Pentium N3540 vs Pentium 3805U

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Aggregate performance score

Pentium 3805U
2015
2 cores / 2 threads, 15 Watt
0.74
Pentium N3540
2014
4 cores / 4 threads, 7 Watt
0.76
+2.7%

Pentium N3540 outperforms Pentium 3805U by a minimal 3% based on our aggregate benchmark results.

Primary details

Comparing Pentium 3805U and Pentium N3540 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking26772660
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel PentiumIntel Pentium
Power efficiency4.679.59
Architecture codenameBroadwell-U (2015)Bay Trail-M (2013−2014)
Release date1 March 2015 (9 years ago)22 May 2014 (10 years ago)
Launch price (MSRP)$161$251

Detailed specifications

Pentium 3805U 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 speed1.9 GHz2.16 GHz
Boost clock speed1.9 GHz2.66 GHz
Bus rate5 GT/sno data
L1 cache64K (per core)224 KB
L2 cache256K (per core)2 MB
L3 cache2 MB (shared)2 MB L2 Cache
Chip lithography14 nm22 nm
Die size82 mm2no data
Maximum core temperature105 °C100 °C
Maximum case temperature (TCase)105 °Cno data
Number of transistors1300 Millionno data
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Pentium 3805U 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
SocketFCBGA1168FCBGA1170
Power consumption (TDP)15 Watt7.5 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium 3805U and Pentium N3540. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2no data
Enhanced SpeedStep (EIST)++
Turbo Boost Technology--
Hyper-Threading Technology--
Idle States++
Thermal Monitoring+-
Flex Memory Access+no data
Smart Response-no data
Smart Connectno data+
FDI+no data
Fast Memory Access+no data

Security technologies

Pentium 3805U and Pentium N3540 technologies aimed at improving security, for example, by protecting against hacks.

TXT-no data
EDB++
Secure Key++
Identity Protection+-
OS Guard-no data
Anti-Theftno data-

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium 3805U and Pentium N3540 are enumerated here.

AMD-V+-
VT-d+-
VT-x++
EPT+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium 3805U and Pentium N3540. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR3L-1333
Maximum memory size16 GB8 GB
Max memory channels22
Maximum memory bandwidth25.6 GB/s21.32 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel HD Graphics for 5th Generation Intel ProcessorsIntel HD Graphics for Intel Atom Processor Z3700 Series
Quick Sync Video++
Clear Video+no data
Clear Video HD--
Graphics max frequency800 MHz896 MHz
InTru 3D+-

Graphics interfaces

Available interfaces and connections of Pentium 3805U and Pentium N3540 integrated GPUs.

Number of displays supported32
eDP+no data
DisplayPort+-
HDMI+-

Graphics API support

APIs supported by Pentium 3805U and Pentium N3540 integrated GPUs, sometimes API versions are included.

DirectX11.2/1211.2

Peripherals

Specifications and connection of peripherals supported by Pentium 3805U and Pentium N3540.

PCIe version2.02.0
PCI Express lanes124
USB revisionno data3.0 and 2.0
Total number of SATA portsno data2
Number of USB portsno data5

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Pentium 3805U 0.74
Pentium N3540 0.76
+2.7%

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Pentium 3805U 1178
Pentium N3540 1201
+2%

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Pentium 3805U 307
+59.9%
Pentium N3540 192

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Pentium 3805U 584
+6.4%
Pentium N3540 549

Cinebench 11.5 64-bit multi-core

Cinebench Release 11.5 Multi Core is a variant of Cinebench R11.5 which uses all the processor threads. A maximum of 64 threads is supported in this version.

Pentium 3805U 2
Pentium N3540 2
+7.3%

Gaming performance

Pros & cons summary


Performance score 0.74 0.76
Recency 1 March 2015 22 May 2014
Physical cores 2 4
Threads 2 4
Chip lithography 14 nm 22 nm
Power consumption (TDP) 15 Watt 7 Watt

Pentium 3805U has an age advantage of 9 months, and a 57.1% more advanced lithography process.

Pentium N3540, on the other hand, has a 2.7% higher aggregate performance score, 100% more physical cores and 100% more threads, and 114.3% lower power consumption.

Given the minimal performance differences, no clear winner can be declared between Pentium 3805U and Pentium N3540.


Should you still have questions on choice between Pentium 3805U and Pentium N3540, ask them in Comments section, and we shall answer.

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Intel Pentium 3805U
Pentium 3805U
Intel Pentium N3540
Pentium N3540

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Community ratings

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