Phenom II X3 B73
Athlon II X4 645
Multi-Thread Performance
Single-Thread Performance
Need For Speed: Payback
Phenom II X3 B73 vs Athlon II X4 645 in Need For Speed: Payback using RTX 3070 Ti Max-Q - CPU Performance comparison at Ultra, High, Medium, and Low Quality Settings with 1080p, 1440p, Ultrawide, 4K resolutions
Phenom II X3 B73
Athlon II X4 645
Ultra Quality
| Resolution |
Frames Per Second |
| 1080p |
|
| 1080p |
|
| 1440p |
|
| 1440p |
|
| 2160p |
|
| 2160p |
|
| w1440p |
|
| w1440p |
|
High Quality
| Resolution |
Frames Per Second |
| 1080p |
|
| 1080p |
|
| 1440p |
|
| 1440p |
|
| 2160p |
|
| 2160p |
|
| w1440p |
|
| w1440p |
|
Medium Quality
| Resolution |
Frames Per Second |
| 1080p |
|
| 1080p |
|
| 1440p |
|
| 1440p |
|
| 2160p |
|
| 2160p |
|
| w1440p |
|
| w1440p |
|
Low Quality
| Resolution |
Frames Per Second |
| 1080p |
|
| 1080p |
|
| 1440p |
|
| 1440p |
|
| 2160p |
|
| 2160p |
|
| w1440p |
|
| w1440p |
|
Phenom II X3 B73
Athlon II X4 645
- The Athlon II X4 645 has more cores. The benefit of having more cores is that the system can handle more threads. Each core can handle a separate stream of data. This architecture greatly increases the performance of a system that is running concurrent applications.
- The Athlon II X4 645 has more threads. Larger programs are divided into threads (small sections) so that the processor can execute them simultaneously to get faster execution.
- For some games, a cpu with a higher clock speed, or in a technical name IPC (Instructions per clock), has better results than other CPU's with higher core count and lower core speed.
Compare Phenom II X3 B73 vs Athlon II X4 645 specifications
Phenom II X3 B73 vs Athlon II X4 645 Architecture
|
Phenom II X3 B73 |
Athlon II X4 645 |
| Codename | Heka | Propus |
| Generation | Phenom II X3
(Heka) | Athlon II X4
(Propus) |
| Market | Desktop | Desktop |
| Memory Support | DDR3 | DDR3 |
| Part# | HDXB73WFK3DGI | ADX645WFK42GMADX645WFGMBOX |
| Production Status | End-of-life | End-of-life |
| Released | Oct 2009 | Sep 2010 |
Phenom II X3 B73 vs Athlon II X4 645 Cache
|
Phenom II X3 B73 |
Athlon II X4 645 |
| Cache L1 | 128K (per core) | 128K (per core) |
| Cache L2 | 512K (per core) | 512K (per core) |
Phenom II X3 B73 vs Athlon II X4 645 Cores
|
Phenom II X3 B73 |
Athlon II X4 645 |
| # of Cores | 3 | 4 |
| # of Threads | 3 | 4 |
| Integrated Graphics | N/A | N/A |
| SMP # CPUs | 1 | 1 |
Phenom II X3 B73 vs Athlon II X4 645 Features
|
Phenom II X3 B73 |
Athlon II X4 645 |
| MMX
3DNow!
SSE
SSE2
SSE3
SSE4A
AMD64
NX bit
AMD-V | MMX
3DNow!
SSE
SSE2
SSE3
SSE4A
AMD64
NX bit
AMD-V |
Phenom II X3 B73 vs Athlon II X4 645 Notes
|
Phenom II X3 B73 |
Athlon II X4 645 |
Phenom II X3 B73 vs Athlon II X4 645 Performance
|
Phenom II X3 B73 |
Athlon II X4 645 |
| Base Clock | 200 MHz | 200 MHz |
| Frequency | 2.8 GHz | 3.1 GHz |
| Multiplier | 14.0x | 15.5x |
| Multiplier Unlocked | No | No |
| TDP | 95 W | 95 W |
| Turbo Clock | N/A | N/A |
| Voltage | 1.425 V | 1.4 V |
Phenom II X3 B73 vs Athlon II X4 645 Physical
|
Phenom II X3 B73 |
Athlon II X4 645 |
| Die Size | 258 mm² | 169 mm² |
| Package | µPGA | µPGA |
| Process Size | 45 nm | 45 nm |
| Socket | AMD Socket AM3 | AMD Socket AM3 |
| Transistors | 758 million | 300 million |
| tCaseMax | unknown | unknown |
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