Core i9-10900K vs Ryzen 9 3900X: 80+ Game Benchmarks, Bottleneck, and Streaming Analysis

Core i9-10900K
RTX 2080 Ti
32GB 3600MHz
1440p ultra

Enthusiast Desktop processor released in 2020 with 10 cores and 20 threads. With base clock at 3.7GHz, max speed at 5.3GHz, and a 125W power rating. Core i9-10900K is based on the Comet Lake 14nm family and part of the Core i9 series.

Ryzen 9 3900X
RTX 2080 Ti
32GB 3600MHz
1440p ultra

Enthusiast Desktop processor released in 2019 with 12 cores and 24 threads. With base clock at 3.8GHz, max speed at 4.6GHz, and a 105W power rating. Ryzen 9 3900X is based on the Matisse 7nm family and part of the Ryzen 9 series.
Core i9-10900K
RTX 2080 Ti
32GB 3600MHz
1440p ultra
Ryzen 9 3900X
RTX 2080 Ti
32GB 3600MHz
1440p ultra
Category Desktop Desktop
Target enthusiast enthusiast
Socket Compatibility LGA1200 AM4
Integrated Graphics Intel UHD Graphics 630 None
Cooler Included No Yes
Overclock Potential 1 % 1 %
Year 2020 2019
GPU Year 2018 2018
Price 488 USD 420 USD
GPU Price 1299 USD 1299 USD
Number of Cores 10 Cores 12 Cores
Number of Threads 20 Threads 24 Threads
Core Frequency 3.7 GHz 3.8 GHz
Boost Frequency 5.3 GHz 4.6 GHz
Power Consumption 125 W 105 W
GPU Power Consumption 250 W 250 W
Price-Value Score 61.3 % 93.3 %
Speed Score 96 % 87 %
Productivity Score 91 % 95 %
Gaming Score 97 % 93 %
RAM Bottleneck 0 % 0 %
RAM Speed Bottleneck 2 % 2 %
Max 1080p Bottleneck 1.3 % 13.5 %
Max 1440p Bottleneck 0.7 % 6.7 %
Max 4K Bottleneck 0.3 % 3.4 %
GPU Average 1080p FPS 175.3 FPS 160.3 FPS
GPU Average 1440p FPS 128.8 FPS 123.1 FPS
GPU Average 4K FPS 75.9 FPS 74.2 FPS

The Ryzen 9 3900X has 12 cores, while the Core i9-10900K has 10. Having a higher number of cores improves running multiple applications and heavily multi-threaded tasks. Having an excellent base clock speed of 3.8GHz helps the Ryzen 9 3900X achieve better performance in most applications. The Core i9-10900K comes with an excellent boost clock speed for gaming and single-thread tasks. Ryzen 9 3900X consumes less power at 105W. With an efficient 7nm manufacturing process, the Ryzen 9 3900X has better thermals. The Core i9-10900K is relatively newer.

Core i9-10900K vs Ryzen 9 3900X Specifications

The Intel Core i9-10900K is a Desktop processor with 10 cores, launched in 2020. It is part of the Core i9 lineup, using the Comet Lake architecture with Socket LGA1200. The core-count is effectively doubled, to 20 threads. Core i9-10900K has 20.00MB of L3 cache and operates at 3.7 GHz by default, but can boost up to 5.3 GHz, depending on the workload. Intel is building the Core i9-10900K on a 14 nm production process. You may freely adjust the unlocked multiplier on Core i9-10900K, which simplifies overclocking greatly, as you can dial in any overclocking frequency up to 5.4GHz. With a TDP of 125 W, the Core i9-10900K consumes a lot of power, so good cooling is definitely needed. Intel's processor supports DDR4 memory with a dual-channel interface. This processor features the (Intel UHD Graphics 630) integrated graphics solution. This processor can run on motherboards with the following chipsets: B460, H410, Z470, Z490.

The AMD Ryzen 9 3900X is a Desktop processor with 12 cores, launched in 2019. It is part of the Ryzen 9 lineup, using the Zen 2 architecture with Socket AM4. The core-count is effectively doubled, to 24 threads. Ryzen 9 3900X has 64MB of L3 cache and operates at 3.8 GHz by default, but can boost up to 4.6 GHz, depending on the workload. AMD is building the Ryzen 9 3900X on a 7 nm production process. You may freely adjust the unlocked multiplier on Ryzen 9 3900X, which simplifies overclocking greatly, as you can dial in any overclocking frequency up to 4.6GHz. With a TDP of 105 W, the Ryzen 9 3900X consumes a lot of power, so good cooling is definitely needed. AMD's processor supports DDR4 memory with a dual-channel interface. It is worth noting that this processor does not have integrated graphics. This processor can run on motherboards with the following chipsets: A320, B350, B450, X370, X470, X570.

Core i9-10900K vs Ryzen 9 3900X General

Core i9-10900K Ryzen 9 3900X
Architecture Comet Lake Zen 2
Market price $ 488 $ 440
Release date Q2/2020 7 July 2019

Core i9-10900K vs Ryzen 9 3900X Performance

Core i9-10900K Ryzen 9 3900X
CPU Cores 10 12
CPU Threads 20 24
Frequency 3.70 GHz 3.80 GHz
Hyperthreading Yes Yes
L3-Cache 20.00 MB 64.00 MB
TDP 125 W 105 W
TDP down 95 W --
TDP up -- --
Turbo (1 Core) 5.30 GHz 4.60 GHz
Turbo (10 Cores) 4.90 GHz -

Core i9-10900K vs Ryzen 9 3900X Memory Specifications

Core i9-10900K Ryzen 9 3900X
ECC No Yes
Memory channels 2 2
Memory type DDR4-2933 DDR4-3200
Max. Memory 128 GB 128 GB

Core i9-10900K vs Ryzen 9 3900X Technical Specs

Core i9-10900K Ryzen 9 3900X
Overclocking Yes Yes
Technology 14 nm 7 nm
Tjunction max. 100 °C 95 °C

Core i9-10900K vs Ryzen 9 3900X Integrated Graphics

Core i9-10900K Ryzen 9 3900X
DirectX Version 12.0
Execution units 24
GPU (Turbo) 1.20 GHz No turbo
GPU frequency 0.35 GHz
Generation 10.5
Max. displays 3 0

Core i9-10900K vs Ryzen 9 3900X Compatibility

Core i9-10900K Ryzen 9 3900X
PCIe lanes 16 20
PCIe version 3.0 4.0
Socket LGA 1200 AM4

Core i9-10900K vs Ryzen 9 3900X Technologies and Extensions

Core i9-10900K Ryzen 9 3900X
AES-NI Yes +

Core i9-10900K vs Ryzen 9 3900X Virtualization Technologies

Core i9-10900K Ryzen 9 3900X
Virtualization VT-x, VT-x EPT, VT-d AMD-V, SEV

Bottleneck Analysis

Core i9-10900K vs Ryzen 9 3900X: 80+ Game Benchmarks, Bottleneck, and Streaming Analysis based on the benchmark of 6 games:

CPU GPU RAM Resolution Quality Settings Average Bottleneck (Lower is better)
Intel Core i9-10900K NVIDIA GeForce RTX 2080 Ti 32GB DDR4 3600MHz 1440p ultra 2.1%
AMD Ryzen 9 3900X NVIDIA GeForce RTX 2080 Ti 32GB DDR4 3600MHz 1440p ultra 5.7%

Grand Theft Auto V

Core i9-10900K vs Ryzen 9 3900X Grand Theft Auto V
Core i9-10900K vs Ryzen 9 3900X Grand Theft Auto V Stuttering and Bottleneck Analysis

Shadow of the Tomb Raider

Core i9-10900K vs Ryzen 9 3900X Shadow of the Tomb Raider
Core i9-10900K vs Ryzen 9 3900X Shadow of the Tomb Raider Stuttering and Bottleneck Analysis

PlayerUnknown's Battlegrounds

Core i9-10900K vs Ryzen 9 3900X PlayerUnknown's Battlegrounds
Core i9-10900K vs Ryzen 9 3900X PlayerUnknown's Battlegrounds Stuttering and Bottleneck Analysis

Forza Horizon 4

Core i9-10900K vs Ryzen 9 3900X Forza Horizon 4
Core i9-10900K vs Ryzen 9 3900X Forza Horizon 4 Stuttering and Bottleneck Analysis

Apex Legends

Core i9-10900K vs Ryzen 9 3900X Apex Legends
Core i9-10900K vs Ryzen 9 3900X Apex Legends Stuttering and Bottleneck Analysis

Battlefield V

Core i9-10900K vs Ryzen 9 3900X Battlefield V
Core i9-10900K vs Ryzen 9 3900X Battlefield V Stuttering and Bottleneck Analysis

Core i9-10900K vs Ryzen 9 3900X Streaming Analysis

Performance depends entirely on what game you plan to stream.

Streaming Summary of Core i9-10900K, Ryzen 9 3900X based on the benchmark of 9 games:

CPU GPU RAM Resolution Quality Settings Average Bottleneck (Lower is better)
Intel Core i9-10900K NVIDIA GeForce RTX 2080 Ti 32GB DDR4 3600MHz 1440p ultra 41.9%
AMD Ryzen 9 3900X NVIDIA GeForce RTX 2080 Ti 32GB DDR4 3600MHz 1440p ultra 38.6%

Destiny 2

Core i9-10900K vs Ryzen 9 3900X Streaming Performance

PlayerUnknown's Battlegrounds

Core i9-10900K vs Ryzen 9 3900X Streaming Performance

Fortnite Battle Royale

Core i9-10900K vs Ryzen 9 3900X Streaming Performance

Overwatch

Core i9-10900K vs Ryzen 9 3900X Streaming Performance

Counter-Strike: Global Offensive

Core i9-10900K vs Ryzen 9 3900X Streaming Performance

Apex Legends

Core i9-10900K vs Ryzen 9 3900X Streaming Performance

Rainbow Six Siege

Core i9-10900K vs Ryzen 9 3900X Streaming Performance

Call of Duty Modern Warfare

Core i9-10900K vs Ryzen 9 3900X Streaming Performance

Battlefield V

Core i9-10900K vs Ryzen 9 3900X Streaming Performance

Core i9-10900K vs Ryzen 9 3900X: 80+ Gaming Benchmarks

CPU GPU RAM Resolution Quality Settings 80+ Game Average FPS Average FPS Relative Performance 80+ Game Average Low 1% FPS Low 1% FPS Relative Performance
Intel Core i9-10900K NVIDIA GeForce RTX 2080 Ti 32GB DDR4 3600MHz 1440p ultra 182.5 FPS 100 % 154.1 FPS 100 %
AMD Ryzen 9 3900X NVIDIA GeForce RTX 2080 Ti 32GB DDR4 3600MHz 1440p ultra 177.4 FPS 97.2 % 150.9 FPS 97.9 %

Average FPS

Core i9-10900K vs Ryzen 9 3900X 80+ Game Benchmark Average FPS

Low 1% FPS

Core i9-10900K vs Ryzen 9 3900X 80+ Game Benchmark - Low 1% FPS
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Critics Reviews

The Core i9-10900K's ten cores and 20 threads operate at a 3.7 GHz base frequency when all cores are loaded, but that can improve to 4.8 GHz via the normal Turbo Boost, and up to 4.9 GHz via Intel ...
The Core i9-10900K does bring a few changes. Intel officials said the chip uses a thinner die and thinner solder thermal interface material (STIM) to improve thermal dissipation.
The Core i9-10900K is a 10-core, 20-thread processor sporting a base frequency of 3.7 GHz and a single core turbo of 5.3 GHz using Intel’s new Thermal Velocity Boost. When compared to its ...
For your delight and delectation, I present to you the Intel Core i9 10900K. This is the top desktop CPU in the 10th Gen Intel Comet Lake lineup and represents the first time the company has ...
The Intel Core i9-10900K comes at a time when Intel has gone from its position as the de facto desktop CPU leader to the underdog. Thanks to processors from its direct rival, like the AMD Ryzen 9 ...
The Core i9-10900K costs a hefty £530, and the price of the CPU isn’t the only cost involved here. For starters, Comet Lake has a new socket – it’s called LGA 1200. That means a new chipset ...
The Core i9-10900K is the tip of Intel's spear in its newest 10th Generation Core ("Comet Lake-S") lineup of desktop CPUs.As a top-of-the-line 10-core processor (the estimated selling price is ...
The Core i9-10900K is a beast of a gaming CPU; it’s also rapid in content creation, closely following the Ryzen 9 3900X in many tests, despite having fewer cores. AMD’s 3rd-gen Ryzen CPUs offer better value when it comes to content creation, but they lack the all-round chart-topping gaming performance of the Core i9-10900K.
For the case of the Core i9 parts, Intel’s Thermal Velocity Boost (TVB) limits for the i9-10900K are 5.3 GHz single core, 4.9 GHz all-core, and after the turbo budget is used, the CPU will ...
The Ryzen 9 3900X's base clock is actually 100MHz lower than the Ryzen 7 2700X's, for example. (The 2700X was the highest-end AM4 chip before the current generation rolled out.)
The Ryzen 9 3900XT is a great chip, but it doesn't make much sense compared to the 3900X, which can be picked up for a lot less and performs almost as well. The AMD Ryzen 9 3900X was released ...
The Ryzen 9 3900XT is a 12-core, 24-thread desktop CPU with a base clock of 3.8GHz and a maximum boost clock of 4.7GHz (up from 4.6GHz in the original Ryzen 9 3900X), 6MB of L2 cache and 64MB of L3.
El Ryzen 9 3900X con sus 12 cores y 24 threats doblado el número de threads, y cada core es unas 5 veces más rápido. Ahora las máquinas virtuales (una mezcla de Linux, Windows Server 2012 y Windows Server 2019) se levantan en 5 segundos.
The Ryzen 9 3900XT managed an all-core overclock frequency of 4.3GHz at just 1,325V, which is reasonable but not outside the realms of something I've achieved with my 3900X sample, albeit with ...
The Ryzen 9 3900XT is the flagship of the new AMD Ryzen XT series. It comes with higher boost clocks and can sustain them better, which helps with single-threaded workloads. In our Ryzen 9 3900XT review, we also saw better overclocking and lower temperatures than on the original Ryzen 9 3900X.
The Ryzen 9 3900X redefines our expectations for the mainstream desktop with 12 cores and 24 threads for roughly the same price as Intel’s eight-core Core i9-9900K. The extra cores deliver big ...
The Ryzen 9 3900XT is a 12-core, 24-thread desktop CPU with a base clock of 3.8GHz and a maximum boost clock of 4.7GHz (up from 4.6GHz in the original Ryzen 9 3900X), 6MB of L2 cache and 64MB of L3.
The AMD Ryzen 9 3900X 3.8 GHz 12-Core AM4 Processor is a powerful 12-core processor with 24 threads, designed for socket AM4 motherboards. Built with Zen 2 architecture, the third-generation 7nm Ryzen processor offers increased performance compared to its predecessor. It has a base clock speed of 3.8 GHz and can reach a max boost clock speed of 4.6 GHz.
The stock Ryzen 9 3900 gives you significantly more performance-per-watt than the eight-core 3700X in these tests, but you gain some thermal headroom compared to the standard Ryzen 9 3900X.

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