A4-4000 vs Phenom II X2 555 BE

Primary details

Comparing Phenom II X2 555 BE and A4-4000 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated2684
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorDesktop processor
Power efficiencyno data1.04
Architecture codenameCallisto (2009−2010)Richland (2013−2014)
Release date25 January 2010 (14 years ago)1 June 2013 (11 years ago)

Detailed specifications

Phenom II X2 555 BE and A4-4000 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)2 (Dual-core)
Threads22
Base clock speed3.2 GHz3 GHz
Boost clock speed3.2 GHz3.2 GHz
L1 cache128 KB (per core)128 KB (per core)
L2 cache512 KB (per core)1 MB (per core)
L3 cache6 MB (shared)0 KB
Chip lithography45 nm32 nm
Die size258 mm2246 mm2
Maximum case temperature (TCase)no data70 °C
Number of transistors758 million1,178 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier+-

Compatibility

Information on Phenom II X2 555 BE and A4-4000 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
SocketAM3FM2
Power consumption (TDP)80 Watt65 Watt

Virtualization technologies

Virtual machine speed-up technologies supported by Phenom II X2 555 BE and A4-4000 are enumerated here.

AMD-V-+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Phenom II X2 555 BE and A4-4000. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR3

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataAMD Radeon HD 7480D

Peripherals

Specifications and connection of peripherals supported by Phenom II X2 555 BE and A4-4000.

PCIe version2.0no data

Pros & cons summary


Recency 25 January 2010 1 June 2013
Chip lithography 45 nm 32 nm
Power consumption (TDP) 80 Watt 65 Watt

A4-4000 has an age advantage of 3 years, a 40.6% more advanced lithography process, and 23.1% lower power consumption.

We couldn't decide between Phenom II X2 555 BE and A4-4000. We've got no test results to judge.


Should you still have questions on choice between Phenom II X2 555 BE and A4-4000, 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 A4-4000
A4-4000

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Community ratings

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3.8 148 votes

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