Atom E665C vs Pentium E5300

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Primary details

Comparing Pentium E5300 and Atom E665C processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2813not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation2.04no data
Market segmentDesktop processorLaptop
Power efficiency0.83no data
Architecture codenameWolfdale (2008−2010)Stellarton (2010)
Release dateNovember 2008 (16 years ago)22 November 2010 (13 years ago)
Launch price (MSRP)$64no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Pentium E5300 and Atom E665C 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)1 (Single-Core)
Threads22
Base clock speed2.6 GHzno data
Boost clock speed2.6 GHz1.3 GHz
L1 cache64 KB (per core)64 KB (per core)
L2 cache2 MB (shared)512 KB (per core)
L3 cache0 KB0 KB
Chip lithography45 nm45 nm
Die size82 mm226 mm2
Maximum core temperature74 °Cno data
Number of transistors228 million47 million
64 bit support+-
Windows 11 compatibility--
VID voltage range0.85V-1.3625Vno data

Compatibility

Information on Pentium E5300 and Atom E665C 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
SocketLGA775Intel BGA1466
Power consumption (TDP)65 Watt4 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium E5300 and Atom E665C. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)++
Turbo Boost Technology-no data
Hyper-Threading Technology-+
Idle States+no data
Thermal Monitoring+-
Demand Based Switching-no data
FSB parity-no data

Security technologies

Pentium E5300 and Atom E665C technologies aimed at improving security, for example, by protecting against hacks.

TXT-no data
EDB+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium E5300 and Atom E665C are enumerated here.

VT-d-no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium E5300 and Atom E665C. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1, DDR2, DDR3DDR2

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel GMA 600

Pros & cons summary


Physical cores 2 1
Power consumption (TDP) 65 Watt 4 Watt

Pentium E5300 has 100% more physical cores.

Atom E665C, on the other hand, has 1525% lower power consumption.

We couldn't decide between Pentium E5300 and Atom E665C. We've got no test results to judge.

Note that Pentium E5300 is a desktop processor while Atom E665C is a notebook one.


Should you still have questions on choice between Pentium E5300 and Atom E665C, ask them in Comments section, and we shall answer.

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Intel Pentium E5300
Pentium E5300
Intel Atom E665C
Atom E665C

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Community ratings

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Questions & comments

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