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Intel Xeon E5-2640 v3
CPUBoss recommends the Intel Xeon E5-2640 v3 based on its cost to run and value.
See full details Intel Xeon E5-2650 v3 vs E5-2640 v3 |
Released July, 2014
Intel Xeon E5-2650 v3
- 2.3 GHz
- Deca core
- Unlocked
5.6 Out of 10
Reasons to buy the Intel Xeon E5-2650 v3
 | Much more l3 cache 25 MB | | More threads 20 |
VS
Released July, 2014
Intel Xeon E5-2640 v3
- 2.6 GHz
- Octa core
5.5 Out of 10
Reasons to buy the E5-2640 v3
| | Much higher clock speed 2.6 GHz | | Significantly higher turbo clock speed 3.4 GHz |
| | Much better performance per dollar 2.22 pt/$ | | Lower typical power consumption 73.13W |
CPUBoss Review Our evaluation of E5-2650 v3 vs E5-2640 v3 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 | |
| 5.6 | 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 more l3 cache | 25 MB | vs | 20 MB | 25% more l3 cache; more data can be stored in the l3 cache for quick access later | |||
|---|---|---|---|---|---|---|---|
| More threads | 20 | vs | 16 | 4 more threads | |||
| |||||||
| Much higher clock speed | 2.6 GHz | vs | 2.3 GHz | Around 15% higher clock speed | |||
| Significantly higher turbo clock speed | 3.4 GHz | vs | 3 GHz | Around 15% higher turbo clock speed | |||
| Much better performance per dollar | 2.22 pt/$ | vs | 0.69 pt/$ | Around 3.2x better performance per dollar | |||
| Lower typical power consumption | 73.13W | vs | 85.31W | Around 15% lower typical power consumption | |||
| Better overclocked clock speed (Air) | 2.6 GHz | vs | 2.44 GHz | More than 5% better overclocked clock speed (Air) | |||
| Significantly better overclocked clock speed (Water) | 2.6 GHz | vs | 2.3 GHz | Around 15% better overclocked clock speed (Water) | |||
| Lower annual commercial energy cost | 78.84 $/year | vs | 91.98 $/year | Around 15% lower annual commercial energy cost | |||
| Lower annual home energy cost | 21.68 $/year | vs | 25.29 $/year | Around 15% lower annual home energy cost | |||
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Benchmarks Real world tests of Xeon E5-2650 v3 vs E5-2640 v3
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 E5-2650 v3 | vs | E5-2640 v3 |
|---|---|---|---|
| Clock speed | 2.3 GHz | 2.6 GHz | |
| Turbo clock speed | 3 GHz | 3.4 GHz | |
| Cores | Deca core | Octa core | |
features | |||
| Has a NX bit | Yes | Yes | |
| Supports trusted computing | Yes | Yes | |
| Has virtualization support | Yes | Yes | |
| Instruction set extensions | |||
| AES | |||
| AVX | |||
| AVX 2.0 | |||
| Supports dynamic frequency scaling | Yes | Yes | |
power consumption | |||
| TDP | 105W | 90W | |
| Annual home energy cost | 25.29 $/year | 21.68 $/year | |
| Annual commercial energy cost | 91.98 $/year | 78.84 $/year | |
| Performance per watt | 7.93 pt/W | 24.65 pt/W | |
| Typical power consumption | 85.31W | 73.13W | |
bus | |||
| Architecture | QPI | QPI | |
| Number of links | 2 | 2 | |
| Data rate | 76,800 MB/s | 64,000 MB/s | |
| Transfer rate | 9,600 MT/s | 8,000 MT/s | |
| Clock speed | 4,800 MHz | 4,000 MHz | |
details | Xeon E5-2650 v3 | vs | E5-2640 v3 |
|---|---|---|---|
| Architecture | x86-64 | x86-64 | |
| Threads | 20 | 16 | |
| L3 cache | 25 MB | 20 MB | |
| L3 cache per core | 2.5 MB/core | 2.5 MB/core | |
| Manufacture process | 22 nm | 22 nm | |
| Max CPUs | 2 | 2 | |
| Operating temperature | Unknown - 78.9°C | Unknown - 74.3°C | |
overclocking | |||
| Overclocked clock speed | 2.44 GHz | 2.6 GHz | |
| Overclocked clock speed (Water) | 2.3 GHz | 2.6 GHz | |
| Overclocked clock speed (Air) | 2.44 GHz | 2.6 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 | |
memory controller | |||
| Memory controller | Built-in | Built-in | |
| Memory type | |||
| DDR | |||
| Channels | Quad Channel | Quad Channel | |
| Supports ECC | Yes | Yes | |
| Maximum bandwidth | 6,400 MB/s | 6,400 MB/s | |
| Maximum memory size | 786,432 MB | 786,432 MB | |
 Intel Xeon E5-2650 v3  Report a correction |  Intel Xeon E5-2640 v3 Report a correction |
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