Intel Xeon E5 4650 v2 vs E5-4627 v2 |
Released March, 2014
Intel Xeon E5 4650 v2
- 2.4 GHz
- Dodeca core
Reasons to buy the Intel Xeon E5 4650 v2
 | Much more l3 cache 25 MB | | More threads 20 |
| | Significantly lower typical power consumption 77.19W | | Significantly lower annual commercial energy cost 83.22 $/year |
VS
Released January, 2014
Intel Xeon E5-4627 v2
- 3.3 GHz
- Octa core
Reasons to buy the E5-4627 v2
| | Much higher clock speed 3.3 GHz | | Much higher turbo clock speed 3.6 GHz |
| | Much higher Maximum operating temperature 88 °C |
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Differences What are the advantages of each
| |||||||
| Much more l3 cache | 25 MB | vs | 16 MB | More than 55% more l3 cache; more data can be stored in the l3 cache for quick access later | |||
|---|---|---|---|---|---|---|---|
| More threads | 20 | vs | 8 | 12 more threads | |||
| Significantly lower typical power consumption | 77.19W | vs | 105.63W | More than 25% lower typical power consumption | |||
| Significantly lower annual commercial energy cost | 83.22 $/year | vs | 113.88 $/year | More than 25% lower annual commercial energy cost | |||
| Significantly lower annual home energy cost | 22.89 $/year | vs | 31.32 $/year | More than 25% lower annual home energy cost | |||
| |||||||
| Much higher clock speed | 3.3 GHz | vs | 2.4 GHz | Around 40% higher clock speed | |||
| Much higher turbo clock speed | 3.6 GHz | vs | 2.9 GHz | Around 25% higher turbo clock speed | |||
| Much higher Maximum operating temperature | 88 °C | vs | 75 °C | More than 15% higher Maximum operating temperature | |||
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Features Key features of the Xeon E5 4650 v2 vs E5-4627 v2
clock speed
turbo clock speed
L3 cache
TDP
Specifications Full list of technical specs
summary | Xeon E5 4650 v2 | vs | E5-4627 v2 |
|---|---|---|---|
| Clock speed | 2.4 GHz | 3.3 GHz | |
| Turbo clock speed | 2.9 GHz | 3.6 GHz | |
| Cores | Dodeca 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 | |||
| Supports dynamic frequency scaling | Yes | Yes | |
memory controller | |||
| Memory controller | Built-in | Built-in | |
| Memory type | |||
| DDR3-1866 | |||
| DDR3-1600 | |||
| DDR3-1333 | |||
| DDR3-1066 | |||
| DDR3 | |||
| DDR3-800 | |||
| Channels | Quad Channel | Quad Channel | |
| Supports ECC | Yes | Yes | |
| Maximum bandwidth | 59,733.32 MB/s | 59,733.32 MB/s | |
| Maximum memory size | 786,432 MB | 786,432 MB | |
details | Xeon E5 4650 v2 | vs | E5-4627 v2 |
|---|---|---|---|
| Architecture | x86-64 | x86-64 | |
| Threads | 20 | 8 | |
| L3 cache | 25 MB | 16 MB | |
| Manufacture process | 22 nm | 22 nm | |
| Max CPUs | 4 | 4 | |
| Voltage range | 0.65 - 1.3V | 0.65 - 1.3V | |
| Operating temperature | Unknown - 75°C | Unknown - 88°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 | |
power consumption | |||
| TDP | 95W | 130W | |
| Annual home energy cost | 22.89 $/year | 31.32 $/year | |
| Annual commercial energy cost | 83.22 $/year | 113.88 $/year | |
| Typical power consumption | 77.19W | 105.63W | |
bus | |||
| Architecture | QPI | QPI | |
| Number of links | 2 | 2 | |
| Data rate | 64,000 MB/s | 57,600 MB/s | |
| Transfer rate | 8,000 MT/s | 7,200 MT/s | |
| Clock speed | 4,000 MHz | 3,600 MHz | |
 Intel Xeon E5 4650 v2  Report a correction |  Intel Xeon E5-4627 v2 Report a correction |
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