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| Intel Xeon E5-2670 v3 vs E5-2640 v3 |
Released July, 2014
Intel Xeon E5-2670 v3
- 2.3 GHz
- Duodeca core
Reasons to buy the Intel Xeon E5-2670 v3
![]() | Much more l3 cache 30 MB | ![]() | Much higher Maximum operating temperature 84.5 °C |
![]() | More threads 24 | ![]() | Better overclocked clock speed (Air) 2.7 GHz |
VS
Released July, 2014
Intel Xeon E5-2640 v3
- 2.6 GHz
- Octa core
Reasons to buy the E5-2640 v3
![]() | Much higher clock speed 2.6 GHz | ![]() | Much better performance per dollar 2.22 pt/$ |
![]() | Higher turbo clock speed 3.4 GHz | ![]() | Significantly lower typical power consumption 73.13W |
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Differences What are the advantages of each
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Much more l3 cache | 30 MB | vs | 20 MB | 50% more l3 cache; more data can be stored in the l3 cache for quick access later | |||
---|---|---|---|---|---|---|---|
Much higher Maximum operating temperature | 84.5 °C | vs | 74.3 °C | Around 15% higher Maximum operating temperature | |||
More threads | 24 | vs | 16 | 8 more threads | |||
Better overclocked clock speed (Air) | 2.7 GHz | vs | 2.6 GHz | Around 5% better overclocked clock speed (Air) | |||
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Much higher clock speed | 2.6 GHz | vs | 2.3 GHz | Around 15% higher clock speed | |||
Much better performance per dollar | 2.22 pt/$ | vs | 0.63 pt/$ | More than 3.5x better performance per dollar | |||
Higher turbo clock speed | 3.4 GHz | vs | 3.1 GHz | Around 10% higher turbo clock speed | |||
Significantly lower typical power consumption | 73.13W | vs | 97.5W | 25% lower typical power consumption | |||
Significantly better overclocked clock speed (Water) | 2.6 GHz | vs | 2.3 GHz | Around 15% better overclocked clock speed (Water) | |||
Significantly lower annual commercial energy cost | 78.84 $/year | vs | 105.12 $/year | 25% lower annual commercial energy cost | |||
Significantly lower annual home energy cost | 21.68 $/year | vs | 28.91 $/year | 25% lower annual home energy cost |
Benchmarks Real world tests of Xeon E5-2670 v3 vs E5-2640 v3
GeekBench 3 (Multi-core) Data courtesy Primate Labs
Xeon E5-2670 v3
43,580
Xeon E5-2640 v3
20,897
GeekBench 3 (Single core) Data courtesy Primate Labs
Xeon E5-2670 v3
2,463
Xeon E5-2640 v3
2,889
GeekBench 3 (AES single core) Data courtesy Primate Labs
Xeon E5-2670 v3
1,677,550 MB/s
Xeon E5-2640 v3
3,450,000 MB/s
Specifications Full list of technical specs
summary | Xeon E5-2670 v3 | vs | E5-2640 v3 |
---|---|---|---|
Clock speed | 2.3 GHz | 2.6 GHz | |
Turbo clock speed | 3.1 GHz | 3.4 GHz | |
Cores | Duodeca 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 | 120W | 90W | |
Annual home energy cost | 28.91 $/year | 21.68 $/year | |
Annual commercial energy cost | 105.12 $/year | 78.84 $/year | |
Performance per watt | 8.63 pt/W | 24.65 pt/W | |
Typical power consumption | 97.5W | 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 E5-2670 v3 | vs | E5-2640 v3 |
---|---|---|---|
Architecture | x86-64 | x86-64 | |
Threads | 24 | 16 | |
L3 cache | 30 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 - 84.5°C | Unknown - 74.3°C | |
overclocking | |||
Overclocked clock speed | 2.7 GHz | 2.6 GHz | |
Overclocked clock speed (Water) | 2.3 GHz | 2.6 GHz | |
Overclocked clock speed (Air) | 2.7 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 E5-2670 v3 ![]() | Intel Xeon E5-2640 v3 ![]() |
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