Winner
Intel Xeon X5660
CPUBoss recommends the Intel Xeon X5660 based on its cost to run and value.
See full details Intel Xeon X5660 vs E7-2830 |
Released March, 2010
Intel Xeon X5660
- 2.8 GHz
- Hexa core
5.4 Out of 10
Reasons to buy the Intel Xeon X5660
 | Much higher clock speed 2.8 GHz | | Much higher turbo clock speed 3.2 GHz |
| | Much better performance per watt 8.02 pt/W | | Much higher Maximum operating temperature 81.3 °C |
VS
Released April, 2011
Intel Xeon E7-2830
- 2.13 GHz
- Octa core
4.5 Out of 10
Reasons to buy the E7-2830
| | Much more l3 cache 24 MB | | Supports more RAM 1,048,576 MB |
| | More threads 16 | | Much more l3 cache per core 3 MB/core |
CPUBoss Review Our evaluation of X5660 vs E7-2830 among all CPUs
Performance | |
Benchmark performance using all cores | |
| PCMark 8 Home 3.0 Accelerated, PassMark and 1 more | |
Single-core Performance | |
Individual core benchmark performance | |
| PassMark (Single Core), Geekbench 3 Single Core and 1 more | |
Integrated Graphics | |
Integrated GPU performance for graphics | |
| Sky Diver and Cloud Gate | |
Integrated Graphics (OpenCL) | |
Integrated GPU performance for parallel computing | |
| CompuBench 1.5 Bitcoin mining and 4 more | |
Performance per Watt | |
How efficiently does the processor use electricity? | |
| Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more | |
Value | |
Are you paying a premium for performance? | |
| Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more | |
| 5.4 | CPUBoss Score |
Combination of all six facets | |
 | Winner |
Cast your vote Do you agree or disagree with CPUBoss?
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Differences What are the advantages of each
| |||||||
| Much higher clock speed | 2.8 GHz | vs | 2.13 GHz | More than 30% higher clock speed | |||
|---|---|---|---|---|---|---|---|
| Much higher turbo clock speed | 3.2 GHz | vs | 2.4 GHz | Around 35% higher turbo clock speed | |||
| Much better performance per watt | 8.02 pt/W | vs | 0.84 pt/W | Around 9.5x better performance per watt | |||
| Much higher Maximum operating temperature | 81.3 °C | vs | 64 °C | More than 25% higher Maximum operating temperature | |||
| Lower typical power consumption | 77.19W | vs | 85.31W | Around 10% lower typical power consumption | |||
| More l2 cache per core | 0.33 MB/core | vs | 0.25 MB/core | Around 35% more l2 cache per core | |||
| Lower annual commercial energy cost | 83.22 $/year | vs | 91.98 $/year | Around 10% lower annual commercial energy cost | |||
| Lower annual home energy cost | 22.89 $/year | vs | 25.29 $/year | Around 10% lower annual home energy cost | |||
| |||||||
| Much more l3 cache | 24 MB | vs | 12 MB | 2x more l3 cache; more data can be stored in the l3 cache for quick access later | |||
| Supports more RAM | 1,048,576 MB | vs | 294,912 MB | Supports more than 3.5x more RAM | |||
| More threads | 16 | vs | 12 | 4 more threads | |||
| Much more l3 cache per core | 3 MB/core | vs | 2 MB/core | 50% more l3 cache per core | |||
| Newer | Apr, 2011 | vs | Mar, 2010 | Release date over 1 years later | |||
Report a correction
Benchmarks Real world tests of Xeon X5660 vs E7-2830
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
Specifications Full list of technical specs
summary | Xeon X5660 | vs | E7-2830 |
|---|---|---|---|
| Clock speed | 2.8 GHz | 2.13 GHz | |
| Turbo clock speed | 3.2 GHz | 2.4 GHz | |
| Cores | Hexa core | Octa core | |
| Socket type | |||
| LGA 1366 | |||
| LGA 1567 | |||
features | |||
| Has a NX bit | Yes | Yes | |
| Supports trusted computing | Yes | Yes | |
| Has virtualization support | Yes | Yes | |
| Instruction set extensions | |||
| SSE2 | |||
| MMX | |||
| SSE4 | |||
| SSE3 | |||
| SSE | |||
| SSE4.1 | |||
| SSE4.2 | |||
| Supplemental SSE3 | |||
| AES | |||
| Supports dynamic frequency scaling | Yes | Yes | |
power consumption | |||
| TDP | 95W | 105W | |
| Annual home energy cost | 22.89 $/year | 25.29 $/year | |
| Annual commercial energy cost | 83.22 $/year | 91.98 $/year | |
| Performance per watt | 8.02 pt/W | 0.84 pt/W | |
| Typical power consumption | 77.19W | 85.31W | |
bus | |||
| Architecture | QPI | QPI | |
| Number of links | 2 | 1 | |
| Data rate | 51,200 MB/s | 25,600 MB/s | |
| Transfer rate | 6,400 MT/s | 6,400 MT/s | |
| Clock speed | 3,200 MHz | 3,200 MHz | |
details | Xeon X5660 | vs | E7-2830 |
|---|---|---|---|
| Architecture | x86-64 | x86-64 | |
| Threads | 12 | 16 | |
| L2 cache | 2 MB | 2 MB | |
| L2 cache per core | 0.33 MB/core | 0.25 MB/core | |
| L3 cache | 12 MB | 24 MB | |
| L3 cache per core | 2 MB/core | 3 MB/core | |
| Manufacture process | 32 nm | 32 nm | |
| Max CPUs | 2 | 2 | |
| Clock multiplier | 21 | 16 | |
| Operating temperature | Unknown - 81.3°C | Unknown - 64°C | |
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 | |
memory controller | |||
| Memory controller | Built-in | Built-in | |
| Memory type | |||
| DDR3-1333 | |||
| DDR3-1066 | |||
| DDR3 | |||
| DDR3-800 | |||
| DDR | |||
| Channels | Triple Channel | Quad Channel | |
| Supports ECC | Yes | Yes | |
| Maximum bandwidth | 31,999.98 MB/s | 25,600 MB/s | |
| Maximum memory size | 294,912 MB | 1,048,576 MB | |
 Intel Xeon X5660  Report a correction |  Intel Xeon E7-2830 Report a correction |
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