Intel Core i5 450M vs AMD Athlon II X2 B28 |
Released June, 2010
Intel Core i5 450M
- 2.4 GHz
- Dual core
Reasons to buy the Intel Core i5 450M
 | Has a built-in GPU Yes | | Much newer manufacturing process 32 nm |
| | Significantly lower typical power consumption 28.44W | | Significantly more l3 cache per core 1.5 MB/core |
VS
Released December, 2010
AMD Athlon II X2 B28
- 3.4 GHz
- Dual core
Reasons to buy the AMD Athlon II X2 B28
| | Significantly higher clock speed 3.4 GHz | | Significantly more l2 cache 2 MB |
| | Much better overclocked clock speed (Air) 4.57 GHz | | Much more l2 cache per core 1 MB/core |
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Differences What are the advantages of each
| |||||||
| Has a built-in GPU | Yes | vs | No | Somewhat common; A separate graphics adapter is not required | |||
|---|---|---|---|---|---|---|---|
| Much newer manufacturing process | 32 nm | vs | 45 nm | A newer manufacturing process allows for a more powerful, yet cooler running processor | |||
| Significantly lower typical power consumption | 28.44W | vs | 52.81W | More than 45% lower typical power consumption | |||
| Significantly more l3 cache per core | 1.5 MB/core | vs | 0.5 MB/core | 3x more l3 cache per core | |||
| Slightly more l3 cache | 3 MB | vs | 1 MB | 3x more l3 cache; more data can be stored in the l3 cache for quick access later | |||
| Better geekbench 3 Multi-Core score | 3,387 | vs | 2,566 | More than 30% better geekbench 3 Multi-Core score | |||
| Better performance per watt | 3.36 pt/W | vs | 1.92 pt/W | Around 75% better performance per watt | |||
| More threads | 4 | vs | 2 | Twice as many threads | |||
| Slightly better geekbench 3 single core score | 1,601 | vs | 1,426 | More than 10% better geekbench 3 single core score | |||
| Significantly lower annual home energy cost | 8.43 $/year | vs | 15.66 $/year | More than 45% lower annual home energy cost | |||
| Significantly lower annual commercial energy cost | 30.66 $/year | vs | 56.94 $/year | More than 45% lower annual commercial energy cost | |||
| |||||||
| Significantly higher clock speed | 3.4 GHz | vs | 2.4 GHz | More than 40% higher clock speed | |||
| Significantly 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 | |||
| Much better overclocked clock speed (Air) | 4.57 GHz | vs | 2.68 GHz | More than 70% better overclocked clock speed (Air) | |||
| Much more l2 cache per core | 1 MB/core | vs | 0.5 MB/core | 2x more l2 cache per core | |||
| Significantly better overclocked clock speed (Water) | 3.4 GHz | vs | 2.4 GHz | More than 40% better overclocked clock speed (Water) | |||
| Newer | Dec, 2010 | vs | Jun, 2010 | Release date 5 months later | |||
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Benchmarks Real world tests of Core i5 450M vs Athlon II X2 B28
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
PassMark Data courtesy Passmark
PassMark (Single Core)
Specifications Full list of technical specs
summary | Core i5 450M | vs | Athlon II X2 B28 |
|---|---|---|---|
| Clock speed | 2.4 GHz | 3.4 GHz | |
| Cores | Dual core | Dual core | |
| Socket type | |||
| BGA 1288 | |||
| rPGA 988A | |||
| AM3 | |||
| Is unlocked | No | No | |
features | |||
| Has a NX bit | Yes | Yes | |
| Has virtualization support | Yes | Yes | |
| Instruction set extensions | |||
| SSE4a | |||
| SSE2 | |||
| MMX | |||
| SSE4 | |||
| SSE3 | |||
| SSE | |||
| SSE4.1 | |||
| SSE4.2 | |||
| 3DNow! | |||
| Supplemental SSE3 | |||
| Supports dynamic frequency scaling | Yes | Yes | |
power consumption | |||
| TDP | 35W | 65W | |
| Annual home energy cost | 8.43 $/year | 15.66 $/year | |
| Annual commercial energy cost | 30.66 $/year | 56.94 $/year | |
| Performance per watt | 3.36 pt/W | 1.92 pt/W | |
| Typical power consumption | 28.44W | 52.81W | |
details | Core i5 450M | vs | Athlon II X2 B28 |
|---|---|---|---|
| Architecture | x86-64 | x86-64 | |
| Threads | 4 | 2 | |
| L2 cache | 1 MB | 2 MB | |
| L2 cache per core | 0.5 MB/core | 1 MB/core | |
| L3 cache | 3 MB | 1 MB | |
| L3 cache per core | 1.5 MB/core | 0.5 MB/core | |
| Manufacture process | 32 nm | 45 nm | |
| Max CPUs | 1 | 1 | |
overclocking | |||
| Overclocked clock speed | 2.68 GHz | 4.57 GHz | |
| Overclocked clock speed (Water) | 2.4 GHz | 3.4 GHz | |
| PassMark (Overclocked) | 930.7 | 2,406.4 | |
| Overclocked clock speed (Air) | 2.68 GHz | 4.57 GHz | |
integrated graphics | |||
| GPU | GPU | None | |
| Label | Intel® HD Graphics | N/A | |
| Number of displays supported | 2 | N/A | |
| GPU clock speed | 500 MHz | N/A | |
| Turbo clock speed | 766 MHz | N/A | |
 Intel Core i5 450M  Report a correction |  AMD Athlon II X2 B28 Report a correction |
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