Side by side comparison and review of Intel Xeon L5520 and Intel Xeon E3-1220V3. 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 Xeon L5520 | Intel Xeon E3-1220V3 |
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Product Type | Processor | Processor |
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PROCESSOR | Intel Xeon L5520 | Intel Xeon E3-1220V3 |
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Type | Intel Xeon L5520 | Intel Xeon E3-1220V3 |
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ARCHITECTURE |
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Processor Qty | 1 | 1 |
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Compatible Processor Socket | LGA1366 Socket | LGA1150 Socket |
Power Efficiency | Low-Voltage (LV) | - |
Core Voltage | 0.75 V - 1.35 V | - |
Manufacturing Process | 45 nm | 22 nm |
Thermal Design Power | 60 W | 80 W |
Thermal Specification | 70 °C | - |
PCI Express Revision | - | 3.0 |
PCI Express Configurations | - | 1x16, 2x8, 1x8, 2x4 |
PCI Express Lanes Qty | - | 16 |
Architecture Features | Enhanced SpeedStep technology, Demand Based Switching, Intel Virtualization Technology | Enhanced SpeedStep technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel Turbo Boost Technology 2.0, Thermal Monitoring Technologies, Intel VT-x with Extended Page Tables (EPT) |
PERFORMANCE |
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Number of Cores | Quad-Core | Quad-Core |
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Number of Threads | 8 threads | 4 threads |
Clock Speed (Frequency) | 2.26 GHz | 3.1 GHz |
Max Turbo Speed | - | 3.5 GHz |
Bus Speed | 1066 MHz | - |
64-bit Computing | Yes | - |
CACHE MEMORY |
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Cache | 8 MB | 8 MB |
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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 |
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Installed RAM Size | 1066 MB | - |
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Technology | DDR3 SDRAM - 1066 MHz | - |
EXPANSION & CONNECTIVITY | Intel Xeon L5520 | Intel Xeon E3-1220V3 |
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Compatible Slots | 1 x processor | - |
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MISCELLANEOUS | Intel Xeon L5520 | Intel Xeon E3-1220V3 |
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Included Accessories | Heat pipe | - |
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Compliant Standards | RoHS | RoHS |
Service & Support | Limited warranty - 1 year | Limited warranty - 1 year |