Intel Xeon E5420 vs. Intel Core i5 520M

CPU Comparison, Reviews and Tests
Intel Xeon E5420
Intel Core i5 520M

In depth comparison and review of Intel Xeon E5420 and Intel Core i5 520M. 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.

CPUs Specifications Comparison

Intel Xeon E5420 vs. Intel Core i5 520M Benchmark Chart
GENERAL Intel Xeon E5420 Intel Core i5 520M
Product Type Processor Processor (mobile)
PROCESSOR Intel Xeon E5420 Intel Core i5 520M
Type Intel Xeon E5420 Intel Core i5 520M
ARCHITECTURE
Processor Qty 1 1
Packaging Type FC-LGA6 988-pin Micro FCPGA
Compatible Processor Socket LGA771 Socket BGA1288 Socket
Core Voltage 0.85 V - 1.35 V -
Manufacturing Process 45 nm 32 nm
Thermal Design Power 80 W 35 W
Thermal Specification 67 °C 105 °C
PCI Express Revision - 2.0
PCI Express Configurations - 1x16
PCI Express Lanes Qty - 16
Architecture Features Enhanced SpeedStep technology, Demand Based Switching, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, Thermal Monitoring Technologies, Idle States, Intel VT-x with Extended Page Tables (EPT) Hyper-Threading Technology, Intel Turbo Boost Technology
PERFORMANCE
Number of Cores Quad-Core Dual-Core
Number of Threads 4 threads 4 threads
Clock Speed (Frequency) 2.5 GHz 2.4 GHz
Max Turbo Speed - 2.93 GHz
Bus Speed 1333 MHz 667 MHz
64-bit Computing Yes Yes
CACHE MEMORY
Cache 12 MB 3 MB
Cache Memory Details L2 - 12 MB L3 - 3 MB
Installed Size 12 MB 3 MB
Type Advanced Smart Cache -
INTEGRATED GRAPHICS (GPU) Intel Xeon E5420 Intel Core i5 520M
Type - Intel HD Graphics
Base Frequency - 500 MHz
Max Dynamic Frequency - 766 MHz
Features - Dual Display Capable, Intel Clear Video Technology, Intel Clear Video HD Technology
EXPANSION & CONNECTIVITY Intel Xeon E5420 Intel Core i5 520M
Compatible Slots 1 x processor 1 x processor
MISCELLANEOUS Intel Xeon E5420 Intel Core i5 520M
Included Accessories Alcohol pad, thermal grease -
Service & Support Limited warranty - 1 year - on-site Limited warranty - 3 years
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