In depth comparison and review of Intel Core i7 740QM and Intel Core i7 840QM. Compare dimensions, performance, cache memory, number of cores, clock speed, RAM, power efficiency and other important specifications and features to easily choose the right CPU for you. Our goal is to help you uncover differences between the products and find the processor that will best fit your needs.
| GENERAL | Intel Core i7 740QM | Intel Core i7 840QM |
|---|
| Product Type | Processor (mobile) | Processor (mobile) |
|---|
| PROCESSOR | Intel Core i7 740QM | Intel Core i7 840QM |
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| Type | Intel Core i7 740QM | Intel Core i7 840QM |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Packaging Type | 988-pin Micro FCPGA | 988-pin Micro FCPGA |
| Compatible Processor Socket | PGA988 Socket | - |
| Manufacturing Process | 45 nm | 45 nm |
| Thermal Design Power | 45 W | 45 W |
| Thermal Specification | 100 °C | 100 °C |
| PCI Express Revision | 2.0 | 2.0 |
| PCI Express Configurations | 1x16, 2x8 | 1x16, 2x8 |
| 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, Enhanced Halt State (C1E), streaming SIMD extensions 4.2 |
| PERFORMANCE |
|---|
| Number of Cores | Quad-Core | Quad-Core |
|---|---|---|
| Number of Threads | 8 threads | 8 threads |
| Clock Speed (Frequency) | 1.73 GHz | 1.86 GHz |
| Max Turbo Speed | 2.93 GHz | 3.2 GHz |
| 64-bit Computing | Yes | Yes |
| CACHE MEMORY |
|---|
| Cache | 6 MB | 8 MB |
|---|---|---|
| Cache Memory Details | Smart Cache - 6 MB | L3 - 8 MB |
| Installed Size | 6 MB | 8 MB |
| EXPANSION & CONNECTIVITY | Intel Core i7 740QM | Intel Core i7 840QM |
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| Compatible Slots | 1 x processor | 1 x processor |
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| MISCELLANEOUS | Intel Core i7 740QM | Intel Core i7 840QM |
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| Service & Support | Limited warranty - 3 years | Limited warranty - 3 years |
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