Detailed comparison and review of Intel Core i7 Extreme Edition 3940XM (3rd Gen) and Intel Xeon L5520. 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 Extreme Edition 3940XM (3rd Gen) | Intel Xeon L5520 |
|---|
| Product Type | Processor (mobile) | Processor |
|---|
| PROCESSOR | Intel Core i7 Extreme Edition 3940XM (3rd Gen) | Intel Xeon L5520 |
|---|
| Type | Intel Core i7 Extreme Edition 3940XM (3rd Gen) | Intel Xeon L5520 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | PGA988 Socket | LGA1366 Socket |
| Power Efficiency | - | Low-Voltage (LV) |
| Core Voltage | - | 0.75 V - 1.35 V |
| Manufacturing Process | 22 nm | 45 nm |
| Thermal Design Power | 55 W | 60 W |
| Thermal Specification | 105 °C | 70 °C |
| Architecture Features | Enhanced SpeedStep technology, Hyper-Threading Technology, integrated memory controller, Execute Disable Bit capability, Intel Virtualization 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 Turbo Boost Technology 2.0, 4G WiMAX Wireless Technology, Intel My WiFi Technology, Intel Anti-Theft Technology, Intel Advanced Vector Extensions (AVX), 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) | Enhanced SpeedStep technology, Demand Based Switching, Intel Virtualization Technology |
| PERFORMANCE |
|---|
| Number of Cores | Quad-Core | Quad-Core |
|---|---|---|
| Number of Threads | 8 threads | 8 threads |
| Clock Speed (Frequency) | 3 GHz | 2.26 GHz |
| Max Turbo Speed | 3.9 GHz | - |
| Bus Speed | - | 1066 MHz |
| 64-bit Computing | - | Yes |
| CACHE MEMORY |
|---|
| Cache | 8 MB | 8 MB |
|---|---|---|
| Cache Level 1 Size | - | 256 KB |
| Cache Memory Details | L3 - 8 MB | L3 - 8 MB |
| Installed Size | 8 MB | 8 MB |
| Type | - | Advanced Smart Cache |
| RAM |
|---|
| Installed RAM Size | - | 1066 MB |
|---|---|---|
| Technology | - | DDR3 SDRAM - 1066 MHz |
| INTEGRATED GRAPHICS (GPU) | Intel Core i7 Extreme Edition 3940XM (3rd Gen) | Intel Xeon L5520 |
|---|
| Type | Intel HD Graphics 4000 | - |
|---|---|---|
| Base Frequency | 650 MHz | - |
| Max Dynamic Frequency | 1.35 GHz | - |
| Features | Dual Display Capable, Intel FDI, Intel Clear Video HD Technology, InTRU 3D Technology, Intel Quick Sync Video, Intel Wireless Display (WiDi), Intel Insider | - |
| EXPANSION & CONNECTIVITY | Intel Core i7 Extreme Edition 3940XM (3rd Gen) | Intel Xeon L5520 |
|---|
| Compatible Slots | - | 1 x processor |
|---|
| MISCELLANEOUS | Intel Core i7 Extreme Edition 3940XM (3rd Gen) | Intel Xeon L5520 |
|---|
| Included Accessories | - | Heat pipe |
|---|---|---|
| Compliant Standards | - | RoHS |
| Service & Support | - | Limited warranty - 1 year |
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