Intel Atom Z520 vs N450 |
Released April, 2008
Intel Atom Z520
- 1.33 GHz
- Single core
Reasons to buy the Intel Atom Z520
 | Has virtualization support Yes |
VS
Released January, 2010
Intel Atom N450
- 1.66 GHz
- Single core
Reasons to buy the N450
| | Has a built-in GPU Yes |
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VS
Differences What are the advantages of each
| |||||||
| Has virtualization support | Yes | vs | No | Somewhat common; Boosts performance of virtual machines | |||
|---|---|---|---|---|---|---|---|
| |||||||
| Has a built-in GPU | Yes | vs | No | Somewhat common; A separate graphics adapter is not required | |||
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Benchmarks Real world tests of Atom Z520 vs N450
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
3D Mark 06 (CPU)
PassMark Data courtesy Passmark
PassMark (Single Core)
Specifications Full list of technical specs
summary | Atom Z520 | vs | N450 |
|---|---|---|---|
| Clock speed | 1.33 GHz | 1.66 GHz | |
| Cores | Single core | Single core | |
features | |||
| Has a NX bit | Yes | Yes | |
| Supports trusted computing | No | No | |
| Has virtualization support | Yes | No | |
| Instruction set extensions | |||
| SSE2 | |||
| MMX | |||
| SSE3 | |||
| SSE | |||
| Supplemental SSE3 | |||
| Supports dynamic frequency scaling | Yes | Yes | |
power consumption | |||
| TDP | 2W | 5.5W | |
| Annual home energy cost | 0.48 $/year | 1.32 $/year | |
| Performance per watt | 10.05 pt/W | 4.63 pt/W | |
| Typical power consumption | 1.63W | 4.47W | |
details | Atom Z520 | vs | N450 |
|---|---|---|---|
| Architecture | x86 | x86-64 | |
| Threads | 2 | 2 | |
| L2 cache | 0.5 MB | 0.5 MB | |
| L2 cache per core | 0.5 MB/core | 0.5 MB/core | |
| Manufacture process | 45 nm | 45 nm | |
| Transistor count | 47,000,000 | 123,000,000 | |
| Max CPUs | 1 | 1 | |
| Clock multiplier | 10 | 10 | |
| Voltage range | 0.75 - 1.1V | 0.8 - 1.18V | |
overclocking | |||
| Overclocked clock speed | 1.6 GHz | 1.9 GHz | |
| Overclocked clock speed (Water) | 1.33 GHz | 1.67 GHz | |
| Overclocked clock speed (Air) | 1.6 GHz | 1.9 GHz | |
integrated graphics | |||
| GPU | None | GPU | |
| Label | N/A | Integrated | |
bus | |||
| Architecture | FSB | DMI | |
| Number of links | 1 | 1 | |
 Intel Atom Z520  Report a correction |  Intel Atom N450 Report a correction |
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