Ryzen 7 5800X3D vs Phenom II X2 555 BE

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Primary details

Comparing Phenom II X2 555 BE and Ryzen 7 5800X3D processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated343
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data28.19
Market segmentDesktop processorDesktop processor
Seriesno dataAMD Ryzen 7
Power efficiencyno data16.06
Architecture codenameCallisto (2009−2010)Vermeer (Zen3) (2020−2022)
Release date25 January 2010 (14 years ago)20 April 2022 (2 years ago)
Launch price (MSRP)no data$449

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Phenom II X2 555 BE and Ryzen 7 5800X3D 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 cores2 (Dual-core)8 (Octa-Core)
Threads216
Base clock speed3.2 GHz3.4 GHz
Boost clock speed3.2 GHz4.5 GHz
L1 cache128 KB (per core)64 KB (per core)
L2 cache512 KB (per core)512 KB (per core)
L3 cache6 MB (shared)96 MB (shared)
Chip lithography45 nm7 nm, 12 nm
Die size258 mm274 + 125 mm
Maximum core temperatureno data90 °C
Maximum case temperature (TCase)no data90 °C
Number of transistors758 million8,850 million
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier+-

Compatibility

Information on Phenom II X2 555 BE and Ryzen 7 5800X3D 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
SocketAM3AM4
Power consumption (TDP)80 Watt105 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Phenom II X2 555 BE and Ryzen 7 5800X3D. You'll probably need this information if you require some particular technology.

Instruction set extensionsno data86x MMX(+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A,-64, AMD-V, AES, AVX, AVX2, FMA3, SHA, Precision Boost 2
AES-NI-+
AVX-+
Precision Boost 2no data+

Virtualization technologies

Virtual machine speed-up technologies supported by Phenom II X2 555 BE and Ryzen 7 5800X3D are enumerated here.

AMD-V-+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Phenom II X2 555 BE and Ryzen 7 5800X3D. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR4-3200
Maximum memory sizeno data128 GB

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataN/A

Peripherals

Specifications and connection of peripherals supported by Phenom II X2 555 BE and Ryzen 7 5800X3D.

PCIe version2.04.0
PCI Express lanesno data20

Pros & cons summary


Recency 25 January 2010 20 April 2022
Physical cores 2 8
Threads 2 16
Chip lithography 45 nm 7 nm
Power consumption (TDP) 80 Watt 105 Watt

Phenom II X2 555 BE has 31.3% lower power consumption.

Ryzen 7 5800X3D, on the other hand, has an age advantage of 12 years, 300% more physical cores and 700% more threads, and a 542.9% more advanced lithography process.

We couldn't decide between Phenom II X2 555 BE and Ryzen 7 5800X3D. We've got no test results to judge.


Should you still have questions on choice between Phenom II X2 555 BE and Ryzen 7 5800X3D, ask them in Comments section, and we shall answer.

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AMD Phenom II X2 555 BE
Phenom II X2 555 BE
AMD Ryzen 7 5800X3D
Ryzen 7 5800X3D

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Community ratings

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