Intel Xeon E5520 vs. AMD Athlon II X4 631

CPU Comparison, Reviews and Tests
Intel Xeon E5520
AMD Athlon II X4 631

Side by side comparison and review of Intel Xeon E5520 and AMD Athlon II X4 631. 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.

CPUs Specifications Comparison

Intel Xeon E5520 vs. AMD Athlon II X4 631 Benchmark Chart
GENERAL Intel Xeon E5520 AMD Athlon II X4 631
Product Type Processor Processor
PROCESSOR Intel Xeon E5520 AMD Athlon II X4 631
Type Intel Xeon E5520 AMD Athlon II X4 631
ARCHITECTURE
Processor Qty 1 1
Packaging Type FC-LGA8 -
Compatible Processor Socket LGA1366 Socket Socket FM1
Core Voltage 1.4 V 0.45 V - 1.4125 V
Manufacturing Process 45 nm 32 nm
Thermal Design Power 80 W 100 W
Thermal Specification 76 °C 70.1 °C
Architecture Features Hyper-Threading Technology, Intel Intelligent Power Technology, Intel Data Center Manager 3DNow! Professional technology, streaming SIMD extensions, streaming SIMD extensions 2, MMX instructions set, HyperTransport technology, AMD64 technology, integrated memory controller, streaming SIMD extensions 3, Enhanced Virus Protection, AMD Cool'n'Quiet Technology, AMD Virtualization, AMD CoolCore Technology
PERFORMANCE
Number of Cores Quad-Core Quad-Core
Number of Threads 8 threads -
Clock Speed (Frequency) 2.26 GHz 2.6 GHz
Max Turbo Speed 2.53 GHz -
Bus Speed 1066 MHz -
64-bit Computing Yes Yes
CACHE MEMORY
Cache 8 MB -
Cache Memory Details Smart Cache - 8 MB L2 - 4 MB
Installed Size 8 MB 4 MB
Type Advanced Smart Cache -
RAM
Technology DDR3 SDRAM - 1066 MHz -
EXPANSION & CONNECTIVITY Intel Xeon E5520 AMD Athlon II X4 631
Compatible Slots 1 x processor 1 x processor - Socket FM1
MISCELLANEOUS Intel Xeon E5520 AMD Athlon II X4 631
Included Accessories Heat sink Heat sink
Compliant Standards RoHS -
Service & Support 1-year warranty Limited warranty - 3 years
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