i9-9900KF vs Ryzen 7 5800

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Aggregate performance score

Ryzen 7 5800
2020
8 cores / 16 threads, 65 Watt
16.22
+41.4%
Core i9-9900KF
2019
8 cores / 16 threads, 95 Watt
11.47

Ryzen 7 5800 outperforms Core i9-9900KF by a considerable 41% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 7 5800 and Core i9-9900KF processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking413688
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data8.44
Market segmentDesktop processorDesktop processor
SeriesAMD Ryzen 7Intel Core i9
Power efficiency23.6211.43
Architecture codenameVermeer (2020−2024)Coffee Lake-R (2018−2019)
Release date5 November 2020 (4 years ago)7 January 2019 (5 years ago)
Launch price (MSRP)no data$488

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Ryzen 7 5800 and Core i9-9900KF 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 cores8 (Octa-Core)8 (Octa-Core)
Threads1616
Base clock speed3.4 GHz3.6 GHz
Boost clock speed4.6 GHz5 GHz
Bus typeno dataDMI 3.0
Bus rateno data4 × 8 GT/s
Multiplier34no data
L1 cache512 KB512 KB
L2 cache4 MB2 MB
L3 cache32 MB16 MB (shared)
Chip lithography7 nm, 12 nm14 nm
Die size81 mm2no data
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)95 °C72 °C
Number of transistors4,150 millionno data
64 bit support++
Windows 11 compatibility++
Unlocked multiplier++

Compatibility

Information on Ryzen 7 5800 and Core i9-9900KF 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)
SocketAM4FCLGA1151
Power consumption (TDP)65 Watt95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 7 5800 and Core i9-9900KF. 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++
Enhanced SpeedStep (EIST)no data+
Turbo Boost Technologyno data2.0
Hyper-Threading Technologyno data+
TSX-+
Idle Statesno data+
Thermal Monitoring-+

Security technologies

Ryzen 7 5800 and Core i9-9900KF 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 7 5800 and Core i9-9900KF 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 7 5800 and Core i9-9900KF. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-3200DDR4-2666
Maximum memory size128 GB128 GB
Max memory channelsno data2
Maximum memory bandwidth51.196 GB/s42.671 GB/s

Peripherals

Specifications and connection of peripherals supported by Ryzen 7 5800 and Core i9-9900KF.

PCIe version4.03.0
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 7 5800 16.22
+41.4%
i9-9900KF 11.47

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 7 5800 25757
+41.4%
i9-9900KF 18221

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 7 5800 2082
+20.9%
i9-9900KF 1722

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 7 5800 8745
+7.6%
i9-9900KF 8126

Gaming performance

Pros & cons summary


Performance score 16.22 11.47
Recency 5 November 2020 7 January 2019
Chip lithography 7 nm 14 nm
Power consumption (TDP) 65 Watt 95 Watt

Ryzen 7 5800 has a 41.4% higher aggregate performance score, an age advantage of 1 year, a 100% more advanced lithography process, and 46.2% lower power consumption.

The Ryzen 7 5800 is our recommended choice as it beats the Core i9-9900KF in performance tests.


Should you still have questions on choice between Ryzen 7 5800 and Core i9-9900KF, ask them in Comments section, and we shall answer.

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AMD Ryzen 7 5800
Ryzen 7 5800
Intel Core i9-9900KF
Core i9-9900KF

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Community ratings

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Questions & comments

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