Phenom II X2 565 BE vs Core 2 Quad Q8400

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Primary details

Comparing Core 2 Quad Q8400 and Phenom II X2 565 BE processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2281not rated
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorDesktop processor
Power efficiency1.30no data
Architecture codenameYorkfield (2007−2009)Callisto (2009−2010)
Release date19 April 2009 (15 years ago)7 December 2010 (14 years ago)

Detailed specifications

Core 2 Quad Q8400 and Phenom II X2 565 BE basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores4 (Quad-Core)2 (Dual-core)
Threads42
Base clock speed2.66 GHz3.4 GHz
Boost clock speed0.67 GHz3.4 GHz
Bus rate1333 MHzno data
L1 cache64 KB (per core)128 KB (per core)
L2 cache4 MB (shared)512 KB (per core)
L3 cache0 KB6 MB (shared)
Chip lithography45 nm45 nm
Die size2x 82 mm2258 mm2
Maximum case temperature (TCase)71 °Cno data
Number of transistors456 million758 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier-+
VID voltage range0.85V-1.3625Vno data

Compatibility

Information on Core 2 Quad Q8400 and Phenom II X2 565 BE compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration11
SocketFCLGA775,LGA775AM3
Power consumption (TDP)95 Watt80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Quad Q8400 and Phenom II X2 565 BE. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology-no data
Hyper-Threading Technology-no data
Idle States+no data
Thermal Monitoring+-
Demand Based Switching-no data
FSB parity-no data

Security technologies

Core 2 Quad Q8400 and Phenom II X2 565 BE technologies aimed at improving security, for example, by protecting against hacks.

TXT-no data
EDB+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Quad Q8400 and Phenom II X2 565 BE are enumerated here.

VT-x+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Quad Q8400 and Phenom II X2 565 BE. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1, DDR2, DDR3DDR3

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardOn certain motherboards (Chipset feature)no data

Peripherals

Specifications and connection of peripherals supported by Core 2 Quad Q8400 and Phenom II X2 565 BE.

PCIe version2.02.0

Pros & cons summary


Recency 19 April 2009 7 December 2010
Physical cores 4 2
Threads 4 2
Power consumption (TDP) 95 Watt 80 Watt

Core 2 Quad Q8400 has 100% more physical cores and 100% more threads.

Phenom II X2 565 BE, on the other hand, has an age advantage of 1 year, and 18.8% lower power consumption.

We couldn't decide between Core 2 Quad Q8400 and Phenom II X2 565 BE. We've got no test results to judge.


Should you still have questions on choice between Core 2 Quad Q8400 and Phenom II X2 565 BE, ask them in Comments section, and we shall answer.

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Intel Core 2 Quad Q8400
Core 2 Quad Q8400
AMD Phenom II X2 565 BE
Phenom II X2 565 BE

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Community ratings

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4 1345 votes

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3.8 13 votes

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