Core 2 Duo E4700 vs Phenom II X2 555 BE

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Primary details

Comparing Phenom II X2 555 BE and Core 2 Duo E4700 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated2810
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorDesktop processor
Power efficiencyno data0.83
Architecture codenameCallisto (2009−2010)Allendale (2006−2009)
Release date25 January 2010 (14 years ago)March 2008 (16 years ago)

Detailed specifications

Phenom II X2 555 BE and Core 2 Duo E4700 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 GHz2.6 GHz
Boost clock speed3.2 GHz2.6 GHz
Bus rateno data800 MHz
L1 cache128 KB (per core)64 KB
L2 cache512 KB (per core)2 MB
L3 cache6 MB (shared)0 KB
Chip lithography45 nm65 nm
Die size258 mm2111 mm2
Maximum core temperatureno data73 °C
Number of transistors758 million167 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier+-
VID voltage rangeno data0.85V-1.5V

Compatibility

Information on Phenom II X2 555 BE and Core 2 Duo E4700 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
SocketAM3PLGA775
Power consumption (TDP)80 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Phenom II X2 555 BE and Core 2 Duo E4700. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)no data+
Turbo Boost Technologyno data-
Hyper-Threading Technologyno data-
Idle Statesno data+
Thermal Monitoring-+
Demand Based Switchingno data-
FSB parityno data-

Security technologies

Phenom II X2 555 BE and Core 2 Duo E4700 technologies aimed at improving security, for example, by protecting against hacks.

TXTno data-
EDBno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Phenom II X2 555 BE and Core 2 Duo E4700 are enumerated here.

VT-xno data-

Memory specs

Types, maximum amount and channel quantity of RAM supported by Phenom II X2 555 BE and Core 2 Duo E4700. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR1, DDR2, DDR3

Peripherals

Specifications and connection of peripherals supported by Phenom II X2 555 BE and Core 2 Duo E4700.

PCIe version2.0no data

Pros & cons summary


Chip lithography 45 nm 65 nm
Power consumption (TDP) 80 Watt 65 Watt

Phenom II X2 555 BE has a 44.4% more advanced lithography process.

Core 2 Duo E4700, on the other hand, has 23.1% lower power consumption.

We couldn't decide between Phenom II X2 555 BE and Core 2 Duo E4700. We've got no test results to judge.


Should you still have questions on choice between Phenom II X2 555 BE and Core 2 Duo E4700, ask them in Comments section, and we shall answer.

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AMD Phenom II X2 555 BE
Phenom II X2 555 BE
Intel Core 2 Duo E4700
Core 2 Duo E4700

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Community ratings

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3.8 148 votes

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3.3 96 votes

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Questions & comments

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