 | Intel Core i5-2540M | Intel Core i7-660UE |
|---|---|---|
| Integrated Graphics | Yes | Yes |
| L2 Cache Count | 1 | 1 |
| Number of cores | 2 | 2 |
| L2 cache size | 3072 KB | 4096 KB |
| CPU Speed | 2.6 GHz | 1.33 GHz |
| Processor Family | Core i5 | Core i7 |
| Processor Model | i5-2540M | i7-660UE |
| Maximum Memory Size Supported | 8 GB | 8 GB |
| Manufacturing Technology | 32 nm | 32 nm |
| 32 Bit Operating Mode | No | No |
| 64 Bit Operating Mode | Yes | Yes |
| Status | Announced | Launched |
| Launch Date | 02/20/2011 | Q1'10 |
| Bus/Core Ratio | 26 | 8 |
| Instruction Set Extensions | AVX | SSE 4.1, SSE 4.2 |
| Embedded Options Available | No | Yes |
| Memory Types | DDR3-1066/1333 | DDR3-800 |
| ECC Memory Supported | No | Yes |
| Intel HD Graphics | Yes | Yes |
| Intel HD Graphics with Dynamic Frequency | Yes | Yes |
| Graphics Base Frequency | 650 MHz | 166 MHz |
| Graphics Max Dynamic Frequency | 1.3 GHz | 500 MHz |
| Intel Flexible Display Interface (Intel FDI) | Yes | Yes |
| Intel Clear Video HD Technology | Yes | Yes |
| Dual Display Capable | Yes | Yes |
| Macrovision* License Required | No | No |
| PCI Express Revision | 2.0 | 2.0 |
| PCI Express Configurations | 1x16, 2x8, 1x8+2x4 | 1X16, 2X8 |
| # of PCI Express Ports | 1 | 1 |
| Max CPU Configuration | 1 | 1 |
| Package Size | 37.5mm x 37,5mm (rPGA988B); 31mm x 24mm (BGA1023) | BGA 34mmX28mm |
| Graphics and IMC Lithography | 32 nm | 45 nm |
| Intel Turbo Boost Technology | Yes | Yes |
| Intel Hyper-Threading Technology | Yes | Yes |
| Intel Virtualization Technology (VT-x) | Yes | Yes |
| Intel Virtualization Technology for Directed I/O (VT-d) | Yes | Yes |
| Intel Trusted Execution Technology | Yes | Yes |
| AES New Instructions | Yes | Yes |
| Intel 64 | Yes | Yes |
| Idle States | Yes | Yes |
| Enhanced Intel SpeedStep Technology | Yes | Yes |
| Thermal Monitoring Technologies | Yes | Yes |
| Intel Fast Memory Access | Yes | Yes |
| Intel Flex Memory Access | Yes | Yes |
| Execute Disable Bit | Yes | Yes |
| Manufacturer | Intel | Intel |
| For use in | Notebooks | Notebooks |
| Number of threads | 4 | 4 |
| Tjunction | 100 C | 105°C |
| Maximum Memory Bandwidth | 21.3 GB/s | 12.8 GB/s |
| Wattage | 35 W | 18 W |
| Number of Memory Channels | 2 | 2 |
| Maximum Turbo Frequency | 3.3 GHz | 2.4 GHz |
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