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| Intel Xeon W3670 vs Atom E620 |
Released August, 2010
Intel Xeon W3670
- 3.2 GHz
- Hexa core
Reasons to buy the Intel Xeon W3670
![]() | Much higher clock speed 3.2 GHz | ![]() | Much more l2 cache 2 MB |
![]() | More advanced architecture x86-64 | ![]() | Much newer manufacturing process 32 nm |
VS
Released September, 2010
Intel Atom E620
- 0.6 GHz
- Single core
Reasons to buy the Atom E620
![]() | Much lower typical power consumption 2.68W | ![]() | Has a built-in GPU Yes |
![]() | Much lower annual home energy cost 0.79 $/year | ![]() | Much lower annual commercial energy cost 2.89 $/year |
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Differences What are the advantages of each
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Much higher clock speed | 3.2 GHz | vs | 0.6 GHz | More than 5.2x higher clock speed | |||
---|---|---|---|---|---|---|---|
Much more l2 cache | 2 MB | vs | 0.5 MB | 4x more l2 cache; more data can be stored in the l2 cache for quick access later | |||
More advanced architecture | x86-64 | vs | x86 | A 64-bit architecture allows more RAM to be installed and accessed by the processor | |||
Much newer manufacturing process | 32 nm | vs | 45 nm | A newer manufacturing process allows for a more powerful, yet cooler running processor | |||
Much better overclocked clock speed (Air) | 4.51 GHz | vs | 0.6 GHz | More than 7.5x better overclocked clock speed (Air) | |||
More cores | 6 | vs | 1 | 5 more cores; run more applications at once | |||
More threads | 12 | vs | 2 | 10 more threads | |||
Supports trusted computing | Yes | vs | No | Somewhat common; Allows for safer, more reliable computing | |||
Much better overclocked clock speed (Water) | 3.84 GHz | vs | 0.6 GHz | Around 6.5x better overclocked clock speed (Water) | |||
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Much lower typical power consumption | 2.68W | vs | 105.63W | 39.4x lower typical power consumption | |||
Has a built-in GPU | Yes | vs | No | Somewhat common; A separate graphics adapter is not required | |||
Much lower annual home energy cost | 0.79 $/year | vs | 31.32 $/year | 39.4x lower annual home energy cost | |||
Much lower annual commercial energy cost | 2.89 $/year | vs | 113.88 $/year | 39.4x lower annual commercial energy cost | |||
More l2 cache per core | 0.5 MB/core | vs | 0.33 MB/core | More than 50% more l2 cache per core |
Features Key features of the Xeon W3670 vs Atom E620
clock speed
Xeon W3670
3.2 GHz
Atom E620
0.6 GHz
L2 cache
Xeon W3670
2 MB
Atom E620
0.5 MB
overclocked clock speed (air)
Xeon W3670
4.51 GHz
Atom E620
0.6 GHz
overclocked clock speed (water)
Xeon W3670
3.84 GHz
Atom E620
0.6 GHz
TDP
Xeon W3670
130W
Atom E620
3.3W
Specifications Full list of technical specs
summary | Xeon W3670 | vs | Atom E620 |
---|---|---|---|
Clock speed | 3.2 GHz | 0.6 GHz | |
Cores | Hexa core | Single core | |
features | |||
Has a NX bit | Yes | Yes | |
Supports trusted computing | Yes | No | |
Has virtualization support | Yes | Yes | |
Instruction set extensions | |||
SSE2 | |||
MMX | |||
SSE4 | |||
SSE3 | |||
SSE | |||
SSE4.1 | |||
SSE4.2 | |||
Supplemental SSE3 | |||
AES | |||
Supports dynamic frequency scaling | Yes | Yes | |
power consumption | |||
TDP | 130W | 3.3W | |
Annual home energy cost | 31.32 $/year | 0.79 $/year | |
Annual commercial energy cost | 113.88 $/year | 2.89 $/year | |
Typical power consumption | 105.63W | 2.68W | |
bus | |||
Architecture | QPI | FSB | |
Number of links | 1 | 1 | |
Clock speed | 2,400 MHz | 2,500 MHz |
details | Xeon W3670 | vs | Atom E620 |
---|---|---|---|
Architecture | x86-64 | x86 | |
Threads | 12 | 2 | |
L2 cache | 2 MB | 0.5 MB | |
L2 cache per core | 0.33 MB/core | 0.5 MB/core | |
Manufacture process | 32 nm | 45 nm | |
Max CPUs | 1 | 1 | |
Clock multiplier | 24 | 6 | |
Voltage range | 0.8 - 1.38V | 0.75 - 0.9V | |
overclocking | |||
Overclocked clock speed | 4.51 GHz | 0.6 GHz | |
Overclocked clock speed (Water) | 3.84 GHz | 0.6 GHz | |
Overclocked clock speed (Air) | 4.51 GHz | 0.6 GHz | |
integrated graphics | |||
GPU | None | GPU | |
Label | N/A | Integrated | |
GPU clock speed | N/A | 320 MHz | |
memory controller | |||
Memory controller | Built-in | Built-in | |
Memory type | |||
DDR3-1066 | |||
DDR3 | |||
DDR3-800 | |||
DDR2-800 | |||
DDR2 | |||
Channels | Triple Channel | Single Channel | |
Supports ECC | Yes | No | |
Maximum bandwidth | 25,599.99 MB/s | 6,400 MB/s | |
Maximum memory size | 24,576 MB | 2,048 MB |
Intel Xeon W3670 ![]() | Intel Atom E620 ![]() |
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