Voltage | 1.4125 V | — |
| TDP | 65 W | 15 W |
Architecture Details
| Vertical Segment | Desktop | Mobile |
|---|---|---|
| Production status | End-of-life | Active |
| Release date | Dec 20th, 2011 | Jan 8th, 2019 |
| Codename | Llano | Raven Ridge |
| Generation | A8 | Ryzen 5 |
| Part | AD3820OJZ43GXAD3820OJGXBOX | unknown |
| Memory support | DDR3 Dual-channel | DDR4 Dual-channel |
| ECC memory | No | No |
Cores
| Total Cores | 4 | 4 |
|---|---|---|
| Total Threads | 4 | 8 |
| SMP # CPUs | 1 | 1 |
| Integrated graphics | Radeon HD 6550D | Radeon Vega 8 |
Cache
| Cache L1 | 128K (per core) | 128K (per core) |
|---|---|---|
| Cache L2 | 1MB (per core) | 512K (per core) |
| Cache L3 | — | 4MB (shared) |
Features & Technologies
| 3DNow! | Yes | — |
|---|---|---|
| AES | — | Yes |
| AMD-V | Yes | Yes |
| AMD64 | Yes | Yes |
| AVX | — | Yes |
| AVX2 | — | Yes |
| BMI1 | — | Yes |
| BMI2 | — | Yes |
| CnQ | Yes | — |
| EVP | — | Yes |
| F16C | — | Yes |
| FMA3 | — | Yes |
| MMX | Yes | Yes |
| NX bit | Yes | — |
| Precision Boost | — | Yes |
| SHA | — | Yes |
| SMAP | — | Yes |
| SMEP | — | Yes |
| SMT | — | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.1 | — | Yes |
| SSE4.2 | — | Yes |
| SSE4A | Yes | Yes |
| SSSE3 | — | Yes |
