Intel Core i3 2100 vs AMD Athlon II X4 620 |
Released January, 2011
Intel Core i3 2100
- 3.1 GHz
- Dual core
Reasons to buy the Intel Core i3 2100
 | Much more l3 cache 3 MB | | Has a built-in GPU Yes |
| | Significantly higher clock speed 3.1 GHz | | Much newer manufacturing process 32 nm |
VS
Released September, 2009
AMD Athlon II X4 620
- 2.6 GHz
- Quad core
Reasons to buy the AMD Athlon II X4 620
| | Much more l2 cache 2 MB | | More cores 4 |
| | Much more l2 cache per core 0.5 MB/core | | Significantly better overclocked clock speed (Air) 3.5 GHz |
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Differences What are the advantages of each
| |||||||
| Much more l3 cache | 3 MB | vs | 0.5 MB | 6x more l3 cache; more data can be stored in the l3 cache for quick access later | |||
|---|---|---|---|---|---|---|---|
| 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 | 2.6 GHz | Around 20% 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 | 0.73 pt/W | Around 95% better performance per watt | |||
| Much more l3 cache per core | 1.5 MB/core | vs | 0.13 MB/core | 12x more l3 cache per core | |||
| Much lower typical power consumption | 98.28W | vs | 159W | Around 40% lower typical power consumption | |||
| Much lower annual home energy cost | 37.88 $/year | vs | 59.83 $/year | More than 35% lower annual home energy cost | |||
| Much lower annual commercial energy cost | 93.47 $/year | vs | 153.3 $/year | Around 40% lower annual commercial energy cost | |||
| Much better overclocked clock speed (Water) | 3.23 GHz | vs | 2.6 GHz | Around 25% better overclocked clock speed (Water) | |||
| Newer | Jan, 2011 | vs | Sep, 2009 | Release date over 1 years later | |||
| |||||||
| 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 cores | 4 | vs | 2 | Twice as many cores; run more applications at once | |||
| Much more l2 cache per core | 0.5 MB/core | vs | 0.25 MB/core | 2x more l2 cache per core | |||
| Significantly better overclocked clock speed (Air) | 3.5 GHz | vs | 3.23 GHz | Around 10% better overclocked clock speed (Air) | |||
| Higher Maximum operating temperature | 71 °C | vs | 69.1 °C | Around 5% higher Maximum operating temperature | |||
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Benchmarks Real world tests of Core i3 2100 vs Athlon II X4 620
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
Specifications Full list of technical specs
summary | Core i3 2100 | vs | Athlon II X4 620 |
|---|---|---|---|
| Clock speed | 3.1 GHz | 2.6 GHz | |
| Cores | Dual core | Quad core | |
| Socket type | |||
| LGA 1155 | |||
| AM3 | |||
| Is unlocked | No | No | |
features | |||
| Has a NX bit | Yes | Yes | |
| Has virtualization support | Yes | Yes | |
| Instruction set extensions | |||
| SSE4a | |||
| SSE2 | |||
| MMX | |||
| SSE4 | |||
| AVX | |||
| SSE3 | |||
| SSE | |||
| SSE4.1 | |||
| SSE4.2 | |||
| 3DNow! | |||
| Supplemental SSE3 | |||
| Supports dynamic frequency scaling | Yes | Yes | |
power consumption | |||
| TDP | 65W | 95W | |
| Annual home energy cost | 37.88 $/year | 59.83 $/year | |
| Annual commercial energy cost | 93.47 $/year | 153.3 $/year | |
| Performance per watt | 1.41 pt/W | 0.73 pt/W | |
| Idle power consumption | 73W | 111W | |
| Peak power consumption | 106.7W | 175W | |
| Typical power consumption | 98.28W | 159W | |
details | Core i3 2100 | vs | Athlon II X4 620 |
|---|---|---|---|
| Architecture | x86-64 | x86-64 | |
| Threads | 4 | 4 | |
| L2 cache | 0.5 MB | 2 MB | |
| L2 cache per core | 0.25 MB/core | 0.5 MB/core | |
| L3 cache | 3 MB | 0.5 MB | |
| L3 cache per core | 1.5 MB/core | 0.13 MB/core | |
| Manufacture process | 32 nm | 45 nm | |
| Max CPUs | 1 | 1 | |
| Operating temperature | Unknown - 69.1°C | Unknown - 71°C | |
overclocking | |||
| Overclock popularity | 101 | 10 | |
| Overclocked clock speed | 3.23 GHz | 3.5 GHz | |
| Overclocked clock speed (Water) | 3.23 GHz | 2.6 GHz | |
| Overclocked clock speed (Air) | 3.23 GHz | 3.5 GHz | |
integrated graphics | |||
| GPU | GPU | None | |
| Label | Intel® HD Graphics 2000 | N/A | |
| Number of displays supported | 2 | N/A | |
| GPU clock speed | 850 MHz | N/A | |
| Turbo clock speed | 1,100 MHz | N/A | |
 Intel Core i3 2100  Report a correction |  AMD Athlon II X4 620 Report a correction |
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