Intel Xeon E5603 vs. Intel Xeon L5520

CPU Comparison, Reviews and Tests
Intel Xeon E5603
Intel Xeon L5520

In depth comparison and review of Intel Xeon E5603 and Intel Xeon L5520. 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 E5603 vs. Intel Xeon L5520 Benchmark Chart
GENERAL Intel Xeon E5603 Intel Xeon L5520
Product Type Processor Processor
PROCESSOR Intel Xeon E5603 Intel Xeon L5520
Type Intel Xeon E5603 Intel Xeon L5520
ARCHITECTURE
Processor Qty 1 1
Compatible Processor Socket LGA1366 Socket LGA1366 Socket
Power Efficiency - Low-Voltage (LV)
Core Voltage - 0.75 V - 1.35 V
Manufacturing Process 32 nm 45 nm
Thermal Design Power 80 W 60 W
Thermal Specification - 70 °C
Architecture Features Demand Based Switching, Execute Disable Bit capability, Intel Virtualization Technology Enhanced SpeedStep technology, Demand Based Switching, Intel Virtualization Technology
PERFORMANCE
Number of Cores Quad-Core Quad-Core
Number of Threads 4 threads 8 threads
Clock Speed (Frequency) 1.6 GHz 2.26 GHz
Bus Speed - 1066 MHz
64-bit Computing Yes Yes
CACHE MEMORY
Cache 4 MB 8 MB
Cache Level 1 Size - 256 KB
Cache Memory Details Smart Cache - 4 MB L3 - 8 MB
Installed Size 4 MB 8 MB
Type - Advanced Smart Cache
RAM
Installed RAM Size - 1066 MB
Technology - DDR3 SDRAM - 1066 MHz
EXPANSION & CONNECTIVITY Intel Xeon E5603 Intel Xeon L5520
Compatible Slots 1 x processor 1 x processor
MISCELLANEOUS Intel Xeon E5603 Intel Xeon L5520
Included Accessories Heat sink Heat pipe
Compliant Standards - RoHS
Service & Support Limited warranty - 3 years Limited warranty - 1 year
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