Detailed comparison and review of Intel Xeon W3520 and Intel Xeon E3-1220V5. 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 Xeon W3520 | Intel Xeon E3-1220V5 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Xeon W3520 | Intel Xeon E3-1220V5 |
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| Type | Intel Xeon W3520 | Intel Xeon E3-1220V5 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Packaging Type | FC-LGA8 | - |
| Compatible Processor Socket | LGA1366 Socket | LGA1151 Socket |
| Manufacturing Process | 45 nm | 14 nm |
| Thermal Design Power | 130 W | 80 W |
| Thermal Specification | 67.9 °C | - |
| PCI Express Revision | - | 3.0 |
| PCI Express Configurations | - | 1x16, 2x8, 1x8+2x4 |
| PCI Express Lanes Qty | - | 16 |
| Architecture Features | Enhanced SpeedStep technology, streaming SIMD extensions 2, Hyper-Threading Technology, integrated memory controller, streaming SIMD extensions 3, Demand Based Switching, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, Intel I/O Acceleration Technology, streaming SIMD extensions 4 | Enhanced SpeedStep technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, Intel Trusted Execution Technology, Intel Turbo Boost Technology 2.0, Intel AES New Instructions (AES-NI), Intel Virtualization Technology for Directed I/O (VT-d), Intel vPro Technology, Idle States, Intel Secure Key, Intel TSX-NI, Intel OS Guard, Intel Software Guard Extensions (SGX), Intel Memory Protection Extensions (MPX), Intel Boot Guard |
| PERFORMANCE |
|---|
| Number of Cores | Quad-Core | Quad-Core |
|---|---|---|
| Number of Threads | 8 threads | 4 threads |
| Clock Speed (Frequency) | 2.66 GHz | 3 GHz |
| Max Turbo Speed | 2.93 GHz | 3.5 GHz |
| Bus Speed | 1066 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 | - |
| Type | Advanced Smart Cache | - |
| RAM |
|---|
| Technology | - ECC | DDR4 SDRAM - 2133 MHz |
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| EXPANSION & CONNECTIVITY | Intel Xeon W3520 | Intel Xeon E3-1220V5 |
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| Interfaces | - GT5 | - |
|---|---|---|
| Compatible Slots | 1 x processor | - |
| MISCELLANEOUS | Intel Xeon W3520 | Intel Xeon E3-1220V5 |
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| Service & Support | Limited warranty - 90 days | Limited warranty - 3 years |
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