Intel Xeon L5420 vs L5318 |
Released March, 2008
Intel Xeon L5420
- 2.5 GHz
- Quad core
Reasons to buy the Intel Xeon L5420
 | Much more l2 cache 12 MB | | Much higher clock speed 2.5 GHz |
| | Much better overclocked clock speed (Air) 3.67 GHz | | Much more l2 cache per core 3 MB/core |
VS
Released January, 2007
Intel Xeon L5318
- 1.6 GHz
- Quad core
Reasons to buy the L5318
| | Lower typical power consumption 32.5W | | Lower annual commercial energy cost 35.04 $/year |
| | Lower annual home energy cost 9.64 $/year |
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Differences What are the advantages of each
| |||||||
| Much more l2 cache | 12 MB | vs | 8 MB | 50% more l2 cache; more data can be stored in the l2 cache for quick access later | |||
|---|---|---|---|---|---|---|---|
| Much higher clock speed | 2.5 GHz | vs | 1.6 GHz | More than 55% higher clock speed | |||
| Much better overclocked clock speed (Air) | 3.67 GHz | vs | 1.6 GHz | More than 2.2x better overclocked clock speed (Air) | |||
| Much more l2 cache per core | 3 MB/core | vs | 2 MB/core | 50% more l2 cache per core | |||
| 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 (Water) | 3.85 GHz | vs | 1.6 GHz | Around 2.5x better overclocked clock speed (Water) | |||
| Newer | Mar, 2008 | vs | Jan, 2007 | Release date over 1 years later | |||
| |||||||
| Lower typical power consumption | 32.5W | vs | 40.63W | 20% lower typical power consumption | |||
| Lower annual commercial energy cost | 35.04 $/year | vs | 43.8 $/year | Around 20% lower annual commercial energy cost | |||
| Lower annual home energy cost | 9.64 $/year | vs | 12.04 $/year | More than 20% lower annual home energy cost | |||
Report a correction
Features Key features of the Xeon L5420 vs L5318
clock speed
L2 cache
overclocked clock speed (air)
overclocked clock speed (water)
TDP
Specifications Full list of technical specs
summary | Xeon L5420 | vs | L5318 |
|---|---|---|---|
| Clock speed | 2.5 GHz | 1.6 GHz | |
| Cores | Quad core | Quad core | |
| Socket type | |||
| LGA 771 | |||
features | |||
| Has a NX bit | Yes | Yes | |
| Supports trusted computing | No | No | |
| Has virtualization support | Yes | Yes | |
| Instruction set extensions | |||
| SSE2 | |||
| MMX | |||
| SSE3 | |||
| SSE | |||
| SSE4.1 | |||
| Supports dynamic frequency scaling | Yes | Yes | |
power consumption | |||
| TDP | 50W | 40W | |
| Annual home energy cost | 12.04 $/year | 9.64 $/year | |
| Annual commercial energy cost | 43.8 $/year | 35.04 $/year | |
| Typical power consumption | 40.63W | 32.5W | |
bus | |||
| Architecture | FSB | FSB | |
| Number of links | 1 | 1 | |
| Clock speed | 1,333 MHz | 1,066 MHz | |
details | Xeon L5420 | vs | L5318 |
|---|---|---|---|
| Architecture | x86-64 | x86-64 | |
| Threads | 4 | 4 | |
| L2 cache | 12 MB | 8 MB | |
| L2 cache per core | 3 MB/core | 2 MB/core | |
| Manufacture process | 45 nm | 65 nm | |
| Transistor count | 820,000,000 | 582,000,000 | |
| Max CPUs | 2 | 2 | |
| Voltage range | 0.85 - 1.35V | 0.9 - 1.25V | |
| Operating temperature | Unknown - 57°C | Unknown - 72.2°C | |
overclocking | |||
| Overclocked clock speed | 3.67 GHz | 1.6 GHz | |
| Overclocked clock speed (Water) | 3.85 GHz | 1.6 GHz | |
| Overclocked clock speed (Air) | 3.67 GHz | 1.6 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 | |
 Intel Xeon L5420  Report a correction |  Intel Xeon L5318 Report a correction |
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