Intel Xeon E5540 vs. Intel Xeon X5450

CPU Comparison, Reviews and Tests
Intel Xeon E5540
Intel Xeon X5450

Side by side comparison and review of Intel Xeon E5540 and Intel Xeon X5450. 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 E5540 vs. Intel Xeon X5450 Benchmark Chart
GENERAL Intel Xeon E5540 Intel Xeon X5450
Product Type Processor Processor
PROCESSOR Intel Xeon E5540 Intel Xeon X5450
Type Intel Xeon E5540 Intel Xeon X5450
ARCHITECTURE
Processor Qty 1 1
Compatible Processor Socket LGA1366 Socket LGA771 Socket
Core Voltage 0.75 V - 1.35 V -
Manufacturing Process 45 nm 45 nm
Thermal Design Power 80 W 120 W
Thermal Specification 76 °C 70 °C
Architecture Features Enhanced SpeedStep technology, Demand Based Switching, Intel Virtualization Technology, Intel Turbo Boost Technology, Intel Dynamic Acceleration Demand Based Switching, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, Intel Advanced Smart Cache
PERFORMANCE
Number of Cores Quad-Core Quad-Core
Number of Threads 8 threads -
Clock Speed (Frequency) 2.53 GHz 3 GHz
Max Turbo Speed 2.8 GHz -
Bus Speed 1066 MHz 1333 MHz
64-bit Computing Yes Yes
CACHE MEMORY
Cache 8 MB 12 MB
Cache Level 1 Size 256 KB -
Cache Memory Details L2 - SLC NAND Flash - 8 MB L2 - 12 MB
Installed Size 8 MB 12 MB
Type SLC NAND Flash Advanced Smart Cache
RAM
Technology DDR3 SDRAM - 1066 MHz -
EXPANSION & CONNECTIVITY Intel Xeon E5540 Intel Xeon X5450
Compatible Slots 1 x processor 1 x processor
MISCELLANEOUS Intel Xeon E5540 Intel Xeon X5450
Included Accessories Heat sink, voltage regulator module Alcohol pad, thermal grease
Compliant Standards RoHS -
Service & Support Limited warranty - 1 year - on-site Limited warranty - 90 days
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