Intel Core i5 750 vs i3 2100 |
Released July, 2009
Intel Core i5 750
- 2.66 GHz
- Quad core
Reasons to buy the Intel Core i5 750
 | Much more l2 cache 1 MB | | More cores 4 |
| | Much better overclocked clock speed (Air) 4.13 GHz | | Significantly higher Maximum operating temperature 72.7 °C |
VS
Released January, 2011
Intel Core i3 2100
- 3.1 GHz
- Dual core
Reasons to buy the i3 2100
| | Has a built-in GPU Yes | | Significantly higher clock speed 3.1 GHz |
| | Much newer manufacturing process 32 nm | | Much better performance per watt 1.41 pt/W |
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Differences What are the advantages of each
| |||||||
| Much more l2 cache | 1 MB | vs | 0.5 MB | 2x more l2 cache; more data can be stored in the l2 cache for quick access later | |||
|---|---|---|---|---|---|---|---|
| More cores | 4 | vs | 2 | Twice as many cores; run more applications at once | |||
| Much better overclocked clock speed (Air) | 4.13 GHz | vs | 3.23 GHz | Around 30% better overclocked clock speed (Air) | |||
| Significantly higher Maximum operating temperature | 72.7 °C | vs | 69.1 °C | More than 5% higher Maximum operating temperature | |||
| Much better overclocked clock speed (Water) | 4.09 GHz | vs | 3.23 GHz | More than 25% better overclocked clock speed (Water) | |||
| |||||||
| Has a built-in GPU | Yes | vs | No | Somewhat common; A separate graphics adapter is not required | |||
| Significantly higher clock speed | 3.1 GHz | vs | 2.66 GHz | More than 15% higher clock speed | |||
| Much newer manufacturing process | 32 nm | vs | 45 nm | A newer manufacturing process allows for a more powerful, yet cooler running processor | |||
| Much better performance per watt | 1.41 pt/W | vs | 0.89 pt/W | Around 60% better performance per watt | |||
| Supports more RAM | 32,768 MB | vs | 16,384 MB | Supports 2x more RAM | |||
| Significantly lower typical power consumption | 98.28W | vs | 122.45W | Around 20% lower typical power consumption | |||
| Much lower annual commercial energy cost | 93.47 $/year | vs | 122.73 $/year | Around 25% lower annual commercial energy cost | |||
| Significantly lower annual home energy cost | 37.88 $/year | vs | 42.81 $/year | More than 10% lower annual home energy cost | |||
| Newer | Jan, 2011 | vs | Jul, 2009 | Release date over 1 years later | |||
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Benchmarks Real world tests of Core i5 750 vs i3 2100
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
GeekBench (32-bit) Data courtesy Primate Labs
GeekBench (64-bit) Data courtesy Primate Labs
GeekBench
PassMark Data courtesy Passmark
PassMark (Single Core)
Reviews Word on the street
| Core i5 750 | vs | i3 2100 | ||
 | ||||
|---|---|---|---|---|
 | ||||
Overall | Out of 10 | Out of 10 | ||
Specifications Full list of technical specs
summary | Core i5 750 | vs | i3 2100 |
|---|---|---|---|
| Clock speed | 2.66 GHz | 3.1 GHz | |
| Cores | Quad core | Dual core | |
| Socket type | |||
| LGA 1156 | |||
| LGA 1155 | |||
| Is unlocked | No | No | |
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 | |||
| Supports dynamic frequency scaling | Yes | Yes | |
power consumption | |||
| TDP | 95W | 65W | |
| Annual home energy cost | 42.81 $/year | 37.88 $/year | |
| Annual commercial energy cost | 122.73 $/year | 93.47 $/year | |
| Performance per watt | 0.89 pt/W | 1.41 pt/W | |
| Idle power consumption | 69.5W | 73W | |
| Peak power consumption | 140.1W | 106.7W | |
| Typical power consumption | 122.45W | 98.28W | |
bus | |||
| Architecture | DMI | DMI | |
| Number of links | 1 | 1 | |
| Transfer rate | 2,500 MT/s | 5,000 MT/s | |
details | Core i5 750 | vs | i3 2100 |
|---|---|---|---|
| Architecture | x86-64 | x86-64 | |
| Threads | 4 | 4 | |
| L2 cache | 1 MB | 0.5 MB | |
| L2 cache per core | 0.25 MB/core | 0.25 MB/core | |
| L3 cache | 8 MB | 3 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 | 31 | |
| Operating temperature | Unknown - 72.7°C | Unknown - 69.1°C | |
overclocking | |||
| Overclock popularity | 159 | 101 | |
| Overclock review score | 4.5 | 4.5 | |
| Overclocked clock speed | 4.13 GHz | 3.23 GHz | |
| Overclocked clock speed (Water) | 4.09 GHz | 3.23 GHz | |
| Overclocked clock speed (Air) | 4.13 GHz | 3.23 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 | |||
| Channels | Dual Channel | Dual Channel | |
| Maximum bandwidth | 21,333.32 MB/s | 21,333.32 MB/s | |
| Maximum memory size | 16,384 MB | 32,768 MB | |
 Intel Core i5 750  Report a correction |  Intel Core i3 2100 Report a correction |
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