Side by side comparison and review of Intel Core i5 520M and Intel Xeon E5520. 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 i5 520M | Intel Xeon E5520 |
|---|
| Product Type | Processor (mobile) | Processor |
|---|
| PROCESSOR | Intel Core i5 520M | Intel Xeon E5520 |
|---|
| Type | Intel Core i5 520M | Intel Xeon E5520 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Packaging Type | 988-pin Micro FCPGA | FC-LGA8 |
| Compatible Processor Socket | BGA1288 Socket | LGA1366 Socket |
| Core Voltage | - | 1.4 V |
| Manufacturing Process | 32 nm | 45 nm |
| Thermal Design Power | 35 W | 80 W |
| Thermal Specification | 105 °C | 76 °C |
| PCI Express Revision | 2.0 | - |
| PCI Express Configurations | 1x16 | - |
| PCI Express Lanes Qty | 16 | - |
| Architecture Features | Hyper-Threading Technology, Intel Turbo Boost Technology | Hyper-Threading Technology, Intel Intelligent Power Technology, Intel Data Center Manager |
| PERFORMANCE |
|---|
| Number of Cores | Dual-Core | Quad-Core |
|---|---|---|
| Number of Threads | 4 threads | 8 threads |
| Clock Speed (Frequency) | 2.4 GHz | 2.26 GHz |
| Max Turbo Speed | 2.93 GHz | 2.53 GHz |
| Bus Speed | 667 MHz | 1066 MHz |
| 64-bit Computing | Yes | Yes |
| CACHE MEMORY |
|---|
| Cache | 3 MB | 8 MB |
|---|---|---|
| Cache Memory Details | L3 - 3 MB | Smart Cache - 8 MB |
| Installed Size | 3 MB | 8 MB |
| Type | - | Advanced Smart Cache |
| RAM |
|---|
| Technology | - | DDR3 SDRAM - 1066 MHz |
|---|
| INTEGRATED GRAPHICS (GPU) | Intel Core i5 520M | Intel Xeon E5520 |
|---|
| Type | Intel HD Graphics | - |
|---|---|---|
| Base Frequency | 500 MHz | - |
| Max Dynamic Frequency | 766 MHz | - |
| Features | Dual Display Capable, Intel Clear Video Technology, Intel Clear Video HD Technology | - |
| EXPANSION & CONNECTIVITY | Intel Core i5 520M | Intel Xeon E5520 |
|---|
| Compatible Slots | 1 x processor | 1 x processor |
|---|
| MISCELLANEOUS | Intel Core i5 520M | Intel Xeon E5520 |
|---|
| Included Accessories | - | Heat sink |
|---|---|---|
| Compliant Standards | - | RoHS |
| Service & Support | Limited warranty - 3 years | 1-year warranty |
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