A6-7400K vs i5-7400

VS

Aggregate performance score

Core i5-7400
2017
4 cores / 4 threads, 65 Watt
3.45
+235%
A6-7400K
2014
2 cores / 2 threads, 65 Watt
1.03

Core i5-7400 outperforms A6-7400K by a whopping 235% based on our aggregate benchmark results.

Primary details

Comparing Core i5-7400 and A6-7400K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking15572453
Place by popularity48not in top-100
Cost-effectiveness evaluation0.87no data
Market segmentDesktop processorDesktop processor
SeriesIntel Core i5no data
Power efficiency5.021.50
Architecture codenameKaby Lake (2016−2019)Kaveri (2014−2015)
Release date3 January 2017 (7 years ago)31 July 2014 (10 years ago)
Launch price (MSRP)$182no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i5-7400 and A6-7400K 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 cores4 (Quad-Core)2 (Dual-core)
Threads42
Base clock speed3 GHz3.5 GHz
Boost clock speed3.5 GHz3.9 GHz
Bus typeDMI 3.0no data
Bus rate8 GT/sno data
Multiplier30no data
L1 cache64K (per core)128 KB
L2 cache256K (per core)1024 KB
L3 cache6 MB (shared)no data
Chip lithography14 nm28 nm
Die sizeno data245 mm2
Maximum core temperature100 °C70 °C
Maximum case temperature (TCase)72 °C72 °C
Number of transistorsno data2,411 million
64 bit support++
Windows 11 compatibility-no data
Unlocked multiplier-+

Compatibility

Information on Core i5-7400 and A6-7400K 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 configuration1 (Uniprocessor)1
SocketFCLGA1151FM2+
Power consumption (TDP)65 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-7400 and A6-7400K. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2no data
AES-NI++
FMA-+
AVX++
FRTC-+
FreeSync-+
TrueAudio-+
PowerNow-+
PowerGating-+
Out-of-band client management-+
VirusProtect-+
HSA-+
Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology2.0no data
Hyper-Threading Technology-no data
Idle States+no data
Thermal Monitoring+-

Security technologies

Core i5-7400 and A6-7400K technologies aimed at improving security, for example, by protecting against hacks.

TXT-no data
EDB+no data
Secure Key+no data
MPX+-
Identity Protection+-
SGXYes with Intel® MEno data
OS Guard+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-7400 and A6-7400K are enumerated here.

AMD-V-+
VT-d+no data
VT-x+no data
EPT+no data
IOMMU 2.0-+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-7400 and A6-7400K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR3-1866
Maximum memory size64 GBno data
Max memory channels22
Maximum memory bandwidth38.397 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel HD Graphics 630AMD Radeon R5 Graphics
iGPU core countno data4
จำนวนพาธไลน์no data256
Max video memory64 GBno data
Quick Sync Video+-
Clear Video+no data
Clear Video HD+no data
Enduro-+
Switchable graphics-+
UVD-+
VCE-+
Graphics max frequency1 GHzno data
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i5-7400 and A6-7400K integrated GPUs.

Number of displays supported3no data
DisplayPort-+
HDMI-+

Graphics image quality

Maximum display resolutions supported by Core i5-7400 and A6-7400K integrated GPUs, including resolutions over different interfaces.

4K resolution support+no data
Max resolution over HDMI 1.44096x2304@24Hzno data
Max resolution over eDP4096x2304@60Hzno data
Max resolution over DisplayPort4096x2304@60Hzno data

Graphics API support

APIs supported by Core i5-7400 and A6-7400K integrated GPUs, sometimes API versions are included.

DirectX12DirectX® 12
OpenGL4.5no data
Vulkan-+

Peripherals

Specifications and connection of peripherals supported by Core i5-7400 and A6-7400K.

PCIe version3.03.0
PCI Express lanes1616

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.

i5-7400 3.45
+235%
A6-7400K 1.03

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.

i5-7400 5475
+234%
A6-7400K 1640

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.

i5-7400 1193
+200%
A6-7400K 398

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.

i5-7400 3280
+486%
A6-7400K 560

Gaming performance

Pros & cons summary


Performance score 3.45 1.03
Recency 3 January 2017 31 July 2014
Physical cores 4 2
Threads 4 2
Chip lithography 14 nm 28 nm

i5-7400 has a 235% higher aggregate performance score, an age advantage of 2 years, 100% more physical cores and 100% more threads, and a 100% more advanced lithography process.

The Core i5-7400 is our recommended choice as it beats the A6-7400K in performance tests.


Should you still have questions on choice between Core i5-7400 and A6-7400K, ask them in Comments section, and we shall answer.

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Intel Core i5-7400
Core i5-7400
AMD A6-7400K
A6-7400K

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Community ratings

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Questions & comments

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