Intel Xeon E7320 vs E5420 |
Released September, 2007
Intel Xeon E7320
- 2.13 GHz
- Quad core
Reasons to buy the Intel Xeon E7320
 | Supports more CPUs in SMP configuration 32 |
VS
Released November, 2007
Intel Xeon E5420
- 2.5 GHz
- Quad core
Reasons to buy the E5420
| | Much more l2 cache 12 MB | | Much higher clock speed 2.5 GHz |
| | Much more l2 cache per core 3 MB/core | | Much better overclocked clock speed (Air) 3.19 GHz |
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| |  | Intel Xeon E5420CPUBoss Winner |
Differences What are the advantages of each
| |||||||
| Supports more CPUs in SMP configuration | 32 | vs | 2 | 30 supports more CPUs in SMP configuration | |||
|---|---|---|---|---|---|---|---|
| |||||||
| Much more l2 cache | 12 MB | vs | 4 MB | 3x more l2 cache; more data can be stored in the l2 cache for quick access later | |||
| Much higher clock speed | 2.5 GHz | vs | 2.13 GHz | More than 15% higher clock speed | |||
| Much more l2 cache per core | 3 MB/core | vs | 1 MB/core | 3x more l2 cache per core | |||
| Much better overclocked clock speed (Air) | 3.19 GHz | vs | 2.13 GHz | Around 50% better overclocked clock speed (Air) | |||
| 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) | 3.94 GHz | vs | 2.13 GHz | Around 85% better overclocked clock speed (Water) | |||
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Benchmarks Real world tests of Xeon E7320 vs E5420
PassMark Data courtesy Passmark
PassMark (Single Core)
Specifications Full list of technical specs
summary | Xeon E7320 | vs | E5420 |
|---|---|---|---|
| Clock speed | 2.13 GHz | 2.5 GHz | |
| Cores | Quad core | Quad core | |
| Socket type | |||
| 604 | |||
| 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 | 80W | 80W | |
| Annual home energy cost | 19.27 $/year | 19.27 $/year | |
| Annual commercial energy cost | 70.08 $/year | 70.08 $/year | |
| Performance per watt | 1.14 pt/W | 1.78 pt/W | |
| Typical power consumption | 65W | 65W | |
bus | |||
| Architecture | FSB | FSB | |
| Number of links | 1 | 1 | |
| Clock speed | 1,066 MHz | 1,333 MHz | |
details | Xeon E7320 | vs | E5420 |
|---|---|---|---|
| Architecture | x86-64 | x86-64 | |
| Threads | 4 | 4 | |
| L2 cache | 4 MB | 12 MB | |
| L2 cache per core | 1 MB/core | 3 MB/core | |
| Manufacture process | 65 nm | 45 nm | |
| Transistor count | 582,000,000 | 820,000,000 | |
| Max CPUs | 32 | 2 | |
| Clock multiplier | 8 | 7 | |
| Voltage range | 1 - 1.5V | 0.85 - 1.35V | |
| Operating temperature | Unknown - 66°C | Unknown - 67°C | |
overclocking | |||
| Overclocked clock speed | 2.13 GHz | 3.19 GHz | |
| Overclocked clock speed (Water) | 2.13 GHz | 3.94 GHz | |
| Overclocked clock speed (Air) | 2.13 GHz | 3.19 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 E7320  Report a correction |  Intel Xeon E5420 Report a correction |
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