Intel Xeon L3426 vs Atom C2750 |
Released September, 2009
Intel Xeon L3426
- 1.86 GHz
- Quad core
Reasons to buy the Intel Xeon L3426
 | Significantly higher turbo clock speed 3.2 GHz | | Supports dynamic frequency scaling Yes |
| | Much better overclocked clock speed (Air) 3.08 GHz |
VS
Released July, 2013
Intel Atom C2750
- 2.4 GHz
- Octa core
Reasons to buy the Atom C2750
| | Much higher clock speed 2.4 GHz | | More cores 8 |
| | Much better performance per watt 11.79 pt/W | | Much better performance per dollar 1.38 pt/$ |
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Intel Xeon L3426CPUBoss Winner |  | |
Differences What are the advantages of each
| |||||||
| Significantly higher turbo clock speed | 3.2 GHz | vs | 2.6 GHz | Around 25% higher turbo clock speed | |||
|---|---|---|---|---|---|---|---|
| Supports dynamic frequency scaling | Yes | vs | No | Somewhat common; Allows for maximum performance when needed, while conserving power and minimizing heat production when not needed | |||
| Much better overclocked clock speed (Air) | 3.08 GHz | vs | 2.4 GHz | Around 30% better overclocked clock speed (Air) | |||
| |||||||
| Much higher clock speed | 2.4 GHz | vs | 1.86 GHz | Around 30% higher clock speed | |||
| More cores | 8 | vs | 4 | Twice as many cores; run more applications at once | |||
| Much better performance per watt | 11.79 pt/W | vs | 2.5 pt/W | Around 4.8x better performance per watt | |||
| Much better performance per dollar | 1.38 pt/$ | vs | 0.37 pt/$ | Around 3.8x better performance per dollar | |||
| Much higher Maximum operating temperature | 97 °C | vs | 58.3 °C | More than 65% higher Maximum operating temperature | |||
| Newer manufacturing process | 22 nm | vs | 45 nm | A newer manufacturing process allows for a more powerful, yet cooler running processor | |||
| Lower typical power consumption | 16.25W | vs | 36.56W | 2.2x lower typical power consumption | |||
| Much better overclocked clock speed (Water) | 2.4 GHz | vs | 1.87 GHz | Around 30% better overclocked clock speed (Water) | |||
| Newer | Jul, 2013 | vs | Sep, 2009 | Release date over 3 years later | |||
| Lower annual commercial energy cost | 17.52 $/year | vs | 39.42 $/year | 2.2x lower annual commercial energy cost | |||
| Lower annual home energy cost | 4.82 $/year | vs | 10.84 $/year | 2.2x lower annual home energy cost | |||
Report a correction
Benchmarks Real world tests of Xeon L3426 vs Atom C2750
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 | Xeon L3426 | vs | Atom C2750 |
|---|---|---|---|
| Clock speed | 1.86 GHz | 2.4 GHz | |
| Turbo clock speed | 3.2 GHz | 2.6 GHz | |
| Cores | Quad core | Octa core | |
features | |||
| Has virtualization support | Yes | Yes | |
| Instruction set extensions | |||
| SSE2 | |||
| MMX | |||
| SSE4 | |||
| SSE3 | |||
| EM64T | |||
| SSE | |||
| SSE4.1 | |||
| SSE4.2 | |||
| Supplemental SSE3 | |||
| AES | |||
| Supports dynamic frequency scaling | Yes | No | |
power consumption | |||
| TDP | 45W | 20W | |
| Annual home energy cost | 10.84 $/year | 4.82 $/year | |
| Annual commercial energy cost | 39.42 $/year | 17.52 $/year | |
| Performance per watt | 2.5 pt/W | 11.79 pt/W | |
| Typical power consumption | 36.56W | 16.25W | |
bus | |||
| Architecture | DMI | FSB | |
| Number of links | 1 | 1 | |
details | Xeon L3426 | vs | Atom C2750 |
|---|---|---|---|
| Architecture | x86-64 | x86-64 | |
| Threads | 8 | 8 | |
| Manufacture process | 45 nm | 22 nm | |
| Max CPUs | 1 | 1 | |
| Operating temperature | Unknown - 58.3°C | Unknown - 97°C | |
overclocking | |||
| Overclocked clock speed | 3.08 GHz | 2.4 GHz | |
| Overclocked clock speed (Water) | 1.87 GHz | 2.4 GHz | |
| Overclocked clock speed (Air) | 3.08 GHz | 2.4 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 | |
memory controller | |||
| Memory controller | Built-in | Built-in | |
| Memory type | |||
| DDR3-1333 | |||
| DDR3-1066 | |||
| DDR3-800 | |||
| DDR3 | |||
| Channels | Dual Channel | Dual Channel | |
| Supports ECC | Yes | Yes | |
| Maximum bandwidth | 21,333.32 MB/s | 12,800 MB/s | |
 Intel Xeon L3426  Report a correction |  Intel Atom C2750 Report a correction |
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