In depth comparison and review of Intel Core i7 640M and AMD A10 7870K. 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 640M | AMD A10 7870K |
|---|
| Product Type | Processor (mobile) | Processor |
|---|
| PROCESSOR | Intel Core i7 640M | AMD A10 7870K |
|---|
| Type | Intel Core i7 640M | AMD A10 7870K |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Packaging Type | 1288-ball BGA | - |
| Compatible Processor Socket | PGA988 Socket | Socket FM2+ |
| Manufacturing Process | 32 nm | 28 nm |
| Thermal Design Power | 35 W | 95 W |
| Thermal Specification | - | 72.4 °C |
| PCI Express Revision | 2.0 | - |
| PCI Express Configurations | 1x16 | - |
| PCI Express Lanes Qty | 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 4.1, streaming SIMD extensions 4.2, Intel Fast Memory Access | AMD Virtualization, AMD Freesync Technology |
| PERFORMANCE |
|---|
| Number of Cores | Dual-Core | Quad-Core |
|---|---|---|
| Number of Threads | 4 threads | 4 threads |
| Clock Speed (Frequency) | 2.8 GHz | 3.9 GHz |
| Max Turbo Speed | 3.46 GHz | 4.1 GHz |
| Bus Speed | 667 MHz | - |
| 64-bit Computing | Yes | - |
| CACHE MEMORY |
|---|
| Cache | 4 MB | 4 MB |
|---|---|---|
| Cache Memory Details | L3 - 4 MB | L2 - 4 MB L1 - 256 KB |
| Installed Size | 4 MB | - |
| INTEGRATED GRAPHICS (GPU) | Intel Core i7 640M | AMD A10 7870K |
|---|
| Type | Intel HD Graphics with Dynamic Frequency | Radeon R7 Series Graphics |
|---|---|---|
| Base Frequency | 500 MHz | 866 MHz |
| Max Dynamic Frequency | 766 MHz | 866 MHz |
| Features | Dual Display Capable, Intel FDI, Intel Clear Video Technology, Intel Clear Video HD Technology | - |
| EXPANSION & CONNECTIVITY | Intel Core i7 640M | AMD A10 7870K |
|---|
| Compatible Slots | 1 x processor | - |
|---|
| MISCELLANEOUS | Intel Core i7 640M | AMD A10 7870K |
|---|
| Included Accessories | - | Cooler (fansink) |
|---|---|---|
| Compliant Standards | - | AES |
| Service & Support | Limited warranty - 3 years | - |
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