Detailed comparison and review of Intel Core i7 740QM and Intel Core i7 640M. With our comprehensive overview, you can simply compare overall performance, cache sizes, RAM, power efficiency, architecture, but also other key features of both processors and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the processor that best fits your needs and expectations.
| GENERAL | Intel Core i7 740QM | Intel Core i7 640M |
|---|
| Product Type | Processor (mobile) | Processor (mobile) |
|---|
| PROCESSOR | Intel Core i7 740QM | Intel Core i7 640M |
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| Type | Intel Core i7 740QM | Intel Core i7 640M |
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| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Packaging Type | 988-pin Micro FCPGA | 1288-ball BGA |
| Compatible Processor Socket | PGA988 Socket | PGA988 Socket |
| Manufacturing Process | 45 nm | 32 nm |
| Thermal Design Power | 45 W | 35 W |
| Thermal Specification | 100 °C | - |
| PCI Express Revision | 2.0 | 2.0 |
| PCI Express Configurations | 1x16, 2x8 | 1x16 |
| PCI Express Lanes Qty | 16 | 16 |
| Architecture Features | Enhanced SpeedStep technology, Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel Turbo Boost Technology, Intel 64 Technology, Intel Trusted Execution Technology, streaming SIMD extensions 4.2, Intel AES New Instructions (AES-NI), Thermal Monitoring Technologies | Enhanced SpeedStep technology, Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel Turbo Boost Technology, Intel 64 Technology, Intel Trusted Execution Technology, streaming SIMD extensions 4.1, streaming SIMD extensions 4.2, Intel Fast Memory Access |
| PERFORMANCE |
|---|
| Number of Cores | Quad-Core | Dual-Core |
|---|---|---|
| Number of Threads | 8 threads | 4 threads |
| Clock Speed (Frequency) | 1.73 GHz | 2.8 GHz |
| Max Turbo Speed | 2.93 GHz | 3.46 GHz |
| Bus Speed | - | 667 MHz |
| 64-bit Computing | Yes | Yes |
| CACHE MEMORY |
|---|
| Cache | 6 MB | 4 MB |
|---|---|---|
| Cache Memory Details | Smart Cache - 6 MB | L3 - 4 MB |
| Installed Size | 6 MB | 4 MB |
| INTEGRATED GRAPHICS (GPU) | Intel Core i7 740QM | Intel Core i7 640M |
|---|
| Type | - | Intel HD Graphics with Dynamic Frequency |
|---|---|---|
| Base Frequency | - | 500 MHz |
| Max Dynamic Frequency | - | 766 MHz |
| Features | - | Dual Display Capable, Intel FDI, Intel Clear Video Technology, Intel Clear Video HD Technology |
| EXPANSION & CONNECTIVITY | Intel Core i7 740QM | Intel Core i7 640M |
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| Compatible Slots | 1 x processor | 1 x processor |
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| MISCELLANEOUS | Intel Core i7 740QM | Intel Core i7 640M |
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| Service & Support | Limited warranty - 3 years | Limited warranty - 3 years |
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