FX-4320 vs i5-6600K

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Aggregate performance score

Core i5-6600K
2015
4 cores / 4 threads, 91 Watt
3.98
+101%
FX-4320
2012
4 cores / 4 threads, 95 Watt
1.98

Core i5-6600K outperforms FX-4320 by a whopping 101% based on our aggregate benchmark results.

Primary details

Comparing Core i5-6600K and FX-4320 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking14331940
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.83no data
Market segmentDesktop processorDesktop processor
SeriesIntel Core i5 (Desktop)no data
Power efficiency4.141.97
Architecture codenameSkylake (2015−2016)Vishera (2012−2015)
Release date5 August 2015 (9 years ago)23 October 2012 (12 years ago)
Launch price (MSRP)$242no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i5-6600K and FX-4320 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)4 (Quad-Core)
Threads44
Base clock speed3.5 GHz4 GHz
Boost clock speed3.9 GHz4.1 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/sno data
Multiplier35no data
L1 cache64 KB (per core)192 KB
L2 cache256 KB (per core)4096 KB
L3 cache6 MB (shared)4096 KB
Chip lithography14 nm32 nm
Die size122 mm2315 mm2
Maximum core temperatureno data71 °C
Maximum case temperature (TCase)64 °Cno data
Number of transistorsno data1,200 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier+-

Compatibility

Information on Core i5-6600K and FX-4320 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
SocketFCLGA1151AM3+
Power consumption (TDP)91 Watt95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-6600K and FX-4320. 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++
vPro+no data
Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology2.0no data
Hyper-Threading Technology-no data
TSX+-
Idle States+no data
Thermal Monitoring+-

Security technologies

Core i5-6600K and FX-4320 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 i5-6600K and FX-4320 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-6600K and FX-4320. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3, DDR4DDR3-1866
Maximum memory size64 GBno data
Max memory channels2no data
Maximum memory bandwidth34.134 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel HD Graphics 530On certain motherboards (Chipset feature)
Max video memory64 GBno data
Quick Sync Video+-
Clear Video+no data
Clear Video HD+no data
Graphics max frequency1.15 GHzno data
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i5-6600K and FX-4320 integrated GPUs.

Number of displays supported3no data
eDP+no data
DisplayPort+-
HDMI+-
DVI+no data

Graphics image quality

Maximum display resolutions supported by Core i5-6600K and FX-4320 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
Max resolution over VGAN/Ano data

Graphics API support

APIs supported by Core i5-6600K and FX-4320 integrated GPUs, sometimes API versions are included.

DirectX12no data
OpenGL4.5no data

Peripherals

Specifications and connection of peripherals supported by Core i5-6600K and FX-4320.

PCIe version3.0Not Listed
PCI Express lanes16no data

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.

i5-6600K 3.98
+101%
FX-4320 1.98

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.

i5-6600K 6321
+101%
FX-4320 3150

Gaming performance

Pros & cons summary


Performance score 3.98 1.98
Recency 5 August 2015 23 October 2012
Chip lithography 14 nm 32 nm
Power consumption (TDP) 91 Watt 95 Watt

i5-6600K has a 101% higher aggregate performance score, an age advantage of 2 years, a 128.6% more advanced lithography process, and 4.4% lower power consumption.

The Core i5-6600K is our recommended choice as it beats the FX-4320 in performance tests.


Should you still have questions on choice between Core i5-6600K and FX-4320, ask them in Comments section, and we shall answer.

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Intel Core i5-6600K
Core i5-6600K
AMD FX-4320
FX-4320

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Community ratings

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Questions & comments

Here you can ask a question about Core i5-6600K or FX-4320, agree or disagree with our judgements, or report an error or mismatch.