Intel Xeon E5420 vs. Intel Xeon X7550

CPU Comparison, Reviews and Tests
Intel Xeon E5420
Intel Xeon X7550

In depth comparison and review of Intel Xeon E5420 and Intel Xeon X7550. 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 Xeon X7550 Benchmark Chart
GENERAL Intel Xeon E5420 Intel Xeon X7550
Product Type Processor Processor
PROCESSOR Intel Xeon E5420 Intel Xeon X7550
Type Intel Xeon E5420 Intel Xeon X7550
ARCHITECTURE
Processor Qty 1 1
Packaging Type FC-LGA6 -
Compatible Processor Socket LGA771 Socket LGA1567 Socket
Core Voltage 0.85 V - 1.35 V -
Manufacturing Process 45 nm 45 nm
Thermal Design Power 80 W 130 W
Thermal Specification 67 °C 69 °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, Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel Turbo Boost Technology
PERFORMANCE
Number of Cores Quad-Core 8-core
Number of Threads 4 threads 16 threads
Clock Speed (Frequency) 2.5 GHz 2 GHz
Max Turbo Speed - 2.4 GHz
Bus Speed 1333 MHz -
64-bit Computing Yes Yes
CACHE MEMORY
Cache 12 MB 18 MB
Cache Memory Details L2 - 12 MB L3 - 18 MB
Installed Size 12 MB 18 MB
Type Advanced Smart Cache -
EXPANSION & CONNECTIVITY Intel Xeon E5420 Intel Xeon X7550
Compatible Slots 1 x processor 1 x processor - LGA1567 Socket
MISCELLANEOUS Intel Xeon E5420 Intel Xeon X7550
Included Accessories Alcohol pad, thermal grease -
Compliant Standards - RoHS
Service & Support Limited warranty - 1 year - on-site Limited warranty - 90 days
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