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| Intel Xeon W3520 vs Core i5 2300 |
Released March, 2009
Intel Xeon W3520
- 2.66 GHz
- Quad core
Reasons to buy the Intel Xeon W3520
![]() | Slightly more l3 cache 8 MB | ![]() | Significantly better overclocked clock speed (Air) 4.38 GHz |
![]() | More threads 8 | ![]() | More l3 cache per core 2 MB/core |
VS
Released January, 2011
Intel Core i5 2300
- 2.8 GHz
- Quad core
Reasons to buy the Core i5 2300
![]() | Much better performance per dollar 3.96 pt/$ | ![]() | Has a built-in GPU Yes |
![]() | Much newer manufacturing process 32 nm | ![]() | Significantly lower typical power consumption 77.19W |
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Differences What are the advantages of each
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Slightly more l3 cache | 8 MB | vs | 6 MB | Around 35% more l3 cache; more data can be stored in the l3 cache for quick access later | |||
---|---|---|---|---|---|---|---|
Significantly better overclocked clock speed (Air) | 4.38 GHz | vs | 3.29 GHz | Around 35% better overclocked clock speed (Air) | |||
More threads | 8 | vs | 4 | Twice as many threads | |||
More l3 cache per core | 2 MB/core | vs | 1.5 MB/core | Around 35% more l3 cache per core | |||
Significantly better overclocked clock speed (Water) | 4.46 GHz | vs | 3.55 GHz | More than 25% better overclocked clock speed (Water) | |||
| |||||||
Much better performance per dollar | 3.96 pt/$ | vs | 0.59 pt/$ | Around 6.8x better performance per dollar | |||
Has a built-in GPU | Yes | vs | No | Somewhat common; A separate graphics adapter is not required | |||
Much newer manufacturing process | 32 nm | vs | 45 nm | A newer manufacturing process allows for a more powerful, yet cooler running processor | |||
Significantly lower typical power consumption | 77.19W | vs | 105.63W | More than 25% lower typical power consumption | |||
Much better performance per watt | 7.79 pt/W | vs | 1.38 pt/W | Around 5.8x better performance per watt | |||
Better PassMark (Single core) score | 1,574 | vs | 1,196 | More than 30% better PassMark (Single core) score | |||
Newer | Jan, 2011 | vs | Mar, 2009 | Release date over 1 years later | |||
Higher Maximum operating temperature | 72.6 °C | vs | 67.9 °C | More than 5% higher Maximum operating temperature | |||
Significantly lower annual home energy cost | 22.89 $/year | vs | 31.32 $/year | More than 25% lower annual home energy cost | |||
Significantly lower annual commercial energy cost | 83.22 $/year | vs | 113.88 $/year | More than 25% lower annual commercial energy cost |
Benchmarks Real world tests of Xeon W3520 vs Core i5 2300
GeekBench 3 (Multi-core) Data courtesy Primate Labs
Xeon W3520
7,257
Core i5 2300
7,621
GeekBench 3 (Single core) Data courtesy Primate Labs
Xeon W3520
1,935
Core i5 2300
2,448
GeekBench 3 (AES single core) Data courtesy Primate Labs
Xeon W3520
117,600 MB/s
Core i5 2300
2,070,000 MB/s
GeekBench (32-bit) Data courtesy Primate Labs
Xeon W3520
6,599
Core i5 2300
7,463
GeekBench (64-bit) Data courtesy Primate Labs
Xeon W3520
7,836
Core i5 2300
7,962
GeekBench
Xeon W3520
9,166
Core i5 2300
9,767
PassMark Data courtesy Passmark
Xeon W3520
5,061
Core i5 2300
5,322
PassMark (Single Core)
Xeon W3520
1,196
Core i5 2300
1,574
Specifications Full list of technical specs
summary | Xeon W3520 | vs | Core i5 2300 |
---|---|---|---|
Clock speed | 2.66 GHz | 2.8 GHz | |
Turbo clock speed | 2.93 GHz | 3.1 GHz | |
Cores | Quad core | Quad core | |
Socket type | |||
LGA 1366 | |||
LGA 1155 | |||
features | |||
Has a NX bit | Yes | Yes | |
Supports trusted computing | No | No | |
Has virtualization support | Yes | Yes | |
Instruction set extensions | |||
SSE2 | |||
MMX | |||
SSE4 | |||
AVX | |||
SSE3 | |||
SSE | |||
SSE4.1 | |||
SSE4.2 | |||
Supplemental SSE3 | |||
AES | |||
Supports dynamic frequency scaling | Yes | Yes | |
power consumption | |||
TDP | 130W | 95W | |
Annual home energy cost | 31.32 $/year | 22.89 $/year | |
Annual commercial energy cost | 113.88 $/year | 83.22 $/year | |
Performance per watt | 1.38 pt/W | 7.79 pt/W | |
Typical power consumption | 105.63W | 77.19W | |
bus | |||
Architecture | QPI | DMI | |
Number of links | 1 | 1 | |
Transfer rate | 4,800 MT/s | 5,000 MT/s |
details | Xeon W3520 | vs | Core i5 2300 |
---|---|---|---|
Architecture | x86-64 | x86-64 | |
Threads | 8 | 4 | |
L2 cache | 1 MB | 1 MB | |
L2 cache per core | 0.25 MB/core | 0.25 MB/core | |
L3 cache | 8 MB | 6 MB | |
L3 cache per core | 2 MB/core | 1.5 MB/core | |
Manufacture process | 45 nm | 32 nm | |
Max CPUs | 1 | 1 | |
Clock multiplier | 20 | 28 | |
Operating temperature | Unknown - 67.9°C | Unknown - 72.6°C | |
overclocking | |||
Overclock popularity | 6 | 20 | |
Overclocked clock speed | 4.38 GHz | 3.29 GHz | |
Overclocked clock speed (Water) | 4.46 GHz | 3.55 GHz | |
Overclocked clock speed (Air) | 4.38 GHz | 3.29 GHz | |
integrated graphics | |||
GPU | None | GPU | |
Label | N/A | Intel® HD Graphics 2000 | |
Number of displays supported | N/A | 2 | |
GPU clock speed | N/A | 850 MHz | |
Turbo clock speed | N/A | 1,100 MHz | |
memory controller | |||
Memory controller | Built-in | Built-in | |
Memory type | |||
DDR3-1333 | |||
DDR3-1066 | |||
DDR3-800 | |||
DDR3 | |||
Channels | Triple Channel | Dual Channel | |
Supports ECC | Yes | No | |
Maximum bandwidth | 25,599.99 MB/s | 21,333.32 MB/s | |
Maximum memory size | 24,576 MB | 32,768 MB |
Intel Xeon W3520 ![]() | Intel Core i5 2300 ![]() |
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