Intel Xeon E5503 vs. Intel Xeon E5-2420

CPU Comparison, Reviews and Tests

Side by side comparison and review of Intel Xeon E5503 and Intel Xeon E5-2420. 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 E5503 vs. Intel Xeon E5-2420 Benchmark Chart
GENERAL Intel Xeon E5503 Intel Xeon E5-2420
Product Type Processor Processor
PROCESSOR Intel Xeon E5503 Intel Xeon E5-2420
Type Intel Xeon E5503 Intel Xeon E5-2420
ARCHITECTURE
Processor Qty 1 1
Compatible Processor Socket LGA1366 Socket LGA1356 Socket
Core Voltage 0.75 V - 1.35 V 0.65 V - 1.30 V
Manufacturing Process 45 nm 32 nm
Thermal Design Power 80 W 95 W
Thermal Specification 76 °C -
PCI Express Revision - 3.0
PCI Express Lanes Qty - 24
Architecture Features Enhanced SpeedStep technology, Demand Based Switching, Execute Disable Bit capability, Intel 64 Technology, Intel Virtualization Technology for Directed I/O (VT-d), Idle States, Intel VT-x with Extended Page Tables (EPT) SpeedStep technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel Turbo Boost Technology, Intel Trusted Execution Technology
PERFORMANCE
Number of Cores Dual-Core 6-core
Number of Threads 2 threads 12 threads
Clock Speed (Frequency) 2 GHz 1.9 GHz
Max Turbo Speed - 2.4 GHz
Bus Speed 800 MHz 1333 MHz
64-bit Computing Yes Yes
CACHE MEMORY
Cache 4 MB 15 MB
Cache Memory Details Smart Cache - 4 MB L3 - 15 MB
Installed Size 4 MB 15 MB
EXPANSION & CONNECTIVITY Intel Xeon E5503 Intel Xeon E5-2420
Compatible Slots 1 x processor 1 x processor
MISCELLANEOUS Intel Xeon E5503 Intel Xeon E5-2420
Included Accessories Heat sink Heat sink
Compliant Standards RoHS RoHS
Service & Support Limited warranty - 1 year - on-site Limited warranty - 1 year
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