FX-8320 vs i5-8600K

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Aggregate performance score

Core i5-8600K
2017
6 cores / 6 threads, 95 Watt
6.42
+87.2%
FX-8320
2012
8 cores / 8 threads, 125 Watt
3.43

Core i5-8600K outperforms FX-8320 by an impressive 87% based on our aggregate benchmark results.

Primary details

Comparing Core i5-8600K and FX-8320 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking10611560
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation4.08no data
Market segmentDesktop processorDesktop processor
SeriesIntel Core i5no data
Power efficiency6.402.60
Architecture codenameCoffee Lake-S (2017−2018)Vishera (2012−2015)
Release date5 October 2017 (7 years ago)23 October 2012 (12 years ago)
Launch price (MSRP)$257no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i5-8600K and FX-8320 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 cores6 (Hexa-Core)8 (Octa-Core)
Threads68
Base clock speed3.6 GHz3.5 GHz
Boost clock speed4.3 GHz4 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/sno data
Multiplier36no data
L1 cache64K (per core)no data
L2 cache256K (per core)8192 KB
L3 cache9 MB (shared)no data
Chip lithography14 nm32 nm
Die size149 mm2315 mm2
Maximum core temperature100 °C61 °C
Maximum case temperature (TCase)72 °Cno data
Number of transistorsno data1,200 million
64 bit support++
Windows 11 compatibility+-
Unlocked multiplier++
P0 Vcore voltageno dataMin: 1.2 V - Max: 1.4 V

Compatibility

Information on Core i5-8600K and FX-8320 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)95 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-8600K and FX-8320. 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+-
SIPP+-

Security technologies

Core i5-8600K and FX-8320 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 i5-8600K and FX-8320 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 i5-8600K and FX-8320. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3, DDR4DDR3
Maximum memory size128 GBno data
Max memory channels2no data
Maximum memory bandwidth42.671 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel UHD Graphics 630no data
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 i5-8600K and FX-8320 integrated GPUs.

Number of displays supported3no data

Graphics image quality

Maximum display resolutions supported by Core i5-8600K and FX-8320 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 i5-8600K and FX-8320 integrated GPUs, sometimes API versions are included.

DirectX12no data
OpenGL4.5no data

Peripherals

Specifications and connection of peripherals supported by Core i5-8600K and FX-8320.

PCIe version3.0n/a
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.

i5-8600K 6.42
+87.2%
FX-8320 3.43

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.

i5-8600K 10196
+87.3%
FX-8320 5445

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.

i5-8600K 1580
+243%
FX-8320 460

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.

i5-8600K 5724
+216%
FX-8320 1812

Gaming performance

Pros & cons summary


Performance score 6.42 3.43
Recency 5 October 2017 23 October 2012
Physical cores 6 8
Threads 6 8
Chip lithography 14 nm 32 nm
Power consumption (TDP) 95 Watt 125 Watt

i5-8600K has a 87.2% higher aggregate performance score, an age advantage of 4 years, a 128.6% more advanced lithography process, and 31.6% lower power consumption.

FX-8320, on the other hand, has 33.3% more physical cores and 33.3% more threads.

The Core i5-8600K is our recommended choice as it beats the FX-8320 in performance tests.


Should you still have questions on choice between Core i5-8600K and FX-8320, ask them in Comments section, and we shall answer.

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Intel Core i5-8600K
Core i5-8600K
AMD FX-8320
FX-8320

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Community ratings

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Questions & comments

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