In Atomfall, the Xeon E5645 is slightly slower than the Core i5-2500K. We cannot compare value as at least one CPU is out of stock.
Xeon E5645
- Consumes up to 16% less energy – 80 vs 95 Watts
- Consumes up to 16% less energy
Core i5-2500K
- Up to 1% faster in Atomfall – 190 vs 188 FPS
- Up to 1% faster in Atomfall
- Is 9 months and 25 days newer – Jan 09, 2011 vs Mar 16, 2010
- Is 9 months and 25 days newer
- Can run games without a dedicated GPU using its integrated graphics
- Can run games without a dedicated GPU using its integrated graphics
Atomfall FPS Calculator
Xeon E5645 vs Core i5-2500K: Comparison of performance and price
All items are out of stock
Core i5-2500K
Jan 9th, 2011
Average FPS
190 FPS
100%
Min 1% FPS
143 FPS
100%
Price, $
$184.28
100%
Value, $/FPS
$0.96/FPS
100%
Synthetic Benchmarks
The Xeon E5645 vs Core i5-2500K in synthetic CPU benchmarks
Performance Specifications
The Xeon E5645 vs Core i5-2500K in core CPU performance specifications
Xeon E5645
Mar 16th, 2010
Cores
6-core
100%
L3 Cache
12 MB
100%
Base Frequency
2.4 GHz
73%
Turbo Frequency
2.666 GHz
72%
Max. DDR3 RAM Speed
MHz
Core i5-2500K
Jan 9th, 2011
Cores
4-core
67%
L3 Cache
6 MB
50%
Base Frequency
3.3 GHz
100%
Turbo Frequency
3.7 GHz
100%
Max. DDR3 RAM Speed
1600 MHz
100%
Specifications
Comparison of core specifications
Xeon E5645 Mar 16th, 2010 | SpecificationsComparison of core specifications | Core i5-2500K Jan 9th, 2011 |
|---|---|---|
| General | ||
| Mar 16th, 2010 | Release Date | Jan 9th, 2011 |
| – | MSRP | $216.00 |
Server | Segment | Desktop |
| LGA1366 | Socket | LGA1155 |
80W | Power Consumption | 95W |
| Other Features | ||
| DDR3 | RAM | 1600 MHz (DDR3) |
| No Integrated Graphics | Integrated GPU | Intel HD 3000 |
| Not Overclockable | Overclock Support | Overclockable |
