AMD Athlon II X4 651K vs AMD Phenom II X4 980 BE
Physical Specifications
| Socket | AMD Socket FM1 | AMD Socket AM3 |
|---|---|---|
| Process size | 32 nm | 45 nm |
| Transistors | 1,178 million | 758 million |
| Die size | 228 mm² | 258 mm² |
| Package | µPGA | µPGA |
Performance
| Frequency | 3 GHz | 3.7 GHz |
|---|---|---|
| Turbo clock | — | — |
| Base clock | 100 MHz | 2000 MHz |
| Multiplier | 30.0x | 18.5x |
| Multiplier unlocked | No | Yes |
| Voltage | 1.4125 V | 1.325 V |
| TDP | 100 W | 125 W |
Architecture Details
| Vertical Segment | Desktop | Desktop |
|---|---|---|
| Production status | End-of-life | End-of-life |
| Release date | Nov 14th, 2011 | May 3rd, 2011 |
| Codename | Llano | Deneb |
| Generation | Athlon II X4 | Phenom II X4 |
| Part | AD651KWNZ43GXAD651KWNGXBOX | HDZ980FBK4DGMHDZ980FBGMBOX |
| Memory support | DDR3 Dual-channel | DDR3 Dual-channel |
| ECC memory | No | No |
| PCI Express | — | Gen 2 |
Cores
| Total Cores | 4 | 4 |
|---|---|---|
| Total Threads | 4 | 4 |
| SMP # CPUs | 1 | 1 |
| Integrated graphics | — | — |
Cache
| Cache L1 | 128K (per core) | 128K (per core) |
|---|---|---|
| Cache L2 | 1MB (per core) | 512K (per core) |
| Cache L3 | — | 6MB (shared) |
Features & Technologies
| 3DNow! | Yes | Yes |
|---|---|---|
| AMD-V | Yes | Yes |
| AMD64 | Yes | Yes |
| MMX | Yes | Yes |
| NX bit | Yes | 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. It is branded under the Black Edition label. |
|---|
