AMD Sempron 145 vs Phenom X3 8400 |
Released May, 2010
AMD Sempron 145
- 2.8 GHz
- Single core
Reasons to buy the AMD Sempron 145
 | Much higher clock speed 2.8 GHz | | Much better PassMark (Single core) score 882 |
| | Much newer manufacturing process 45 nm | | Much better overclocked clock speed (Air) 4.05 GHz |
VS
Released March, 2008
AMD Phenom X3 8400
- 2.1 GHz
- Tri core
Reasons to buy the Phenom X3 8400
| | Much more l3 cache 2 MB | | Much more l2 cache 2 MB |
| | More cores 3 | | More threads 3 |
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Differences What are the advantages of each
| |||||||
| Much higher clock speed | 2.8 GHz | vs | 2.1 GHz | Around 35% higher clock speed | |||
|---|---|---|---|---|---|---|---|
| Much better PassMark (Single core) score | 882 | vs | 714 | Around 25% better PassMark (Single core) score | |||
| Much newer manufacturing process | 45 nm | vs | 65 nm | A newer manufacturing process allows for a more powerful, yet cooler running processor | |||
| Much better overclocked clock speed (Air) | 4.05 GHz | vs | 2.46 GHz | Around 65% better overclocked clock speed (Air) | |||
| Much better performance per watt | 2.06 pt/W | vs | 0.91 pt/W | More than 2.2x better performance per watt | |||
| Much lower typical power consumption | 36.56W | vs | 77.19W | 2.1x lower typical power consumption | |||
| Much better overclocked clock speed (Water) | 4.28 GHz | vs | 2.75 GHz | More than 55% better overclocked clock speed (Water) | |||
| Much lower annual commercial energy cost | 39.42 $/year | vs | 83.22 $/year | 2.1x lower annual commercial energy cost | |||
| Much lower annual home energy cost | 10.84 $/year | vs | 22.89 $/year | 2.1x lower annual home energy cost | |||
| Newer | May, 2010 | vs | Mar, 2008 | Release date over 2 years later | |||
| |||||||
| Much more l3 cache | 2 MB | vs | 0 MB | Compared to all cpus, 2 MB l3 cache is just OK | |||
| Much more l2 cache | 2 MB | vs | 1 MB | 2x more l2 cache; more data can be stored in the l2 cache for quick access later | |||
| More cores | 3 | vs | 1 | Three times as many cores; run more applications at once | |||
| More threads | 3 | vs | 1 | Three times as many threads | |||
| Much better PassMark score | 1,646 | vs | 800 | More than 2x better PassMark score | |||
| Much better geekbench 2 (32-bit) score | 2,605 | vs | 1,332 | More than 95% better geekbench 2 (32-bit) score | |||
| Much more l3 cache per core | 0.67 MB/core | vs | 0 MB/core | Compared to all cpus, 0.67 MB/core l3 cache per core is just OK | |||
| Much higher Maximum operating temperature | 70 °C | vs | 63 °C | More than 10% higher Maximum operating temperature | |||
Report a correction
Benchmarks Real world tests of Sempron 145 vs Phenom X3 8400
GeekBench 3 (Multi-core) Data courtesy Primate Labs
GeekBench 3 (Single core) Data courtesy Primate Labs
GeekBench 3 (AES single core) Data courtesy Primate Labs
GeekBench (32-bit) Data courtesy Primate Labs
GeekBench
PassMark Data courtesy Passmark
PassMark (Single Core)
Specifications Full list of technical specs
summary | Sempron 145 | vs | Phenom X3 8400 |
|---|---|---|---|
| Clock speed | 2.8 GHz | 2.1 GHz | |
| Cores | Single core | Tri core | |
| Socket type | |||
| AM3 | |||
| AM2+ | |||
| Is unlocked | No | No | |
features | |||
| Has a NX bit | Yes | Yes | |
| Has virtualization support | Yes | Yes | |
| Instruction set extensions | |||
| SSE4a | |||
| SSE2 | |||
| MMX | |||
| SSE3 | |||
| SSE | |||
| 3DNow! | |||
| Supports dynamic frequency scaling | Yes | Yes | |
power consumption | |||
| TDP | 45W | 95W | |
| Annual home energy cost | 10.84 $/year | 22.89 $/year | |
| Annual commercial energy cost | 39.42 $/year | 83.22 $/year | |
| Performance per watt | 2.06 pt/W | 0.91 pt/W | |
| Typical power consumption | 36.56W | 77.19W | |
bus | |||
| Clock speed | 2,000 MHz | 1,800 MHz | |
details | Sempron 145 | vs | Phenom X3 8400 |
|---|---|---|---|
| Architecture | x86-64 | x86-64 | |
| Threads | 1 | 3 | |
| L2 cache | 1 MB | 2 MB | |
| L2 cache per core | 1 MB/core | 0.67 MB/core | |
| L3 cache | 0 MB | 2 MB | |
| L3 cache per core | 0 MB/core | 0.67 MB/core | |
| Manufacture process | 45 nm | 65 nm | |
| Max CPUs | 1 | 1 | |
| Operating temperature | Unknown - 63°C | Unknown - 70°C | |
overclocking | |||
| Overclocked clock speed | 4.05 GHz | 2.46 GHz | |
| Overclocked clock speed (Water) | 4.28 GHz | 2.75 GHz | |
| PassMark (Overclocked) | 1,763.8 | 1,700.9 | |
| Overclocked clock speed (Air) | 4.05 GHz | 2.46 GHz | |
integrated graphics | |||
| GPU | None | None | |
| Label | N/A | N/A | |
| Latest DirectX | N/A | N/A | |
| Number of displays supported | N/A | N/A | |
| GPU clock speed | N/A | N/A | |
| Turbo clock speed | N/A | N/A | |
| 3DMark06 | N/A | N/A | |
 AMD Sempron 145  Report a correction |  AMD Phenom X3 8400 Report a correction |
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