Side by side comparison and review of Intel Xeon E5540 and AMD Athlon II X2 256. 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 E5540 | AMD Athlon II X2 256 |
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Product Type | Processor | Processor |
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PROCESSOR | Intel Xeon E5540 | AMD Athlon II X2 256 |
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Type | Intel Xeon E5540 | AMD Athlon II X2 256 |
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ARCHITECTURE |
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Processor Qty | 1 | 1 |
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Compatible Processor Socket | LGA1366 Socket | - |
Core Voltage | 0.75 V - 1.35 V | - |
Manufacturing Process | 45 nm | - |
Thermal Design Power | 80 W | - |
Thermal Specification | 76 °C | - |
Architecture Features | Enhanced SpeedStep technology, Demand Based Switching, Intel Virtualization Technology, Intel Turbo Boost Technology, Intel Dynamic Acceleration | - |
PERFORMANCE |
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Number of Cores | Quad-Core | Dual-Core |
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Number of Threads | 8 threads | - |
Clock Speed (Frequency) | 2.53 GHz | 3.3 GHz |
Max Turbo Speed | 2.8 GHz | - |
Bus Speed | 1066 MHz | - |
64-bit Computing | Yes | - |
CACHE MEMORY |
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Cache | 8 MB | - |
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Cache Level 1 Size | 256 KB | - |
Cache Memory Details | L2 - SLC NAND Flash - 8 MB | - |
Installed Size | 8 MB | - |
Type | SLC NAND Flash | - |
RAM |
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Technology | DDR3 SDRAM - 1066 MHz | - |
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EXPANSION & CONNECTIVITY | Intel Xeon E5540 | AMD Athlon II X2 256 |
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Compatible Slots | 1 x processor | - |
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MISCELLANEOUS | Intel Xeon E5540 | AMD Athlon II X2 256 |
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Included Accessories | Heat sink, voltage regulator module | - |
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Compliant Standards | RoHS | - |
Service & Support | Limited warranty - 1 year - on-site | - |