CPU Compare
Intel Core i7-990X Extreme
Intel Core i5-2500K
Review
General overview and comparison of the processorsSingle-Core Performance
Performance in single-threaded apps and benchmarks
Performance
Measure performance when all cores are involved
Power Efficiency
The efficiency score of electricity consumption
SysReqs Overall Score
Generic CPU rating
Benchmarks
Comparing the performance of CPUs in benchmarksPassmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Geekbench CPU (Single-Core)
Geekbench CPU (Multi-Core)
Specifications
Comparing technical specifications of the Intel Core i7-990X Extreme and Intel Core i5-2500KGeneral
| Manufacturer | Intel | Intel |
|---|---|---|
| Name | Core i7-990X Extreme | Core i5-2500K |
| Segment | Desktop | Desktop |
| Codename | Gulftown | Sandy Bridge |
| Release Date | Jan 2011 | Dec 2010 |
| Integrated Graphics | None | Intel HD Graphics 3000 |
| Unlocked Multiplier | No | Yes |
CPU
| Cores | 6 | 4 |
|---|---|---|
| Threads | 12 | 4 |
| Base Clock | 3.47 | 3.30 |
| Turbo Clock | 0.00 | 0.00 |
| L1 Cache | 384 KB | 256 KB |
| L2 Cache | 1.5 MB | 0.5 MB |
| L3 Cache | 12 MB | 6 MB |
Package
| Lithography | 32 nm | 32 nm |
|---|---|---|
| Socket | LGA1366 | LGA1155 |
| TDP | 130 | 95 |