Phenom II X2 555 BE vs FX-8120

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Primary details

Comparing FX-8120 and Phenom II X2 555 BE processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1379not rated
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorDesktop processor
Power efficiency3.14no data
Architecture codenameZambezi (2011−2012)Callisto (2009−2010)
Release date12 October 2011 (13 years ago)25 January 2010 (14 years ago)

Detailed specifications

FX-8120 and Phenom II X2 555 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 cores8 (Octa-Core)2 (Dual-core)
Threads82
Base clock speed3.1 GHz3.2 GHz
Boost clock speed4 GHz3.2 GHz
L1 cache384 KB128 KB (per core)
L2 cache8192 KB512 KB (per core)
L3 cache8192 KB6 MB (shared)
Chip lithography32 nm45 nm
Die size315 mm2258 mm2
Maximum core temperature61 °Cno data
Number of transistors1,200 million758 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier++
P0 Vcore voltageMin: 1.0125 V - Max: 1.4125 Vno data

Compatibility

Information on FX-8120 and Phenom II X2 555 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
SocketAM3+AM3
Power consumption (TDP)125 Watt80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by FX-8120 and Phenom II X2 555 BE. You'll probably need this information if you require some particular technology.

AES-NI+-
FMA+-
AVX+-

Virtualization technologies

Virtual machine speed-up technologies supported by FX-8120 and Phenom II X2 555 BE are enumerated here.

AMD-V+-

Memory specs

Types, maximum amount and channel quantity of RAM supported by FX-8120 and Phenom II X2 555 BE. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR3

Peripherals

Specifications and connection of peripherals supported by FX-8120 and Phenom II X2 555 BE.

PCIe versionn/a2.0

Pros & cons summary


Recency 12 October 2011 25 January 2010
Physical cores 8 2
Threads 8 2
Chip lithography 32 nm 45 nm
Power consumption (TDP) 125 Watt 80 Watt

FX-8120 has an age advantage of 1 year, 300% more physical cores and 300% more threads, and a 40.6% more advanced lithography process.

Phenom II X2 555 BE, on the other hand, has 56.3% lower power consumption.

We couldn't decide between FX-8120 and Phenom II X2 555 BE. We've got no test results to judge.


Should you still have questions on choice between FX-8120 and Phenom II X2 555 BE, ask them in Comments section, and we shall answer.

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AMD FX-8120
FX-8120
AMD Phenom II X2 555 BE
Phenom II X2 555 BE

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