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| Intel Xeon E3-1265L v2 vs E3-1235L v5 |
Released May, 2012
Intel Xeon E3-1265L v2
- 2.5 GHz
- Quad core
Reasons to buy the Intel Xeon E3-1265L v2
![]() | Much better performance per dollar 2.8 pt/$ | ![]() | Higher clock speed 2.5 GHz |
![]() | Higher turbo clock speed 3.5 GHz | ![]() | Much better performance per watt 19.91 pt/W |
VS
Released October, 2015
Intel Xeon E3-1235L v5
- 2 GHz
- Quad core
Reasons to buy the E3-1235L v5
![]() | Significantly newer manufacturing process 14 nm | ![]() | Lower typical power consumption 20.31W |
![]() | Newer Oct, 2015 | ![]() | Better overclocked clock speed (Air) 3 GHz |
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Differences What are the advantages of each
| |||||||
Much better performance per dollar | 2.8 pt/$ | vs | 0.87 pt/$ | Around 3.2x better performance per dollar | |||
---|---|---|---|---|---|---|---|
Higher clock speed | 2.5 GHz | vs | 2 GHz | 25% higher clock speed | |||
Higher turbo clock speed | 3.5 GHz | vs | 3 GHz | More than 15% higher turbo clock speed | |||
Much better performance per watt | 19.91 pt/W | vs | 8.74 pt/W | More than 2.2x better performance per watt | |||
Significantly higher GPU clock speed | 650 MHz | vs | 400 MHz | Around 65% higher GPU clock speed | |||
More threads | 8 | vs | 4 | Twice as many threads | |||
Better PassMark score | 7,745 | vs | 6,352 | More than 20% better PassMark score | |||
Better PassMark (Single core) score | 1,739 | vs | 1,584 | Around 10% better PassMark (Single core) score | |||
| |||||||
Significantly newer manufacturing process | 14 nm | vs | 22 nm | A newer manufacturing process allows for a more powerful, yet cooler running processor | |||
Lower typical power consumption | 20.31W | vs | 36.56W | Around 45% lower typical power consumption | |||
Newer | Oct, 2015 | vs | May, 2012 | Release date over 3 years later | |||
Better overclocked clock speed (Air) | 3 GHz | vs | 2.5 GHz | 20% better overclocked clock speed (Air) | |||
Lower annual home energy cost | 6.02 $/year | vs | 10.84 $/year | Around 45% lower annual home energy cost | |||
Lower annual commercial energy cost | 21.9 $/year | vs | 39.42 $/year | Around 45% lower annual commercial energy cost | |||
Better overclocked clock speed (Water) | 3 GHz | vs | 2.5 GHz | 20% better overclocked clock speed (Water) |
Benchmarks Real world tests of Xeon E3-1265L v2 vs E3-1235L v5
PassMark Data courtesy Passmark
Xeon E3-1265L v2
7,745
Xeon E3-1235L v5
6,352
PassMark (Single Core)
Xeon E3-1265L v2
1,739
Xeon E3-1235L v5
1,584
Specifications Full list of technical specs
summary | Xeon E3-1265L v2 | vs | E3-1235L v5 |
---|---|---|---|
Clock speed | 2.5 GHz | 2 GHz | |
Turbo clock speed | 3.5 GHz | 3 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 | 45W | 25W | |
Annual home energy cost | 10.84 $/year | 6.02 $/year | |
Annual commercial energy cost | 39.42 $/year | 21.9 $/year | |
Performance per watt | 19.91 pt/W | 8.74 pt/W | |
Typical power consumption | 36.56W | 20.31W | |
bus | |||
Architecture | DMI | FSB | |
Number of links | 1 | 1 | |
Transfer rate | 5,000 MT/s | 8,000 MT/s |
details | Xeon E3-1265L v2 | vs | E3-1235L 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 | 22 nm | 14 nm | |
Max CPUs | 1 | 1 | |
overclocking | |||
Overclocked clock speed | 2.5 GHz | 3 GHz | |
Overclocked clock speed (Water) | 2.5 GHz | 3 GHz | |
Overclocked clock speed (Air) | 2.5 GHz | 3 GHz | |
integrated graphics | |||
GPU | GPU | GPU | |
Label | Intel® HD Graphics 2500 | Intel® HD Graphics P530 | |
Number of displays supported | 3 | 3 | |
GPU clock speed | 650 MHz | 400 MHz | |
memory controller | |||
Memory controller | Built-in | Built-in | |
Memory type | |||
DDR3-1600 | |||
DDR3-1333 | |||
DDR3 | |||
DDR3L-1333 | |||
Channels | Dual Channel | Dual Channel | |
Supports ECC | Yes | Yes | |
Maximum bandwidth | 25,600 MB/s | 12,800 MB/s | |
Maximum memory size | 33,556.48 MB | 65,536 MB |
Intel Xeon E3-1265L v2 ![]() | Intel Xeon E3-1235L v5 ![]() |
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