| Intel Core i5-660 | Intel Xeon E5-2640 v3 | |
| 73 W | Max TDP | 90 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 Xeon E5-2640 v3
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 Xeon E5-2640 v3 operates with 8 cores and 4 CPU threads. It run at 3.40 GHz base 3.00 GHz all cores while the TDP is set at 90 W.The processor is attached to the LGA 2011-3 CPU socket. This version includes 20.00 MB of L3 cache on one chip, supports 4 memory channels to support DDR4-2133 RAM and features 3.0 PCIe Gen 40 lanes. Tjunction keeps below -- degrees C. In particular, Haswell E Architecture is enhanced with 22 nm technology and supports VT-x, VT-x EPT, VT-d. The product was launched on Q3/2014
Intel Core i5-660
Intel Xeon E5-2640 v3
Compare Detail
| 3.33 GHz | Frequency | 2.60 GHz |
| 2 | Cores | 8 |
| 3.60 GHz | Turbo (1 Core) | 3.40 GHz |
| -- | Turbo (All Cores) | 3.00 GHz |
 Yes |
Hyperthreading | Yes |
 No |
Overclocking | No |
| normal | Core Architecture | normal |
| Intel HD Graphics (Westmere) | GPU | no iGPU |
| 0.73 GHz | GPU (Turbo) | No turbo |
| 32 nm | Technology | 22 nm |
| 0.73 GHz | GPU (Turbo) | No turbo |
| DirectX Version | ||
| 2 | Max. displays | |
| DDR3-1066DDR3-1333 | Memory | DDR4-2133 |
| 2 | Memory channels | 4 |
| Max memory | ||
| No |
ECC | Yes |
| 0.50 MB | L2 Cache | -- |
| 4.00 MB | L3 Cache | 20.00 MB |
| PCIe version | 3.0 | |
| PCIe lanes | 40 | |
| 32 nm | Technology | 22 nm |
| LGA 1156 | Socket | LGA 2011-3 |
| 73 W | TDP | 90 W |
| VT-x, VT-x EPT, VT-d | Virtualization | VT-x, VT-x EPT, VT-d |
| Q1/2010 | Release date | Q3/2014 |
Cinebench R20 (Single-Core)
Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i5-660
(0%)
Intel Xeon E5-2640 v3
276 (31%)
Cinebench R20 (Multi-Core)
Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i5-660
(0%)
Intel Xeon E5-2640 v3
2,402 (9%)
Cinebench R15 (Single-Core)
Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i5-660
(0%)
Intel Xeon E5-2640 v3
179 (52%)
Cinebench R15 (Multi-Core)
Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i5-660
(0%)
Intel Xeon E5-2640 v3
1,278 (12%)
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 Xeon E5-2640 v3
749 (33%)
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 Xeon E5-2640 v3
5,660 (11%)
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%)
Geekbench 3, 64bit (Single-Core)
Geekbench 3 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
(0%)
Intel Xeon E5-2640 v3
3,672 (53%)
Geekbench 3, 64bit (Multi-Core)
Geekbench 3 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
(0%)
Intel Xeon E5-2640 v3
27,124 (28%)
Cinebench R11.5, 64bit (Single-Core)
Cinebench 11.5 is based on the Cinema 4D Suite, a software that is popular to generate forms and other stuff in 3D. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i5-660
(0%)
Intel Xeon E5-2640 v3
1.91 (52%)
Cinebench R11.5, 64bit (Multi-Core)
Cinebench 11.5 is based on the Cinema 4D Suite, a software that is popular to generate forms and other stuff in 3D. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i5-660
(0%)
Intel Xeon E5-2640 v3
12.40 (22%)
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 Xeon E5-2640 v3
13,867 (13%)
Electric Usage Estimate
Electric Usage Estimate
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