Intel Core i5 2500K vs AMD Athlon XP 2900+ |
Released January, 2011
Intel Core i5 2500K
- 3.3 GHz
- Quad core
- Unlocked
Reasons to buy the Intel Core i5 2500K
 | Much newer manufacturing process 32 nm | | Much higher clock speed 3.3 GHz |
| | Much more l2 cache 1 MB | | More cores 4 |
VS
Released December, 2004
AMD Athlon XP 2900+
- 2 GHz
- Single core
Reasons to buy the AMD Athlon XP 2900+
| | Much more l2 cache per core 0.5 MB/core |
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Differences What are the advantages of each
| |||||||
| Much newer manufacturing process | 32 nm | vs | 130 nm | A newer manufacturing process allows for a more powerful, yet cooler running processor | |||
|---|---|---|---|---|---|---|---|
| Much higher clock speed | 3.3 GHz | vs | 2 GHz | Around 65% higher clock speed | |||
| 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 | 1 | 3 more cores; run more applications at once | |||
| More threads | 4 | vs | 1 | 3 more threads | |||
| Much better overclocked clock speed (Air) | 4.98 GHz | vs | 2.32 GHz | Around 2.2x better overclocked clock speed (Air) | |||
| Much better PassMark score | 6,383 | vs | 459 | Around 14x better PassMark score | |||
| Has a NX bit | Yes | vs | No | Somewhat common; Prevents a common class of security exploits | |||
| Much better overclocked clock speed (Water) | 4.88 GHz | vs | 2 GHz | Around 2.5x better overclocked clock speed (Water) | |||
| Newer | Jan, 2011 | vs | Dec, 2004 | Release date over 6 years later | |||
| |||||||
| Much more l2 cache per core | 0.5 MB/core | vs | 0.25 MB/core | 2x more l2 cache per core | |||
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Benchmarks Real world tests of Core i5 2500K vs Athlon XP 2900+
PassMark Data courtesy Passmark
Specifications Full list of technical specs
summary | Core i5 2500K | vs | Athlon XP 2900+ |
|---|---|---|---|
| Clock speed | 3.3 GHz | 2 GHz | |
| Cores | Quad core | Single core | |
| Socket type | |||
| LGA 1155 | |||
| 462 | |||
features | |||
| Has a NX bit | Yes | No | |
| Instruction set extensions | |||
| SSE2 | |||
| MMX | |||
| SSE4 | |||
| AVX | |||
| SSE3 | |||
| EM64T | |||
| SSE | |||
| SSE4.1 | |||
| SSE4.2 | |||
| 3DNow! | |||
| Supplemental SSE3 | |||
| AES | |||
details | Core i5 2500K | vs | Athlon XP 2900+ |
|---|---|---|---|
| Threads | 4 | 1 | |
| L2 cache | 1 MB | 0.5 MB | |
| L2 cache per core | 0.25 MB/core | 0.5 MB/core | |
| Manufacture process | 32 nm | 130 nm | |
| Max CPUs | 1 | 1 | |
overclocking | |||
| Overclocked clock speed | 4.98 GHz | 2.32 GHz | |
| Overclocked clock speed (Water) | 4.88 GHz | 2 GHz | |
| Overclocked clock speed (Air) | 4.98 GHz | 2.32 GHz | |
power consumption | |||
| Typical power consumption | 112.55W | N/A | |
 Intel Core i5 2500K  Report a correction |  AMD Athlon XP 2900+ Report a correction |
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