Pentium N3540 vs Pentium 3825U

VS

Aggregate performance score

Pentium 3825U
2015
2 cores / 4 threads, 15 Watt
0.88
+15.8%
Pentium N3540
2014
4 cores / 4 threads, 7 Watt
0.76

Pentium 3825U outperforms Pentium N3540 by a moderate 16% based on our aggregate benchmark results.

Primary details

Comparing Pentium 3825U and Pentium N3540 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking25632662
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel PentiumIntel Pentium
Power efficiency5.559.59
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 3825U 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)
Threads44
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 3825U 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 3825U and Pentium N3540. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2no data
AES-NI+-
AVX+-
Enhanced SpeedStep (EIST)++
Turbo Boost Technology--
Hyper-Threading Technology+-
Idle Statesno data+
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 3825U 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 3825U 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 3825U 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 frequency850 MHz896 MHz
InTru 3D+-

Graphics interfaces

Available interfaces and connections of Pentium 3825U and Pentium N3540 integrated GPUs.

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

Graphics API support

APIs supported by Pentium 3825U and Pentium N3540 integrated GPUs, sometimes API versions are included.

DirectX11.2/1211.2

Peripherals

Specifications and connection of peripherals supported by Pentium 3825U 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 3825U 0.88
+15.8%
Pentium N3540 0.76

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 3825U 1399
+16.5%
Pentium N3540 1201

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 3825U 338
+76%
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 3825U 686
+25%
Pentium N3540 549

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

Pentium 3825U 2951
+116%
Pentium N3540 1364

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

Pentium 3825U 6537
+37.6%
Pentium N3540 4752

wPrime 32

wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.

Pentium 3825U 25.41
Pentium N3540 21.92
+15.9%

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 3825U 2
+12.1%
Pentium N3540 2

Cinebench 15 64-bit multi-core

Cinebench Release 15 Multi Core is a variant of Cinebench R15 which uses all the processor threads.

Pentium 3825U 190
+21.4%
Pentium N3540 157

Cinebench 15 64-bit single-core

Cinebench R15 (standing for Release 15) is a benchmark made by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version (sometimes called Single-Thread) only uses a single processor thread to render a room full of reflective spheres and light sources.

Pentium 3825U 77
+83.3%
Pentium N3540 42

Cinebench 11.5 64-bit single-core

Cinebench R11.5 is an old benchmark by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version loads a single thread with ray tracing to render a glossy room full of crystal spheres and light sources.

Pentium 3825U 0.9
+80%
Pentium N3540 0.5

TrueCrypt AES

TrueCrypt is a discontinued piece of software that was widely used for on-the-fly-encryption of disk partitions, now superseded by VeraCrypt. It contains several embedded performance tests, one of them being TrueCrypt AES, which measures data encryption speed using AES algorithm. Result is encryption speed in gigabytes per second.

Pentium 3825U 0.2
Pentium N3540 0.3
+38.1%

WinRAR 4.0

WinRAR 4.0 is an outdated version of a popular file archiver. It contains an internal speed test, using 'Best' setting of RAR compression on large chunks of randomly generated data. Its results are measured in kilobytes per second.

Pentium 3825U 1782
+47.3%
Pentium N3540 1210

x264 encoding pass 2

x264 Pass 2 is a slower variant of x264 video compression that produces a variable bit rate output file, which results in better quality since the higher bit rate is used when it is needed more. Benchmark result is still measured in frames per second.  

Pentium 3825U 12
+7.5%
Pentium N3540 11

x264 encoding pass 1

x264 version 4.0 is a video encoding benchmark uses MPEG 4 x264 compression method to compress a sample HD (720p) video. Pass 1 is a faster variant that produces a constant bit rate output file. Its result is measured in frames per second, which means how many frames of the source video file were encoded per second.  

Pentium 3825U 63
+15.1%
Pentium N3540 54

Geekbench 3 32-bit multi-core

Pentium 3825U 3540
+8.8%
Pentium N3540 3254

Geekbench 3 32-bit single-core

Pentium 3825U 1602
+62.1%
Pentium N3540 988

Geekbench 2

Pentium 3825U 3998
+14.6%
Pentium N3540 3490

Gaming performance

Pros & cons summary


Performance score 0.88 0.76
Recency 1 March 2015 22 May 2014
Physical cores 2 4
Chip lithography 14 nm 22 nm
Power consumption (TDP) 15 Watt 7 Watt

Pentium 3825U has a 15.8% higher aggregate performance score, an age advantage of 9 months, and a 57.1% more advanced lithography process.

Pentium N3540, on the other hand, has 100% more physical cores, and 114.3% lower power consumption.

The Pentium 3825U is our recommended choice as it beats the Pentium N3540 in performance tests.


Should you still have questions on choice between Pentium 3825U and Pentium N3540, ask them in Comments section, and we shall answer.

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Intel Pentium 3825U
Pentium 3825U
Intel Pentium N3540
Pentium N3540

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Community ratings

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