Intel Xeon E5-2620 vs AMD Opteron 6280 |
Released March, 2012
Intel Xeon E5-2620
- 2 GHz
- Hexa core
- Unlocked
Reasons to buy the Intel Xeon E5-2620
 | Much more l3 cache per core 2.5 MB/core | | Lower typical power consumption 77.19W |
| | Lower annual commercial energy cost 83.22 $/year | | Lower annual home energy cost 22.89 $/year |
VS
First seen on January, 2013
AMD Opteron 6280
- 2.5 GHz
- 16 core
Reasons to buy the AMD Opteron 6280
| | Much more l2 cache 16 MB | | Much higher clock speed 2.5 GHz |
| | Much more l2 cache per core 1 MB/core | | More threads 16 |
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Differences What are the advantages of each
| |||||||
| Much more l3 cache per core | 2.5 MB/core | vs | 1 MB/core | 2.5x more l3 cache per core | |||
|---|---|---|---|---|---|---|---|
| Lower typical power consumption | 77.19W | vs | 93.44W | More than 15% lower typical power consumption | |||
| Lower annual commercial energy cost | 83.22 $/year | vs | 100.74 $/year | More than 15% lower annual commercial energy cost | |||
| Lower annual home energy cost | 22.89 $/year | vs | 27.7 $/year | More than 15% lower annual home energy cost | |||
| |||||||
| Much more l2 cache | 16 MB | vs | 2 MB | 8x 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 GHz | 25% higher clock speed | |||
| Much more l2 cache per core | 1 MB/core | vs | 0.33 MB/core | More than 3x more l2 cache per core | |||
| More threads | 16 | vs | 12 | 4 more threads | |||
| More l3 cache | 16 MB | vs | 15 MB | More than 5% more l3 cache; more data can be stored in the l3 cache for quick access later | |||
| Supports more CPUs in SMP configuration | 4 | vs | 2 | Twice as many CPUs in SMP configuration | |||
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Features Key features of the Xeon E5-2620 vs Opteron 6280
clock speed
L2 cache
L3 cache
TDP
Specifications Full list of technical specs
summary | Xeon E5-2620 | vs | Opteron 6280 |
|---|---|---|---|
| Clock speed | 2 GHz | 2.5 GHz | |
| Cores | Hexa core | 16 core | |
| Socket type | |||
| LGA 2011 | |||
| G34 | |||
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 | |||
details | Xeon E5-2620 | vs | Opteron 6280 |
|---|---|---|---|
| Threads | 12 | 16 | |
| L2 cache | 2 MB | 16 MB | |
| L2 cache per core | 0.33 MB/core | 1 MB/core | |
| L3 cache | 15 MB | 16 MB | |
| L3 cache per core | 2.5 MB/core | 1 MB/core | |
| Manufacture process | 32 nm | 32 nm | |
| Max CPUs | 2 | 4 | |
power consumption | |||
| TDP | 95W | 115W | |
| Annual home energy cost | 22.89 $/year | 27.7 $/year | |
| Annual commercial energy cost | 83.22 $/year | 100.74 $/year | |
| Typical power consumption | 77.19W | 93.44W | |
bus | |||
| Architecture | QPI | HyperTransport 3.0 | |
| Transfer rate | 7,200 MT/s | 6,400 MT/s | |
| Clock speed | 3,600 MHz | 3,200 MHz | |
 Intel Xeon E5-2620  Report a correction |  AMD Opteron 6280 Report a correction |
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