Pentium D 840 EE vs Celeron M 390

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Primary details

Comparing Celeron M 390 and Pentium D 840 EE processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking3258not rated
Place by popularitynot in top-100not in top-100
Market segmentLaptopDesktop processor
SeriesCeleron Mno data
Power efficiency0.81no data
Architecture codenameDothan (2004−2005)Smithfield (2005)
Release dateno dataMay 2005 (19 years ago)

Detailed specifications

Celeron M 390 and Pentium D 840 EE 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 cores1 (Single-Core)2 (Dual-core)
Threads14
Base clock speed1.7 GHzno data
Boost clock speed1.7 GHz3.2 GHz
Bus rate400 MHzno data
L1 cacheno data28 KB
L2 cacheno data2 MB
L3 cache1 MB L2 KB0 KB
Chip lithography90 nm90 nm
Die sizeno data206 mm2
Maximum core temperature100 °Cno data
Number of transistorsno data169 million
64 bit support-+
Windows 11 compatibility--
VID voltage range1.004V-1.292Vno data

Compatibility

Information on Celeron M 390 and Pentium D 840 EE 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 configurationno data2
SocketPPGA478, H-PBGA479775
Power consumption (TDP)21 Watt130 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron M 390 and Pentium D 840 EE. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)-+
Turbo Boost Technology-no data
Hyper-Threading Technology-no data
Idle States-no data
Demand Based Switching-no data
PAE32 Bitno data
FSB parity-no data

Security technologies

Celeron M 390 and Pentium D 840 EE 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 Celeron M 390 and Pentium D 840 EE are enumerated here.

VT-x-no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron M 390 and Pentium D 840 EE. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR1, DDR2, DDR3

Pros & cons summary


Physical cores 1 2
Threads 1 4
Power consumption (TDP) 21 Watt 130 Watt

Celeron M 390 has 519% lower power consumption.

Pentium D 840 EE, on the other hand, has 100% more physical cores and 300% more threads.

We couldn't decide between Celeron M 390 and Pentium D 840 EE. We've got no test results to judge.

Be aware that Celeron M 390 is a notebook processor while Pentium D 840 EE is a desktop one.


Should you still have questions on choice between Celeron M 390 and Pentium D 840 EE, ask them in Comments section, and we shall answer.

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Intel Celeron M 390
Celeron M 390
Intel Pentium D 840 EE
Pentium D 840 EE

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Community ratings

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Questions & comments

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