Detailed comparison and review of Intel Core i7 620M and AMD Phenom II X4 945. 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 620M | AMD Phenom II X4 945 |
|---|
| Product Type | Processor (mobile) | Processor |
|---|
| PROCESSOR | Intel Core i7 620M | AMD Phenom II X4 945 |
|---|
| Type | Intel Core i7 620M | AMD Phenom II X4 945 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Max Supported Qty | - | 1 |
| Packaging Type | 1288-ball BGA | - |
| Compatible Processor Socket | - | Socket AM3 |
| Power Efficiency | - | Energy Efficient |
| Manufacturing Process | 32 nm | 45 nm |
| Thermal Design Power | 35 W | 95 W |
| Thermal Specification | 105 °C | 71 °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, Intel Flex Memory Access, Intel AES New Instructions (AES-NI), Thermal Monitoring Technologies, Intel Virtualization Technology for Directed I/O (VT-d), Intel vPro Technology, Idle States, Intel VT-x with Extended Page Tables (EPT) | HyperTransport technology, AMD64 technology, integrated memory controller, Enhanced Virus Protection, AMD Cool'n'Quiet Technology, AMD Virtualization, AMD CoolCore Technology |
| PERFORMANCE |
|---|
| Number of Cores | Dual-Core | Quad-Core |
|---|---|---|
| Number of Threads | 4 threads | - |
| Clock Speed (Frequency) | 2.66 GHz | 3 GHz |
| Max Turbo Speed | 3.33 GHz | - |
| Bus Speed | 667 MHz | - |
| 64-bit Computing | Yes | Yes |
| CACHE MEMORY |
|---|
| Cache | 4 MB | - |
|---|---|---|
| Cache Memory Details | Smart Cache - 4 MB | L2 - 4 x 512 KB L3 - 6 MB |
| Installed Size | 4 MB | 6 MB |
| RAM |
|---|
| Installed RAM Size | 4 MB | - |
|---|
| INTEGRATED GRAPHICS (GPU) | Intel Core i7 620M | AMD Phenom II X4 945 |
|---|
| 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 620M | AMD Phenom II X4 945 |
|---|
| Compatible Slots | 1 x processor | 1 x processor - Socket AM3 |
|---|
| MISCELLANEOUS | Intel Core i7 620M | AMD Phenom II X4 945 |
|---|
| Service & Support | - | Limited warranty - 3 years |
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