GuidesComparisonsIntel i7-12700K Vs Ryzen 7 5800X: 5 Games Tested

Intel i7-12700K Vs Ryzen 7 5800X: 5 Games Tested

We compare Intel i7 12700K and AMD's Ryzen 7 5800X in terms of gaming, power, and thermal performance so you know which one to get!

Expert Verified By

Intel Core i7 12700K
Rated: 8/10

AMD Ryzen 7 5800X
Rated: 9/10

Pros And Cons

Intel i7-12700Kโœ… More cores & threads and frequency
โœ… Better productivity performance
โŒ Higher cost despite similar performance
โŒ High power draw and temperatures
Ryzen 7 5800Xโœ… Exceptional price-to-performance ratio
โœ… Better power & thermal efficiency
โŒ No support for DDR5 RAM
โŒ Might not be vaible for future-proofing
Key Takeaways
  • We noticed that both processors performed similarly, with an average performance difference of under 1%.
  • Despite the similar performance, the Ryzen 7 5800X proved 19% more power-efficient and 8.9% more thermally efficient than its Intel counterpart.
  • In research, we analyzed that the Ryzen 7 5800X is available at only $231 apiece. This price is much cheaper than the Intel i7-12700K, with a 21.21% increased price tag of $280.
  • We recommend the Ryzen 7 5800X due to its better performance, lower price, power & thermal efficiency.
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  • Manaf is our comparison expert who has been comparing graphics cards, and processors.
  • 500+ components tested and compared by our team of comparison experts (Tech4Gamers Team).
  • 1000+ hours spent testing different components for our comparisons.
  • Objective testing criteria (See how we compare PC hardware).

At Tech4Gamers, ensuring you get reliable information is our priority. That’s why every comparison undergoes a meticulous review process by our team of experts and editors. Each comparison is carefully examined against our strict editorial guidelines, guaranteeing you trustworthy insights you can depend on.

Comparison Table

SpecificationsIntel i7-12700KRyzen 7 5800X
Cores & Threads12 Cores & 20 Threads8 Cores & 16 Threads
Hybrid CoresP-Cores: 8 | E-Cores: 4-
Base FrequencyP Core: 3.6 GHz, E-Core: 2.7 GHz3.8 GHz
Boost Clock SpeedP Core: 4.9 GHz, E-Core: 3.8 GHz4.7 GHz
Memory SupportDDR4 up to 3200 MHz DDR5 up to 4800 MHzDDR4 up to 3200 MHz
Best CPU CoolersBest CPU Coolers for Intel i7-12700KBest CPU Coolers for Ryzen 7 5800X
Best MotherboardsBest Motherboards for Intel i7-12700KBest Motherboards for Ryzen 7 5800X
Best MemoryBest RAM for Intel i7-12700K-

Architectural Differences

  1. Process Node & Architecture: Intel’s CPU is based on the Hybrid Core architecture and uses a TMSC 10nm process node. Meanwhile, the Zen-3-based AMD processor has a process size of 7nm.
  2. Cache: The Core i7-12700K has an L2 Cache of 12MB over the Ryzen 7 5800X’s 4MB. For L3 Cache, Intel has 25MB of L3 cache, whereas AMD has 32MB.
  3. Socket & PCIe: The AM4-based Ryzen 7 5800X has PCIe 4.0 support, while the LGA 1700-based Core i7-12700K supports PCIe Gen 4.0 and 5.0.
  4. TDP & Integrated Graphics: The Core i7-12700K arrives with a slightly higher TDP of 125W. Meanwhile, the Ryzen 7 5800X’s TDP rating is 105W. The 12700K also arrives with integrated graphics of Intel UHD 770, whereas the Ryzen doesn’t come with any.
  5. Supported Motherboard Chipsets: The Intel i7-12700K supports the Z690, H670, B660, H610 motherboard chipsets whereas the Ryzen 7 5800X has support for X570, B550, X470 B450 A520 A320 chipsets.

Intel’s 12th generation chips are being compared against the  Ryzen 5000 series, and one of the most interesting competitions is the Intel i7-12700K vs Ryzen 7 5800X. The 12700K is Intel’s highest-end i7 chip, and the 5800X was AMD’s most powerful Ryzen 7 chip at launch. In this comparison, we’ll show you how each processor performs and which prevails.

Intel i7 12700K Vs Ryzen 7 5800X – Gaming Benchmarks

Now that the specifications of each processor are discussed let’s dive deeper into the performance aspects of these two chips by conducting a benchmark test at 1080p.

Testing Rig

Shadow Of The Tomb Raider

Shadow Of The Tomb Raider Gaming Performance at 1080p
Shadow Of The Tomb Raider Gaming Benchmarks @1080p (Image By Tech4Gamers)
  • In our first game, the two CPUs are quite neck and neck, with the Intel i7-12700K averaging 249 FPS over the 242 FPS gained by the Ryzen 7 5800X – displaying a 2.85% edge.
  • As for the 1% lows, the Ryzen 7 5800X showed an average of 159 FPS, slightly higher than the 158 FPS acquired by the Core i7-12700K.

Cyberpunk 2077

Cyberpunk 2077 Gaming Performance at 1080p
Cyberpunk 2077 Gaming Benchmarks @1080p (Image By Tech4Gamers)
  • In Cyberpunk 2077, we saw that the Intel i7-12700K outperformed the Ryzen 7 5800X by obtaining an average of 178 FPS over AMD’s 168 FPS, achieving a 5.78% gain in performance. 
  • For 1% lows, we observed that the Intel i7-12700K displayed an average of 133 FPS, whereas its AMD counterpart achieved 116 FPS

F1 2021

F1 2021 Gaming Performance at 1080p
F1 2021 Gaming Benchmarks @1080p (Image By Tech4Gamers)
  • The Core i7-12700K outshined the Ryzen 7 5800X by 4.28%, averaging 381 FPS over 365 FPS, respectively. 
  • Regarding the 1% lows, the Core i7-12700K averaged 232 FPS, while the Ryzen 7 5800X was a few FPS behind with an average of 230 FPS.

Far Cry 6

Far Cry 6 gaming Performance at 1080p
Far Cry 6 Gaming Benchmarks @1080p (Image By Tech4Gamers)
  • In Far Cry 6, we noticed that both the processors rivaled equally, obtaining the same average of 137 FPS.
  • Similar to the average FPS, the 1% lows were also similar, with the i7-12700K averaging 101 FPS over Ryzen’s 100 FPS.

Hitman 3

Hitman 3 Gaming Performance at 1080p
Hitman 3 Gaming Benchmarks @1080p (Image By Tech4Gamers)
  • Here, the Core i7-12700K acquired an average of 178 FPS, whereas the Ryzen 7 5800X lagged with 133 FPS, resulting in a substantial difference of 28.9% gained by Intel’s CPU.
  • We observed that the 1% lows also favored the Intel i7-12700K, which averaged 86 FPS. In contrast, the Ryzen 7 5800X treaded lightly with 64 FPS.

Overall Gaming Performance

Overall Gaming Performance at 1080p
Overall Gaming Performance Across 5 Games At 1080p (Image By Tech4Gamers)

We calculated the average values across the games mentioned above and saw that the results were quite close. On average, the Intel i7-12700K obtained 200.1 FPS, whereas the Ryzen 7 5800X achieved 198.1 FPS, displaying a difference of less than 1%. As for the 1% lows, the i7-12700K outperformed by averaging 140.6 FPS over the Ryzen 7 5800X’s 132.1 FPS.

Winner: AMD Ryzen 7 5800X

Thermal Efficiency

Thermal Performance At 1080p
Average Temperatures (Image By Tech4Gamers)

Comparing the temperatures between the two CPUs, we noticed that the i7 12700K runs considerably hotter at idle and under loads, operating at 38ยฐC and 82ยฐC, respectively. On the other hand, the Ryzen 7 5800X proves to be 8.9% more thermally efficient by running at 75ยฐC under load and only 33ยฐC when the system is idle.

Power Consumption

Power Consumption
Power Consumption (Image By Tech4Gamers)

We observed that the i7 12700K draws a massive 264 watts over the Ryzen 7 5800X’s 218 watts – this makes the Ryzen 7 5800X 19% more power-efficient. However, the two CPUs have comparable idle power draws, drawing just around 75 watts

Pricing And Availability

CPUsMSRPCurrent Price
Intel i7-12700K๐Ÿ’ฒ409๐Ÿ’ฒ280
Ryzen 7 5800X๐Ÿ’ฒ449๐Ÿ’ฒ231
Price Difference9.3%21.21%

Both the CPUs’ prices have been greatly reduced from their MSRP, with the Intel i7-12700K costing 34.3% less and the Ryzen 7 5800X costing 64.8% less. This makes the Ryzen 7 5800X 5% cheaper than its Intel rival. Both processors are readily available separately on online sites, but the Ryzen 7 5800X is also widely available as an entire PC bundle.

Ryzen 7 5800X Vs Intel i7-12700K: Which One Do We Recommend?

After reviewing the differences mentioned above, you might have already concluded this. But, we’ll highlight again that the Ryzen 7 5800X has proved to perform almost the same as the Intel i7-12700K. Not only that, but it also costs less, is more power-efficient, and is more thermally efficient. This is why I recommend you get the Ryzen 7 5800X without thinking twice.

Frequently Asked Questions

Is the i7 12700K better than the Ryzen 7 5800x? 

The i7 12700K is much better than the Ryzen 7 5800x in terms of productivity performance and marginally better in gaming performance. The 12700K also gives you DDR5 and PCIe 5.0 support, which the 5800x does not have.

Do I need to buy DDR5 memory for my i7 12700K?

No. DDR5 memory is not necessary for any Alder Lake CPU. Intel’s 600 series chipset boards come with DDR4 or DDR5 support, so you can choose a DDR4 motherboard to run DDR4 memory.

Which AMD CPU competes with 12700K in productivity performance?

AMD’s Ryzen 9 5900x is more neck and neck with the 12700K in terms of productivity performance. 

More From Ryzen 7 5800X

More From Intel i7-12700K

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