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Intel Xeon E5405 Quad Core CPU 2.0GHz 12MB SLAP2 and SLBBP Processor Works on LGA 775 Motherboard : Electronics - Amazon.com
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Xeon X5650 CPU, Six Core Twelve Threads 2.66GHz 12M Cache LGA1366 6.4 GT,s QPI 95W DDR3 800,1066,1333 SSE4.2 Maximum 3 Memory Channels Maximum 32GB,s Memory Bandwidth - Amazon.com
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