Side by side comparison and review of Intel Core i7 640M and AMD R-series Embedded RX427BB (2nd Gen). Compare overall performance, core and thread counts, cache memory, speed, power efficiency, dimensions, socket compatibility and other key specifications and features to simplify the choice of your perfect CPU. Our goal is to make it easier for you to decide on the processor that will best meet your expectations by revealing the main differences between the products.
| GENERAL | Intel Core i7 640M | AMD R-series Embedded RX427BB (2nd Gen) |
|---|
| Product Type | Processor (mobile) | Processor |
|---|
| PROCESSOR | Intel Core i7 640M | AMD R-series Embedded RX427BB (2nd Gen) |
|---|
| Type | Intel Core i7 640M | AMD R-series Embedded RX427BB (2nd Gen) |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Packaging Type | 1288-ball BGA | - |
| Compatible Processor Socket | PGA988 Socket | Socket FP3 |
| Manufacturing Process | 32 nm | - |
| Thermal Design Power | 35 W | 35 W |
| Thermal Specification | - | 100 °C |
| PCI Express Revision | 2.0 | 3.0 |
| PCI Express Configurations | 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 4.1, streaming SIMD extensions 4.2, Intel Fast Memory Access | - |
| PERFORMANCE |
|---|
| Number of Cores | Dual-Core | Quad-Core |
|---|---|---|
| Number of Threads | 4 threads | - |
| Clock Speed (Frequency) | 2.8 GHz | 2.7 GHz |
| Max Turbo Speed | 3.46 GHz | 3.6 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 |
| Installed Size | 4 MB | - |
| INTEGRATED GRAPHICS (GPU) | Intel Core i7 640M | AMD R-series Embedded RX427BB (2nd Gen) |
|---|
| Type | Intel HD Graphics with Dynamic Frequency | AMD Radeon HD 9000 |
|---|---|---|
| Base Frequency | 500 MHz | 600 MHz |
| Max Dynamic Frequency | 766 MHz | 686 MHz |
| Max Supported Resolution | - | 4096x2160 |
| Features | Dual Display Capable, Intel FDI, Intel Clear Video Technology, Intel Clear Video HD Technology | - |
| EXPANSION & CONNECTIVITY | Intel Core i7 640M | AMD R-series Embedded RX427BB (2nd Gen) |
|---|
| Compatible Slots | 1 x processor | - |
|---|
| MISCELLANEOUS | Intel Core i7 640M | AMD R-series Embedded RX427BB (2nd Gen) |
|---|
| Service & Support | Limited warranty - 3 years | - |
|---|
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