Intel Celeron B820 vs. Intel Xeon E5520

CPU Comparison, Reviews and Tests

Detailed comparison and review of Intel Celeron B820 and Intel Xeon E5520. With our comprehensive overview, you can simply compare overall performance, cache sizes, RAM, power efficiency, architecture, but also other key features of both processors and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the processor that best fits your needs and expectations.

CPUs Specifications Comparison

Intel Celeron B820 vs. Intel Xeon E5520 Benchmark Chart
GENERAL Intel Celeron B820 Intel Xeon E5520
Product Type Processor (mobile) Processor
PROCESSOR Intel Celeron B820 Intel Xeon E5520
Type Intel Celeron B820 Intel Xeon E5520
ARCHITECTURE
Processor Qty 1 1
Packaging Type - FC-LGA8
Compatible Processor Socket PGA988 Socket LGA1366 Socket
Core Voltage - 1.4 V
Manufacturing Process 32 nm 45 nm
Thermal Design Power 35 W 80 W
Thermal Specification 100 °C 76 °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 Hyper-Threading Technology, Intel Intelligent Power Technology, Intel Data Center Manager
PERFORMANCE
Number of Cores Dual-Core Quad-Core
Number of Threads 2 threads 8 threads
Clock Speed (Frequency) 1.7 GHz 2.26 GHz
Max Turbo Speed - 2.53 GHz
Bus Speed - 1066 MHz
64-bit Computing - Yes
CACHE MEMORY
Cache 2 MB 8 MB
Cache Memory Details L3 - 2 MB Smart Cache - 8 MB
Installed Size 2 MB 8 MB
Type - Advanced Smart Cache
RAM
Technology - DDR3 SDRAM - 1066 MHz
INTEGRATED GRAPHICS (GPU) Intel Celeron B820 Intel Xeon E5520
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 E5520
Compatible Slots - 1 x processor
MISCELLANEOUS Intel Celeron B820 Intel Xeon E5520
Included Accessories - Heat sink
Compliant Standards - RoHS
Service & Support - 1-year warranty
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