Intel Xeon E3-1275 v5 vs E3-1225 v5 |
Released October, 2015
Intel Xeon E3-1275 v5
- 3.6 GHz
- Quad core
Reasons to buy the Intel Xeon E3-1275 v5
 | Higher clock speed 3.6 GHz | | Higher turbo clock speed 4 GHz |
| | More threads 8 | | Better PassMark score 10,346 |
VS
Released October, 2015
Intel Xeon E3-1225 v5
- 3.3 GHz
- Quad core
Reasons to buy the E3-1225 v5
| | Significantly better performance per dollar 1.09 pt/$ | | Better overclocked clock speed (Air) 4.39 GHz |
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Differences What are the advantages of each
| |||||||
| Higher clock speed | 3.6 GHz | vs | 3.3 GHz | Around 10% higher clock speed | |||
|---|---|---|---|---|---|---|---|
| Higher turbo clock speed | 4 GHz | vs | 3.7 GHz | Around 10% higher turbo clock speed | |||
| More threads | 8 | vs | 4 | Twice as many threads | |||
| Better PassMark score | 10,346 | vs | 7,758 | Around 35% better PassMark score | |||
| Better PassMark (Single core) score | 2,164 | vs | 1,994 | Around 10% better PassMark (Single core) score | |||
| Better overclocked clock speed (Water) | 4 GHz | vs | 3.7 GHz | Around 10% better overclocked clock speed (Water) | |||
| |||||||
| Significantly better performance per dollar | 1.09 pt/$ | vs | 0.8 pt/$ | More than 35% better performance per dollar | |||
| Better overclocked clock speed (Air) | 4.39 GHz | vs | 4 GHz | Around 10% better overclocked clock speed (Air) | |||
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Benchmarks Real world tests of Xeon E3-1275 v5 vs E3-1225 v5
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 E3-1275 v5 | vs | E3-1225 v5 |
|---|---|---|---|
| Clock speed | 3.6 GHz | 3.3 GHz | |
| Turbo clock speed | 4 GHz | 3.7 GHz | |
| Cores | Quad core | Quad core | |
features | |||
| Has a NX bit | Yes | Yes | |
| Supports trusted computing | Yes | Yes | |
| Has virtualization support | Yes | Yes | |
| Instruction set extensions | |||
| SSE2 | |||
| MMX | |||
| SSE4 | |||
| AVX | |||
| SSE3 | |||
| SSE | |||
| SSE4.1 | |||
| SSE4.2 | |||
| Supplemental SSE3 | |||
| AES | |||
| AVX 2.0 | |||
| Supports dynamic frequency scaling | Yes | Yes | |
power consumption | |||
| TDP | 80W | 80W | |
| Annual home energy cost | 19.27 $/year | 19.27 $/year | |
| Annual commercial energy cost | 70.08 $/year | 70.08 $/year | |
| Performance per watt | 3.54 pt/W | 3.05 pt/W | |
| Typical power consumption | 65W | 65W | |
bus | |||
| Architecture | FSB | FSB | |
| Number of links | 1 | 1 | |
| Transfer rate | 8,000 MT/s | 8,000 MT/s | |
details | Xeon E3-1275 v5 | vs | E3-1225 v5 |
|---|---|---|---|
| Architecture | x86-64 | x86-64 | |
| Threads | 8 | 4 | |
| L3 cache | 8 MB | 8 MB | |
| L3 cache per core | 2 MB/core | 2 MB/core | |
| Manufacture process | 14 nm | 14 nm | |
| Max CPUs | 1 | 1 | |
| Voltage range | 0.55 - 1.52V | 0.55 - 1.52V | |
overclocking | |||
| Overclocked clock speed | 4 GHz | 4.39 GHz | |
| Overclocked clock speed (Water) | 4 GHz | 3.7 GHz | |
| Overclocked clock speed (Air) | 4 GHz | 4.39 GHz | |
integrated graphics | |||
| GPU | GPU | GPU | |
| Label | Intel® HD Graphics P530 | Intel® HD Graphics P530 | |
| Number of displays supported | 3 | 3 | |
| GPU clock speed | 400 MHz | 400 MHz | |
| Turbo clock speed | 1,150 MHz | 1,150 MHz | |
memory controller | |||
| Memory controller | Built-in | Built-in | |
| Memory type | |||
| DDR3L-1600 | |||
| Channels | Dual Channel | Dual Channel | |
| Supports ECC | Yes | Yes | |
| Maximum bandwidth | 25,600 MB/s | 25,600 MB/s | |
| Maximum memory size | 65,536 MB | 65,536 MB | |
 Intel Xeon E3-1275 v5  Report a correction |  Intel Xeon E3-1225 v5 Report a correction |
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