| Intel Core i5-660 | Intel Core 2 Extreme QX9770 | |
| 73 W | Max TDP | 136 W |
| NA | Power consumption per day (kWh) | NA |
| NA | Running cost per day | NA |
| NA | Power consumption per year (kWh) | NA |
| NA | Running cost per year | NA |
Intel Core i5-660 vs Intel Core 2 Extreme QX9770
The Intel Core i5-660 operates with 2 cores and 4 CPU threads. It run at 3.60 GHz base -- all cores while the TDP is set at 73 W.The processor is attached to the LGA 1156 CPU socket. This version includes 4.00 MB of L3 cache on one chip, supports 2 memory channels to support DDR3-1066DDR3-1333 RAM and features PCIe Gen lanes. Tjunction keeps below -- degrees C. In particular, Clarkdale Architecture is enhanced with 32 nm technology and supports VT-x, VT-x EPT, VT-d. The product was launched on Q1/2010
The Intel Core 2 Extreme QX9770 operates with 4 cores and 4 CPU threads. It run at -- base -- all cores while the TDP is set at 136 W.The processor is attached to the LGA 775 CPU socket. This version includes -- of L3 cache on one chip, supports 2 memory channels to support DDR2-800DDR3-1066 RAM and features PCIe Gen lanes. Tjunction keeps below -- degrees C. In particular, Yorkfield (Penryn) Architecture is enhanced with 45 nm technology and supports VT-x, VT-d. The product was launched on Q1/2008
Intel Core i5-660
Intel Core 2 Extreme QX9770
Compare Detail
| 3.33 GHz | Frequency | 3.20 GHz |
| 2 | Cores | 4 |
| 3.60 GHz | Turbo (1 Core) | -- |
| -- | Turbo (All Cores) | -- |
 Yes |
Hyperthreading | No |
 No |
Overclocking | Yes |
| normal | Core Architecture | normal |
| Intel HD Graphics (Westmere) | GPU | no iGPU |
| 0.73 GHz | GPU (Turbo) | No turbo |
| 32 nm | Technology | 45 nm |
| 0.73 GHz | GPU (Turbo) | No turbo |
| DirectX Version | ||
| 2 | Max. displays | |
| DDR3-1066DDR3-1333 | Memory | DDR2-800DDR3-1066 |
| 2 | Memory channels | 2 |
| Max memory | ||
| No |
ECC | No |
| 0.50 MB | L2 Cache | 12.00 MB |
| 4.00 MB | L3 Cache | -- |
| PCIe version | ||
| PCIe lanes | ||
| 32 nm | Technology | 45 nm |
| LGA 1156 | Socket | LGA 775 |
| 73 W | TDP | 136 W |
| VT-x, VT-x EPT, VT-d | Virtualization | VT-x, VT-d |
| Q1/2010 | Release date | Q1/2008 |
Geekbench 5, 64bit (Single-Core)
Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i5-660
601 (27%)
Intel Core 2 Extreme QX9770
455 (20%)
Geekbench 5, 64bit (Multi-Core)
Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i5-660
1,309 (3%)
Intel Core 2 Extreme QX9770
1,584 (3%)
iGPU - FP32 Performance (Single-precision GFLOPS)
The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
Intel Core i5-660
36 (0%)
Estimated results for PassMark CPU Mark
Some of the CPUs listed below have been benchmarked by CPU-Comparison. However the majority of CPUs have not been tested and the results have been estimated by a CPU-Comparison’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
Intel Core i5-660
2,360 (2%)
Intel Core 2 Extreme QX9770
2,629 (2%)
Electric Usage Estimate
Electric Usage Estimate
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