AMD Athlon PRO 300U vs AMD Phenom II X3 B77
Physical Specifications
| Socket | AMD Socket FP5 | AMD Socket AM3 |
|---|---|---|
| Foundry | GlobalFoundries | — |
| Process size | 14 nm | 45 nm |
| Transistors | unknown | 758 million |
| Die size | unknown | 258 mm² |
| Package | — | µPGA |
Performance
| Frequency | 2.4 GHz | 3.2 GHz |
|---|---|---|
| Turbo clock | up to 3.3 GHz | — |
| Base clock | 100 MHz | 200 MHz |
| Multiplier | 24.0x | 16.0x |
| Multiplier unlocked | No | No |
| TDP | 15 W | 95 W |
| Voltage | — | 1.425 V |
Architecture Details
| Vertical Segment | Mobile | Desktop |
|---|---|---|
| Production status | Active | End-of-life |
| Release date | Apr 8th, 2019 | May 11th, 2010 |
| Codename | Raven Ridge 2 | Heka |
| Generation | Athlon | Phenom II X3 |
| Part | unknown | HDXB77WFK3DGM |
| Memory support | DDR4 Dual-channel | DDR3 Dual-channel |
| ECC memory | No | No |
| PCI Express | — | Gen 2 |
Cores
| Total Cores | 2 | 3 |
|---|---|---|
| Total Threads | 4 | 3 |
| SMP # CPUs | 1 | 1 |
| Integrated graphics | Radeon Vega 3 | — |
Cache
| Cache L1 | 128K (per core) | 128K (per core) |
|---|---|---|
| Cache L2 | 512K (per core) | 512K (per core) |
| Cache L3 | 4MB (shared) | 6MB (shared) |
Features & Technologies
| 3DNow! | — | Yes |
|---|---|---|
| AES | Yes | — |
| AMD-V | Yes | Yes |
| AMD64 | Yes | Yes |
| AVX | Yes | — |
| AVX2 | Yes | — |
| BMI1 | Yes | — |
| BMI2 | 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 | — |
Notes
| Notes | — | AMD Business Class processor, availability guaranteed for 24 months after release. |
|---|
