Intel Xeon E5-2620 vs AMD Opteron 6136 |
Released March, 2012
Intel Xeon E5-2620
- 2 GHz
- Hexa core
- Unlocked
Reasons to buy the Intel Xeon E5-2620
 | Is unlocked Yes | | Much better PassMark score 7,957 |
| | Significantly more l3 cache 15 MB | | Much better performance per watt 6.57 pt/W |
VS
Released March, 2010
AMD Opteron 6136
- 2.4 GHz
- Octa core
Reasons to buy the AMD Opteron 6136
| | Much more l2 cache 4 MB | | Much higher clock speed 2.4 GHz |
| | Significantly more l2 cache per core 0.5 MB/core | | Supports more CPUs in SMP configuration 4 |
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Differences What are the advantages of each
| |||||||
| Is unlocked | Yes | vs | No | Somewhat common; An unlocked multiplier allows for easier overclocking | |||
|---|---|---|---|---|---|---|---|
| Much better PassMark score | 7,957 | vs | 4,631 | More than 70% better PassMark score | |||
| Significantly more l3 cache | 15 MB | vs | 12 MB | 25% more l3 cache; more data can be stored in the l3 cache for quick access later | |||
| Much better performance per watt | 6.57 pt/W | vs | 1.44 pt/W | More than 4.5x better performance per watt | |||
| More threads | 12 | vs | 8 | 4 more threads | |||
| Newer manufacturing process | 32 nm | vs | 45 nm | A newer manufacturing process allows for a more powerful, yet cooler running processor | |||
| Much more l3 cache per core | 2.5 MB/core | vs | 1.5 MB/core | More than 65% more l3 cache per core | |||
| Lower typical power consumption | 77.19W | vs | 93.44W | More than 15% lower typical power consumption | |||
| Newer | Mar, 2012 | vs | Mar, 2010 | Release date over 1 years later | |||
| 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 | 4 MB | vs | 2 MB | 2x more l2 cache; more data can be stored in the l2 cache for quick access later | |||
| Much higher clock speed | 2.4 GHz | vs | 2 GHz | Around 20% higher clock speed | |||
| Significantly more l2 cache per core | 0.5 MB/core | vs | 0.33 MB/core | More than 50% more l2 cache per core | |||
| Supports more CPUs in SMP configuration | 4 | vs | 2 | Twice as many CPUs in SMP configuration | |||
| Better overclocked clock speed (Air) | 2.4 GHz | vs | 2.28 GHz | More than 5% better overclocked clock speed (Air) | |||
| Much better overclocked clock speed (Water) | 2.4 GHz | vs | 2 GHz | Around 20% better overclocked clock speed (Water) | |||
Report a correction
Benchmarks Real world tests of Xeon E5-2620 vs Opteron 6136
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 E5-2620 | vs | Opteron 6136 |
|---|---|---|---|
| Clock speed | 2 GHz | 2.4 GHz | |
| Cores | Hexa core | Octa core | |
| Socket type | |||
| LGA 2011 | |||
| G34 | |||
| Is unlocked | Yes | No | |
features | |||
| Has a NX bit | Yes | Yes | |
| Has virtualization support | Yes | Yes | |
| Instruction set extensions | |||
| SSE4a | |||
| SSE2 | |||
| MMX | |||
| AVX | |||
| SSE3 | |||
| SSE | |||
| SSE4.1 | |||
| SSE4.2 | |||
| 3DNow! | |||
| Supplemental SSE3 | |||
| AES | |||
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 | |
details | Xeon E5-2620 | vs | Opteron 6136 |
|---|---|---|---|
| Threads | 12 | 8 | |
| L2 cache | 2 MB | 4 MB | |
| L2 cache per core | 0.33 MB/core | 0.5 MB/core | |
| L3 cache | 15 MB | 12 MB | |
| L3 cache per core | 2.5 MB/core | 1.5 MB/core | |
| Manufacture process | 32 nm | 45 nm | |
| Max CPUs | 2 | 4 | |
| Clock multiplier | 25 | 12 | |
| Voltage range | 0.6 - 1.35V | 1 - UnknownV | |
| Operating temperature | Unknown - 77.4°C | Unknown - 55°C | |
overclocking | |||
| Overclock popularity | 4 | 0 | |
| Overclocked clock speed | 2.28 GHz | 2.4 GHz | |
| Overclocked clock speed (Water) | 2 GHz | 2.4 GHz | |
| Overclocked clock speed (Air) | 2.28 GHz | 2.4 GHz | |
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 | |
| Performance per watt | 6.57 pt/W | 1.44 pt/W | |
| Typical power consumption | 77.19W | 93.44W | |
bus | |||
| Architecture | QPI | HyperTransport 3.0 | |
| Clock speed | 3,600 MHz | 3,200 MHz | |
 Intel Xeon E5-2620  Report a correction |  AMD Opteron 6136 Report a correction |
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