In depth comparison and review of Intel Xeon E5540 and Intel Xeon X5677. 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 Xeon E5540 | Intel Xeon X5677 |
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Product Type | Processor | Processor |
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PROCESSOR | Intel Xeon E5540 | Intel Xeon X5677 |
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Type | Intel Xeon E5540 | Intel Xeon X5677 |
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ARCHITECTURE |
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Processor Qty | 1 | 1 |
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Compatible Processor Socket | LGA1366 Socket | LGA1366 Socket |
Core Voltage | 0.75 V - 1.35 V | 1.3 V |
Manufacturing Process | 45 nm | 32 nm |
Thermal Design Power | 80 W | 130 W |
Thermal Specification | 76 °C | 80 °C |
Architecture Features | Enhanced SpeedStep technology, Demand Based Switching, Intel Virtualization Technology, Intel Turbo Boost Technology, Intel Dynamic Acceleration | Hyper-Threading Technology, Demand Based Switching, Execute Disable Bit capability, Intel Virtualization Technology |
PERFORMANCE |
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Number of Cores | Quad-Core | Quad-Core |
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Number of Threads | 8 threads | 8 threads |
Clock Speed (Frequency) | 2.53 GHz | 3.46 GHz |
Max Turbo Speed | 2.8 GHz | 3.73 GHz |
Bus Speed | 1066 MHz | 1333 MHz |
64-bit Computing | Yes | Yes |
CACHE MEMORY |
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Cache | 8 MB | 12 MB |
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Cache Level 1 Size | 256 KB | 256 KB |
Cache Memory Details | L2 - SLC NAND Flash - 8 MB | L3 - 12 MB L2 - 1 MB |
Installed Size | 8 MB | 12 MB |
Type | SLC NAND Flash | - |
RAM |
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Technology | DDR3 SDRAM - 1066 MHz | - |
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EXPANSION & CONNECTIVITY | Intel Xeon E5540 | Intel Xeon X5677 |
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Compatible Slots | 1 x processor | 1 x processor |
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MISCELLANEOUS | Intel Xeon E5540 | Intel Xeon X5677 |
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Included Accessories | Heat sink, voltage regulator module | - |
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Compliant Standards | RoHS | RoHS |
Service & Support | Limited warranty - 1 year - on-site | Limited warranty - 1 year |