Intel Xeon E5420 vs. Intel Core 2 Quad Q9550

CPU Comparison, Reviews and Tests
Intel Xeon E5420
Intel Core 2 Quad Q9550

In depth comparison and review of Intel Xeon E5420 and Intel Core 2 Quad Q9550. 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 2 Quad Q9550 Benchmark Chart
GENERAL Intel Xeon E5420 Intel Core 2 Quad Q9550
Product Type Processor Processor
PROCESSOR Intel Xeon E5420 Intel Core 2 Quad Q9550
Type Intel Xeon E5420 Intel Core 2 Quad Q9550
ARCHITECTURE
Processor Qty 1 1
Packaging Type FC-LGA6 -
Compatible Processor Socket LGA771 Socket LGA775 Socket
Core Voltage 0.85 V - 1.35 V -
Manufacturing Process 45 nm 45 nm
Thermal Design Power 80 W 95 W
Thermal Specification 67 °C 71.4 °C
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) Enhanced SpeedStep technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, Intel Advanced Digital Media Boost, Intel Advanced Smart Cache, Intel Smart Memory Access, Intel Wide Dynamic Execution, Intel Trusted Execution Technology
PERFORMANCE
Number of Cores Quad-Core Quad-Core
Number of Threads 4 threads -
Clock Speed (Frequency) 2.5 GHz 2.83 GHz
Bus Speed 1333 MHz 1333 MHz
64-bit Computing Yes Yes
CACHE MEMORY
Cache 12 MB 12 MB
Cache Memory Details L2 - 12 MB L2 - 12 MB
Installed Size 12 MB 12 MB
Type Advanced Smart Cache Advanced Smart Cache
EXPANSION & CONNECTIVITY Intel Xeon E5420 Intel Core 2 Quad Q9550
Compatible Slots 1 x processor 1 x processor - LGA775 Socket
MISCELLANEOUS Intel Xeon E5420 Intel Core 2 Quad Q9550
Included Accessories Alcohol pad, thermal grease 1U passive / 2U+ active combo
Compliant Standards - RoHS
Service & Support Limited warranty - 1 year - on-site Limited warranty - 3 years
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