In depth comparison and review of Intel Core i7 Extreme Edition 3940XM (3rd Gen) and Intel Xeon X5550. 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 Extreme Edition 3940XM (3rd Gen) | Intel Xeon X5550 |
|---|
| Product Type | Processor (mobile) | Processor |
|---|
| PROCESSOR | Intel Core i7 Extreme Edition 3940XM (3rd Gen) | Intel Xeon X5550 |
|---|
| Type | Intel Core i7 Extreme Edition 3940XM (3rd Gen) | Intel Xeon X5550 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Packaging Type | - | FC-LGA8 |
| Compatible Processor Socket | PGA988 Socket | LGA1366 Socket |
| Core Voltage | - | 0.75 V - 1.35 V |
| Manufacturing Process | 22 nm | 45 nm |
| Thermal Design Power | 55 W | 95 W |
| Thermal Specification | 105 °C | 75 °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) | Hyper-Threading Technology, Intel QuickPath Technology |
| PERFORMANCE |
|---|
| Number of Cores | Quad-Core | Quad-Core |
|---|---|---|
| Number of Threads | 8 threads | 8 threads |
| Clock Speed (Frequency) | 3 GHz | 2.66 GHz |
| Max Turbo Speed | 3.9 GHz | 3.06 GHz |
| Bus Speed | - | 1333 MHz |
| 64-bit Computing | - | Yes |
| CACHE MEMORY |
|---|
| Cache | 8 MB | 8 MB |
|---|---|---|
| Cache Memory Details | L3 - 8 MB | Smart Cache - 8 MB |
| Installed Size | 8 MB | 8 MB |
| Type | - | Advanced Smart Cache |
| RAM |
|---|
| Installed RAM Size | - | - DIMM 240-pin |
|---|---|---|
| Technology | - | DDR3 SDRAM - 1333 MHz |
| INTEGRATED GRAPHICS (GPU) | Intel Core i7 Extreme Edition 3940XM (3rd Gen) | Intel Xeon X5550 |
|---|
| 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 X5550 |
|---|
| Interfaces | - | - HomePlug 1.0 Turbo |
|---|---|---|
| Expansion Slots | - | 1 memory |
| Compatible Slots | - | 1 x processor |
| MISCELLANEOUS | Intel Core i7 Extreme Edition 3940XM (3rd Gen) | Intel Xeon X5550 |
|---|
| Included Accessories | - | Power supplies |
|---|---|---|
| Compliant Standards | - | RoHS |
| Service & Support | - | Limited warranty - 3 years |
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