i7-990X Extreme Edition vs FX-8320

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Primary details

Comparing FX-8320 and Core i7-990X Extreme Edition processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1563not rated
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorDesktop processor
Seriesno dataIntel Core i7EE
Power efficiency2.60no data
Architecture codenameVishera (2012−2015)Westmere (2010−2011)
Release date23 October 2012 (12 years ago)13 February 2011 (13 years ago)

Detailed specifications

FX-8320 and Core i7-990X Extreme Edition 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 cores8 (Octa-Core)6 (Hexa-Core)
Threads812
Base clock speed3.5 GHzno data
Boost clock speed4 GHz3.46 GHz
Bus typeno dataQPI
Bus rateno data6.4 GT/s
Multiplierno data26
L2 cache8192 KB1.5 MB
L3 cacheno data12 MB
Chip lithography32 nm32 nm
Die size315 mm2239 mm2
Maximum core temperature61 °Cno data
Number of transistors1,200 millionno data
64 bit support++
Windows 11 compatibility--
Unlocked multiplier+-
P0 Vcore voltageMin: 1.2 V - Max: 1.4 Vno data

Compatibility

Information on FX-8320 and Core i7-990X Extreme Edition 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 (Uniprocessor)
SocketAM3+no data
Power consumption (TDP)125 Watt130 Watt

Technologies and extensions

Technological solutions and additional instructions supported by FX-8320 and Core i7-990X Extreme Edition. You'll probably need this information if you require some particular technology.

AES-NI++
FMA+-
AVX+-
Enhanced SpeedStep (EIST)no data+

Virtualization technologies

Virtual machine speed-up technologies supported by FX-8320 and Core i7-990X Extreme Edition are enumerated here.

AMD-V+-

Memory specs

Types, maximum amount and channel quantity of RAM supported by FX-8320 and Core i7-990X Extreme Edition. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3no data
Maximum memory sizeno data24 GB

Peripherals

Specifications and connection of peripherals supported by FX-8320 and Core i7-990X Extreme Edition.

PCIe versionn/ano data

Pros & cons summary


Recency 23 October 2012 13 February 2011
Physical cores 8 6
Threads 8 12
Power consumption (TDP) 125 Watt 130 Watt

FX-8320 has an age advantage of 1 year, 33.3% more physical cores, and 4% lower power consumption.

i7-990X Extreme Edition, on the other hand, has 50% more threads.

We couldn't decide between FX-8320 and Core i7-990X Extreme Edition. We've got no test results to judge.


Should you still have questions on choice between FX-8320 and Core i7-990X Extreme Edition, ask them in Comments section, and we shall answer.

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AMD FX-8320
FX-8320
Intel Core i7-990X Extreme Edition
Core i7-990X Extreme Edition

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Community ratings

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4.2
1425 votes

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3.7
49 votes

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Questions & comments

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