Intel Xeon X5660 vs. Intel Core 2 Quad Q9550

CPU Comparison, Reviews and Tests
Intel Xeon X5660
Intel Core 2 Quad Q9550

In depth comparison and review of Intel Xeon X5660 and Intel Core 2 Quad Q9550. 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 X5660 vs. Intel Core 2 Quad Q9550 Benchmark Chart
GENERAL Intel Xeon X5660 Intel Core 2 Quad Q9550
Product Type Processor Processor
PROCESSOR Intel Xeon X5660 Intel Core 2 Quad Q9550
Type Intel Xeon X5660 Intel Core 2 Quad Q9550
ARCHITECTURE
Processor Qty 1 1
Compatible Processor Socket LGA1366 Socket LGA775 Socket
Core Voltage 1.3 V -
Manufacturing Process 32 nm 45 nm
Thermal Design Power 95 W 95 W
Thermal Specification 81.3 °C 71.4 °C
Architecture Features Hyper-Threading Technology, Demand Based Switching, Execute Disable Bit capability, Intel Virtualization Technology Enhanced SpeedStep technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, Intel Advanced Digital Media Boost, Intel Advanced Smart Cache, Intel Smart Memory Access, Intel Wide Dynamic Execution, Intel Trusted Execution Technology
PERFORMANCE
Number of Cores 6-core Quad-Core
Number of Threads 12 threads -
Clock Speed (Frequency) 2.8 GHz 2.83 GHz
Max Turbo Speed 3.2 GHz -
Bus Speed 1333 MHz 1333 MHz
64-bit Computing Yes Yes
CACHE MEMORY
Cache 12 MB 12 MB
Cache Level 1 Size 384 KB -
Cache Memory Details L3 - 12 MB
L2 - 1 MB		 L2 - 12 MB
Installed Size 12 MB 12 MB
Type - Advanced Smart Cache
RAM
Max Supported Size 288 GB -
Technology DDR3 SDRAM -
EXPANSION & CONNECTIVITY Intel Xeon X5660 Intel Core 2 Quad Q9550
Compatible Slots 1 x processor 1 x processor - LGA775 Socket
MISCELLANEOUS Intel Xeon X5660 Intel Core 2 Quad Q9550
Included Accessories Heat sink 1U passive / 2U+ active combo
Compliant Standards RoHS RoHS
Service & Support Limited warranty - 1 year - on-site Limited warranty - 3 years
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