Intel Xeon E3-1220 v2 vs AMD Opteron 42DX EE |
Released May, 2012
Intel Xeon E3-1220 v2
- 3.1 GHz
- Quad core
Reasons to buy the Intel Xeon E3-1220 v2
 | Significantly higher clock speed 3.1 GHz | | Significantly newer manufacturing process 22 nm |
| | Significantly better overclocked clock speed (Air) 3.45 GHz | | Significantly better overclocked clock speed (Water) 3.1 GHz |
VS
Released November, 2011
AMD Opteron 42DX EE
- 2.2 GHz
- Quad core
Reasons to buy the AMD Opteron 42DX EE
| | Much more l2 cache 4 MB | | Much more l2 cache per core 1 MB/core |
| | Significantly lower typical power consumption 32.5W | | Supports more CPUs in SMP configuration 2 |
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Differences What are the advantages of each
| |||||||
| Significantly higher clock speed | 3.1 GHz | vs | 2.2 GHz | More than 40% higher clock speed | |||
|---|---|---|---|---|---|---|---|
| Significantly newer manufacturing process | 22 nm | vs | 32 nm | A newer manufacturing process allows for a more powerful, yet cooler running processor | |||
| Significantly better overclocked clock speed (Air) | 3.45 GHz | vs | 2.2 GHz | More than 55% better overclocked clock speed (Air) | |||
| Significantly better overclocked clock speed (Water) | 3.1 GHz | vs | 2.2 GHz | More than 40% better overclocked clock speed (Water) | |||
| Newer | May, 2012 | vs | Nov, 2011 | Release date 6 months later | |||
| |||||||
| Much more l2 cache | 4 MB | vs | 1 MB | 4x more l2 cache; more data can be stored in the l2 cache for quick access later | |||
| Much more l2 cache per core | 1 MB/core | vs | 0.25 MB/core | 4x more l2 cache per core | |||
| Significantly lower typical power consumption | 32.5W | vs | 56.06W | More than 40% lower typical power consumption | |||
| Supports more CPUs in SMP configuration | 2 | vs | 1 | Twice as many CPUs in SMP configuration | |||
| Significantly lower annual home energy cost | 9.64 $/year | vs | 16.62 $/year | More than 40% lower annual home energy cost | |||
| Significantly lower annual commercial energy cost | 35.04 $/year | vs | 60.44 $/year | More than 40% lower annual commercial energy cost | |||
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Features Key features of the Xeon E3-1220 v2 vs Opteron 42DX EE
clock speed
L2 cache
L3 cache
overclocked clock speed (air)
overclocked clock speed (water)
TDP
Specifications Full list of technical specs
summary | Xeon E3-1220 v2 | vs | Opteron 42DX EE |
|---|---|---|---|
| Clock speed | 3.1 GHz | 2.2 GHz | |
| Cores | Quad core | Quad core | |
| Socket type | |||
| LGA 1155 | |||
| C32 | |||
features | |||
| Has a NX bit | Yes | Yes | |
| Has virtualization support | Yes | Yes | |
| Instruction set extensions | |||
| SSE4a | |||
| SSE2 | |||
| MMX | |||
| SSE4 | |||
| AVX | |||
| SSE3 | |||
| SSE | |||
| SSE4.1 | |||
| SSE4.2 | |||
| Supplemental SSE3 | |||
| AES | |||
bus | |||
| Architecture | DMI | HyperTransport 3.0 | |
| Transfer rate | 5,000 MT/s | 6,400 MT/s | |
details | Xeon E3-1220 v2 | vs | Opteron 42DX EE |
|---|---|---|---|
| Threads | 4 | 4 | |
| L2 cache | 1 MB | 4 MB | |
| L2 cache per core | 0.25 MB/core | 1 MB/core | |
| L3 cache | 8 MB | 8 MB | |
| L3 cache per core | 2 MB/core | 2 MB/core | |
| Manufacture process | 22 nm | 32 nm | |
| Max CPUs | 1 | 2 | |
| Clock multiplier | 31 | 16 | |
overclocking | |||
| Overclocked clock speed | 3.45 GHz | 2.2 GHz | |
| Overclocked clock speed (Water) | 3.1 GHz | 2.2 GHz | |
| Overclocked clock speed (Air) | 3.45 GHz | 2.2 GHz | |
power consumption | |||
| TDP | 69W | 40W | |
| Annual home energy cost | 16.62 $/year | 9.64 $/year | |
| Annual commercial energy cost | 60.44 $/year | 35.04 $/year | |
| Typical power consumption | 56.06W | 32.5W | |
 Intel Xeon E3-1220 v2  Report a correction |  AMD Opteron 42DX EE Report a correction |
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