i5-8600K vs Ryzen 9 PRO 3900

VS

Aggregate performance score

Ryzen 9 PRO 3900
2019
12 cores / 24 threads, 65 Watt
19.90
+210%
Core i5-8600K
2017
6 cores / 6 threads, 95 Watt
6.42

Ryzen 9 PRO 3900 outperforms Core i5-8600K by a whopping 210% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 9 PRO 3900 and Core i5-8600K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2861062
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data4.07
Market segmentDesktop processorDesktop processor
SeriesAMD Ryzen 9Intel Core i5
Power efficiency28.976.40
Architecture codenameZen 2 (2017−2020)Coffee Lake-S (2017−2018)
Release date30 September 2019 (5 years ago)24 September 2017 (7 years ago)
Launch price (MSRP)no data$257

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Ryzen 9 PRO 3900 and Core i5-8600K 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 cores12 (Dodeca-Core)6 (Hexa-Core)
Threads246
Base clock speed3.1 GHz3.6 GHz
Boost clock speed4.3 GHz4.3 GHz
Bus typeno dataDMI 3.0
Bus rateno data4 × 8 GT/s
Multiplierno data36
L1 cache768 KB384 KB
L2 cache6 MB1.5 MB
L3 cache64 MB9 MB (shared)
Chip lithography7 nm, 12 nm14 nm
Die sizeno data149 mm2
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)no data72 °C
64 bit support++
Windows 11 compatibility++
Unlocked multiplier-+

Compatibility

Information on Ryzen 9 PRO 3900 and Core i5-8600K 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 (Uniprocessor)
SocketSocket AM4FCLGA1151
Power consumption (TDP)65 Watt95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 PRO 3900 and Core i5-8600K. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
AVX++
vProno data+
Enhanced SpeedStep (EIST)no data+
Turbo Boost Technologyno data2.0
Hyper-Threading Technologyno data+
TSX-+
Idle Statesno data+
Thermal Monitoring-+
SIPP-+
Precision Boost 2+no data

Security technologies

Ryzen 9 PRO 3900 and Core i5-8600K technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 9 PRO 3900 and Core i5-8600K are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 9 PRO 3900 and Core i5-8600K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-3200DDR3, DDR4
Maximum memory size128 GB128 GB
Max memory channels22
Maximum memory bandwidth51.196 GB/s42.671 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card-Intel UHD Graphics 630
Max video memory-64 GB
Quick Sync Video-+
Clear Video-+
Clear Video HD-+
Graphics max frequency-1.15 GHz
InTru 3D-+

Graphics interfaces

Available interfaces and connections of Ryzen 9 PRO 3900 and Core i5-8600K integrated GPUs.

Number of displays supported-3

Graphics image quality

Maximum display resolutions supported by Ryzen 9 PRO 3900 and Core i5-8600K integrated GPUs, including resolutions over different interfaces.

4K resolution support-+
Max resolution over HDMI 1.4-4096x2304@24Hz
Max resolution over eDP-4096x2304@60Hz
Max resolution over DisplayPort-4096x2304@60Hz

Graphics API support

APIs supported by Ryzen 9 PRO 3900 and Core i5-8600K integrated GPUs, sometimes API versions are included.

DirectX-12
OpenGL-4.5

Peripherals

Specifications and connection of peripherals supported by Ryzen 9 PRO 3900 and Core i5-8600K.

PCIe versionno data3.0
PCI Express lanesno data16

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.

Ryzen 9 PRO 3900 19.90
+210%
i5-8600K 6.42

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.

Ryzen 9 PRO 3900 31616
+210%
i5-8600K 10194

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.

Ryzen 9 PRO 3900 1680
+6.3%
i5-8600K 1580

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.

Ryzen 9 PRO 3900 9122
+59.3%
i5-8600K 5727

Gaming performance

Pros & cons summary


Performance score 19.90 6.42
Recency 30 September 2019 24 September 2017
Physical cores 12 6
Threads 24 6
Chip lithography 7 nm 14 nm
Power consumption (TDP) 65 Watt 95 Watt

Ryzen 9 PRO 3900 has a 210% higher aggregate performance score, an age advantage of 2 years, 100% more physical cores and 300% more threads, a 100% more advanced lithography process, and 46.2% lower power consumption.

The Ryzen 9 PRO 3900 is our recommended choice as it beats the Core i5-8600K in performance tests.


Should you still have questions on choice between Ryzen 9 PRO 3900 and Core i5-8600K, ask them in Comments section, and we shall answer.

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AMD Ryzen 9 PRO 3900
Ryzen 9 PRO 3900
Intel Core i5-8600K
Core i5-8600K

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Community ratings

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Questions & comments

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