Side by side comparison and review of Intel Xeon and Intel Xeon E5649. 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 | Intel Xeon E5649 |
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Product Type | Processor | Processor |
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PROCESSOR | Intel Xeon | Intel Xeon E5649 |
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Type | Intel Xeon | Intel Xeon E5649 |
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ARCHITECTURE |
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Processor Qty | 1 | 1 |
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Compatible Processor Socket | Socket 603 | LGA1366 Socket |
Core Voltage | - | 0.75 V - 1.35 V |
Manufacturing Process | - | 32 nm |
Thermal Design Power | - | 80 W |
Thermal Specification | - | 76.2 °C |
Architecture Features | Streaming SIMD extensions 2 | Hyper-Threading Technology, Demand Based Switching, Execute Disable Bit capability, Intel Virtualization Technology |
PERFORMANCE |
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Number of Cores | - | 6-core |
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Number of Threads | - | 12 threads |
Clock Speed (Frequency) | 1.6 GHz | 2.53 GHz |
Max Turbo Speed | - | 2.93 GHz |
Bus Speed | 400 MHz | 1333 MHz |
64-bit Computing | - | Yes |
CACHE MEMORY |
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Cache | - | 12 MB |
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Cache Memory Details | L2 - 256 KB L3 - Advanced Transfer Cache - 1 MB |
L3 - 12 MB L2 - 6 x 256 KB |
Installed Size | 1 MB | 12 MB |
Max Supported Size | 1 MB | - |
Type | Advanced Transfer Cache | - |
EXPANSION & CONNECTIVITY | Intel Xeon | Intel Xeon E5649 |
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Compatible Slots | 1 x processor - Socket 603 | 1 x processor |
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MISCELLANEOUS | Intel Xeon | Intel Xeon E5649 |
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Included Accessories | Heat sink, cooler (fansink) | Heat sink |
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Compliant Standards | - | RoHS |
Service & Support | Limited warranty - replacement - 3 years - carry-in | Limited warranty - 1 year |