Intel Celeron B820 vs. Intel Xeon E5603

CPU Comparison, Reviews and Tests
Intel Celeron B820
Intel Xeon E5603

In depth comparison and review of Intel Celeron B820 and Intel Xeon E5603. 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 Celeron B820 vs. Intel Xeon E5603 Benchmark Chart
GENERAL Intel Celeron B820 Intel Xeon E5603
Product Type Processor (mobile) Processor
PROCESSOR Intel Celeron B820 Intel Xeon E5603
Type Intel Celeron B820 Intel Xeon E5603
ARCHITECTURE
Processor Qty 1 1
Compatible Processor Socket PGA988 Socket LGA1366 Socket
Manufacturing Process 32 nm 32 nm
Thermal Design Power 35 W 80 W
Thermal Specification 100 °C -
PCI Express Revision 2.0 -
PCI Express Configurations 1x16, 2x8, 1x8+2x4 -
PCI Express Lanes Qty 16 -
Architecture Features Enhanced SpeedStep technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, Intel Fast Memory Access, Intel Flex Memory Access, Thermal Monitoring Technologies, Idle States Demand Based Switching, Execute Disable Bit capability, Intel Virtualization Technology
PERFORMANCE
Number of Cores Dual-Core Quad-Core
Number of Threads 2 threads 4 threads
Clock Speed (Frequency) 1.7 GHz 1.6 GHz
64-bit Computing - Yes
CACHE MEMORY
Cache 2 MB 4 MB
Cache Memory Details L3 - 2 MB Smart Cache - 4 MB
Installed Size 2 MB 4 MB
INTEGRATED GRAPHICS (GPU) Intel Celeron B820 Intel Xeon E5603
Type Intel HD Graphics with Dynamic Frequency -
Base Frequency 650 MHz -
Max Dynamic Frequency 1.05 GHz -
Features Intel FDI -
EXPANSION & CONNECTIVITY Intel Celeron B820 Intel Xeon E5603
Compatible Slots - 1 x processor
MISCELLANEOUS Intel Celeron B820 Intel Xeon E5603
Included Accessories - Heat sink
Service & Support - Limited warranty - 3 years
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