Pentium N3540 vs Pentium D 945

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Primary details

Comparing Pentium D 945 and Pentium N3540 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated2645
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
Seriesno dataIntel Pentium
Power efficiencyno data9.59
Architecture codenamePresler (2005−2007)Bay Trail-M (2013−2014)
Release date23 July 2006 (18 years ago)22 May 2014 (10 years ago)
Launch price (MSRP)$163$251

Detailed specifications

Pentium D 945 and Pentium N3540 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)4 (Quad-Core)
Threads24
Base clock speed3.4 GHz2.16 GHz
Boost clock speed3.4 GHz2.66 GHz
L1 cache16 KB (per core)224 KB
L2 cache2 MB (per die)2 MB
L3 cache0 KB2 MB L2 Cache
Chip lithography65 nm22 nm
Die size2x 81 mm2no data
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)63 °Cno data
Number of transistors376 millionno data
64 bit support++
Windows 11 compatibility--
VID voltage range1.2V-1.3375Vno data

Compatibility

Information on Pentium D 945 and Pentium N3540 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
SocketLGA775,PLGA775FCBGA1170
Power consumption (TDP)95 Watt7.5 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium D 945 and Pentium N3540. You'll probably need this information if you require some particular technology.

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

Security technologies

Pentium D 945 and Pentium N3540 technologies aimed at improving security, for example, by protecting against hacks.

TXT-no data
EDB++
Secure Keyno data+
Anti-Theftno data-

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium D 945 and Pentium N3540 are enumerated here.

VT-d--
VT-x-+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium D 945 and Pentium N3540. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1, DDR2, DDR3DDR3L-1333
Maximum memory sizeno data8 GB
Max memory channelsno data2
Maximum memory bandwidthno data21.32 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardOn certain motherboards (Chipset feature)Intel® HD Graphics for Intel Atom® Processor Z3700 Series
Quick Sync Video-+
Graphics max frequencyno data896 MHz

Graphics interfaces

Available interfaces and connections of Pentium D 945 and Pentium N3540 integrated GPUs.

Number of displays supportedno data2

Graphics API support

APIs supported by Pentium D 945 and Pentium N3540 integrated GPUs, sometimes API versions are included.

DirectXno data11.2

Peripherals

Specifications and connection of peripherals supported by Pentium D 945 and Pentium N3540.

PCIe versionno data2.0
PCI Express lanesno data4
USB revisionno data3.0 and 2.0
Total number of SATA portsno data2
Number of USB portsno data5

Pros & cons summary


Recency 23 July 2006 22 May 2014
Physical cores 2 4
Threads 2 4
Chip lithography 65 nm 22 nm
Power consumption (TDP) 95 Watt 7 Watt

Pentium N3540 has an age advantage of 7 years, 100% more physical cores and 100% more threads, a 195.5% more advanced lithography process, and 1257.1% lower power consumption.

We couldn't decide between Pentium D 945 and Pentium N3540. We've got no test results to judge.

Note that Pentium D 945 is a desktop processor while Pentium N3540 is a notebook one.


Should you still have questions on choice between Pentium D 945 and Pentium N3540, ask them in Comments section, and we shall answer.

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Intel Pentium D 945
Pentium D 945
Intel Pentium N3540
Pentium N3540

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Community ratings

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3.5 229 votes

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