Intel Core 2 Quad Q8400 vs. Intel Core 2 Duo E8500

CPU Comparison, Reviews and Tests

In depth comparison and review of Intel Core 2 Quad Q8400 and Intel Core 2 Duo E8500. 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 Core 2 Quad Q8400 vs. Intel Core 2 Duo E8500 Benchmark Chart
GENERAL Intel Core 2 Quad Q8400 Intel Core 2 Duo E8500
Product Type Processor Processor
PROCESSOR Intel Core 2 Quad Q8400 Intel Core 2 Duo E8500
Type Intel Core 2 Quad Q8400 Intel Core 2 Duo E8500
ARCHITECTURE
Processor Qty 1 1
Compatible Processor Socket LGA775 Socket LGA775 Socket
Manufacturing Process 45 nm 45 nm
Thermal Design Power 95 W 65 W
Thermal Specification 71.4 °C 74.1 °C
Architecture Features Enhanced SpeedStep technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, Enhanced Halt State (C1E), Intel Thermal Monitor 2 Enhanced SpeedStep technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel Trusted Execution Technology
PERFORMANCE
Number of Cores Quad-Core Dual-Core
Clock Speed (Frequency) 2.66 GHz 3.16 GHz
Bus Speed 1333 MHz 1333 MHz
64-bit Computing Yes Yes
CACHE MEMORY
Cache 4 MB 6 MB
Cache Memory Details L2 - 4 MB L2 - 6 MB
Installed Size 4 MB 6 MB
EXPANSION & CONNECTIVITY Intel Core 2 Quad Q8400 Intel Core 2 Duo E8500
Compatible Slots 1 x processor - LGA775 Socket 1 x processor - LGA775 Socket
MISCELLANEOUS Intel Core 2 Quad Q8400 Intel Core 2 Duo E8500
Included Accessories - Cooler (fansink)
Service & Support Limited warranty - 3 years Limited warranty - 90 days
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