Pentium 4405U vs A6-6400K

VS

Aggregate performance score

A6-6400K
2013
2 cores / 2 threads, 65 Watt
0.95
Pentium 4405U
2015
2 cores / 4 threads, 15 Watt
1.33
+40%

Pentium 4405U outperforms A6-6400K by a considerable 40% based on our aggregate benchmark results.

Primary details

Comparing A6-6400K and Pentium 4405U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking25192262
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
SeriesAMD A-Series (Desktop)Intel Pentium
Power efficiency1.388.39
Architecture codenameRichland (2013−2014)Skylake (2015−2016)
Release date1 June 2013 (11 years ago)1 September 2015 (9 years ago)
Launch price (MSRP)no data$161

Detailed specifications

A6-6400K and Pentium 4405U 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)2 (Dual-core)
Threads24
Base clock speed3.9 GHz2.1 GHz
Boost clock speed4.1 GHz2.1 GHz
Bus typeno dataOPI
Bus rateno data4 GT/s
Multiplierno data21
L1 cache96 KB128 KB
L2 cache1024 KB512 KB
L3 cache0 KB2 MB
Chip lithography32 nm14 nm
Die size246 mm298.57 mm2
Maximum core temperature70 °C100 °C
Maximum case temperature (TCase)70 °Cno data
Number of transistors1,178 million1750 Million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier+-

Compatibility

Information on A6-6400K and Pentium 4405U 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 (Uniprocessor)
SocketFM2FCBGA1356
Power consumption (TDP)65 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A6-6400K and Pentium 4405U. You'll probably need this information if you require some particular technology.

Instruction set extensionsMMX, SSE1-4a, AES, ABM, AVX, BMI1, AMD64, VT, EVP, Turbo Core 3.0Intel® SSE4.1, Intel® SSE4.2
AES-NI++
FMAFMA4-
AVX++
PowerNow+-
PowerGating+-
VirusProtect+-
Enhanced SpeedStep (EIST)no data+
My WiFino data+
Turbo Boost Technologyno data-
Hyper-Threading Technologyno data+
Idle Statesno data+
Thermal Monitoring-+
Flex Memory Accessno data+
Smart Responseno data+

Security technologies

A6-6400K and Pentium 4405U technologies aimed at improving security, for example, by protecting against hacks.

TXTno data-
EDBno data+
Secure Keyno data+
Identity Protection-+
SGXno dataYes with Intel® ME
OS Guardno data-

Virtualization technologies

Virtual machine speed-up technologies supported by A6-6400K and Pentium 4405U are enumerated here.

AMD-V++
VT-dno data+
VT-xno data+
EPTno data+
IOMMU 2.0+-

Memory specs

Types, maximum amount and channel quantity of RAM supported by A6-6400K and Pentium 4405U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3-1866DDR3, DDR4
Maximum memory sizeno data32 GB
Max memory channels22
Maximum memory bandwidthno data34.134 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
AMD Radeon HD 8470DIntel HD Graphics 510
จำนวนพาธไลน์192no data
Max video memoryno data32 GB
Quick Sync Video-+
Clear Videono data+
Clear Video HDno data+
Enduro+-
Switchable graphics+-
UVD+-
VCE+-
Graphics max frequencyno data950 MHz

Graphics interfaces

Available interfaces and connections of A6-6400K and Pentium 4405U integrated GPUs.

Number of displays supportedno data3
eDPno data+
DisplayPort++
HDMI++
DVIno data+

Graphics image quality

Maximum display resolutions supported by A6-6400K and Pentium 4405U integrated GPUs, including resolutions over different interfaces.

4K resolution supportno data+
Max resolution over HDMI 1.4no data4096x2304@24Hz
Max resolution over eDPno data4096x2304@60Hz
Max resolution over DisplayPortno data4096x2304@60Hz
Max resolution over VGAno dataN/A

Graphics API support

APIs supported by A6-6400K and Pentium 4405U integrated GPUs, sometimes API versions are included.

DirectXDirectX® 1112
OpenGLno data4.4

Peripherals

Specifications and connection of peripherals supported by A6-6400K and Pentium 4405U.

PCIe version2.02.0
PCI Express lanesno data10

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.

A6-6400K 0.95
Pentium 4405U 1.33
+40%

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.

A6-6400K 1502
Pentium 4405U 2107
+40.3%

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.

A6-6400K 410
Pentium 4405U 412
+0.5%

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.

A6-6400K 576
Pentium 4405U 844
+46.5%

Gaming performance

Pros & cons summary


Performance score 0.95 1.33
Integrated graphics card 0.97 1.61
Recency 1 June 2013 1 September 2015
Threads 2 4
Chip lithography 32 nm 14 nm
Power consumption (TDP) 65 Watt 15 Watt

Pentium 4405U has a 40% higher aggregate performance score, 66% faster integrated GPU, an age advantage of 2 years, 100% more threads, a 128.6% more advanced lithography process, and 333.3% lower power consumption.

The Pentium 4405U is our recommended choice as it beats the A6-6400K in performance tests.

Note that A6-6400K is a desktop processor while Pentium 4405U is a notebook one.


Should you still have questions on choice between A6-6400K and Pentium 4405U, ask them in Comments section, and we shall answer.

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AMD A6-6400K
A6-6400K
Intel Pentium 4405U
Pentium 4405U

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Community ratings

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