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 %
CPU Year 2020 2019
GPU Year 2018 2018
CPU Price 488 USD 420 USD
GPU Price 1299 USD 1299 USD
CPU Number of Cores 10 Cores 12 Cores
CPU Number of Threads 20 Threads 24 Threads
CPU Core Frequency 3.7 GHz 3.8 GHz
CPU Boost Frequency 5.3 GHz 4.6 GHz
CPU Power Consumption 125 W 105 W
GPU Power Consumption 250 W 250 W
Price-Value Score 61.3 % 93.3 %
CPU Speed Score 98 % 88 %
CPU Productivity Score 93 % 96 %
CPU Gaming Score 99 % 95 %
RAM Size Max Bottleneck 0 % 0 %
RAM Speed Max Bottleneck 2 % 2 %
CPU Max 1080p Bottleneck 0 % 12.3 %
CPU Max 1440p Bottleneck 0 % 6.2 %
CPU Max 4K Bottleneck 0 % 3.1 %
Average 1080p Performance 175.3 FPS 160.3 FPS
Average 1440p Performance 128.8 FPS 123.1 FPS
Average 4K Performance 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, 4470, 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 Q3/2019

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 3.8 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 Specs

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 Ryzen 9 (Zen 2)
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 AMD Socket AM4

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

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

Bottleneck depends on many factors, which include: the cpu, the gpu, and the game. 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 Setting Average Bottleneck (Lower is better)
Intel Core i9-10900K NVIDIA GeForce RTX 2080 Ti 32GB DDR4 3600MHz 1440p ultra 1.7%
AMD Ryzen 9 3900X NVIDIA GeForce RTX 2080 Ti 32GB DDR4 3600MHz 1440p ultra 5.3%

Grand Theft Auto V

Shadow of the Tomb Raider

Battlefield V

PlayerUnknown's Battlegrounds

Forza Horizon 4

Apex Legends

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

Streaming depends on many factors, which include: the cpu, the gpu, and the game. Streaming Summary of Core i9-10900K, Ryzen 9 3900X based on the benchmark of 9 games:

CPU GPU RAM Resolution Quality Setting 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%

Battlefield V

Destiny 2

PlayerUnknown's Battlegrounds

Fortnite Battle Royale

Overwatch

Counter-Strike: Global Offensive

Apex Legends

Rainbow Six Siege

Call of Duty Modern Warfare

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

CPU GPU RAM Resolution Quality Setting 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 183.7 FPS 100 % 155.1 FPS 100 %
AMD Ryzen 9 3900X NVIDIA GeForce RTX 2080 Ti 32GB DDR4 3600MHz 1440p ultra 178.6 FPS 97.2 % 151.9 FPS 97.9 %

Average FPS

Low 1% FPS