Consumercarts is reader-supported. Learn more
AMD Ryzen 9 7900X vs Intel Core i9-13900KF: Comparison
AMD Ryzen 9 7900X vs Intel Core i9-13900KF l3 cache compared
L3 cache is where these two genuinely part company, AMD Ryzen 9 7900X 64 MB against Intel Core i9-13900KF 36 MB, a 44% lead for AMD Ryzen 9 7900X. Add l2 cache to that, 12 MB on the AMD Ryzen 9 7900X versus 32 MB on the Intel Core i9-13900KF, and the pattern holds. Tdp is not the same on both, 170 W on the AMD Ryzen 9 7900X versus 125 W on the Intel Core i9-13900KF.
Which should you buy, AMD Ryzen 9 7900X or Intel Core i9-13900KF?
Buy the AMD Ryzen 9 7900X for enthusiast desktops and streaming and gaming, though it is not built for budget builds and small form factor low-power systems. The Intel Core i9-13900KF suits enthusiast desktop gaming and overclocking, though it is the wrong buy for laptops and fanless designs. Our rating of the AMD Ryzen 9 7900X (8.6/10): the AMD Ryzen 9 7900X is a strong all-rounder for enthusiasts who want top clock speeds for both gaming and productivity. Our rating of the Intel Core i9-13900KF (8.7/10): the Intel Core i9-13900KF is an unlocked flagship desktop chip, a top pick for enthusiasts who want to overclock.
What AMD Ryzen 9 7900X and Intel Core i9-13900KF have in common
Where they agree, they agree completely, form factor, release year, market segment, smt enabled and unlocked multiplier included, so the decision does not turn on any of those. They match on 6 further specifications as well.
AMD Ryzen 9 7900X vs Intel Core i9-13900KF price
Price will not decide this: $549 against $564 at the last check.
Frequently asked questions
Do the AMD Ryzen 9 7900X and Intel Core i9-13900KF differ on total cores?
Yes. Total Cores reads 12 on the AMD Ryzen 9 7900X versus 24 on the Intel Core i9-13900KF.
Is the 3D Stacked Cache the same on the AMD Ryzen 9 7900X and Intel Core i9-13900KF?
It is. Both are listed at No, so it is not a reason to pick one over the other.
Specs and benchmarks
Form Factor
- AMD Ryzen 9 7900X
- Desktop
- Intel Core i9-13900KF
- Desktop
Codename
- AMD Ryzen 9 7900X
- Raphael
- Intel Core i9-13900KF
- Raptor Lake
Release Year
- AMD Ryzen 9 7900X
- 2022
- Intel Core i9-13900KF
- 2022
TDP
- AMD Ryzen 9 7900X
- 170 W
- Intel Core i9-13900KF
- 125 W
iGPU
- AMD Ryzen 9 7900X
- AMD Radeon Graphics
- Intel Core i9-13900KF
- None
Market Segment
- AMD Ryzen 9 7900X
- Desktop
- Intel Core i9-13900KF
- Desktop
Microarchitecture
- AMD Ryzen 9 7900X
- Zen 4 (7000 series)
- Intel Core i9-13900KF
- Raptor Lake
Socket
- AMD Ryzen 9 7900X
- AM5
- Intel Core i9-13900KF
- FCLGA1700
Socket Status
- AMD Ryzen 9 7900X
- Current
- Intel Core i9-13900KF
- End of Life
Process Node
- AMD Ryzen 9 7900X
- 5 nm
- Intel Core i9-13900KF
- 10 nm
Total Cores
- AMD Ryzen 9 7900X
- 12
- Intel Core i9-13900KF
- 24Best
Performance Cores
- AMD Ryzen 9 7900X
- 12Best
- Intel Core i9-13900KF
- 8
Efficiency Cores
- AMD Ryzen 9 7900X
- 0
- Intel Core i9-13900KF
- 16Best
Total Threads
- AMD Ryzen 9 7900X
- 24
- Intel Core i9-13900KF
- 32Best
SMT Enabled
- AMD Ryzen 9 7900X
- Yes
- Intel Core i9-13900KF
- Yes
P-Core Base Clock
- AMD Ryzen 9 7900X
- 4.7 GHz
- Intel Core i9-13900KF
- 3 GHz
P-Core Boost Clock
- AMD Ryzen 9 7900X
- 5.6 GHz
- Intel Core i9-13900KF
- 5.4 GHz
Unlocked Multiplier
- AMD Ryzen 9 7900X
- Yes
- Intel Core i9-13900KF
- Yes
L2 Cache
- AMD Ryzen 9 7900X
- 12 MB-62%
- Intel Core i9-13900KF
- 32 MBBest
L3 Cache
- AMD Ryzen 9 7900X
- 64 MBBest
- Intel Core i9-13900KF
- 36 MB-44%
3D Stacked Cache
- AMD Ryzen 9 7900X
- No
- Intel Core i9-13900KF
- No
Base Power
- AMD Ryzen 9 7900X
- 170 W
- Intel Core i9-13900KF
- 125 W
Max Turbo Power
- AMD Ryzen 9 7900X
- 230 W
- Intel Core i9-13900KF
- 253 W
Memory Type
- AMD Ryzen 9 7900X
- DDR5
- Intel Core i9-13900KF
- DDR5 or DDR4
Max Memory Speed
- AMD Ryzen 9 7900X
- 5200 MT/s
- Intel Core i9-13900KF
- 5600 MT/sBest
Memory Channels
- AMD Ryzen 9 7900X
- 2
- Intel Core i9-13900KF
- 2
Max Memory Capacity
- AMD Ryzen 9 7900X
- 128 GB
- Intel Core i9-13900KF
- 192 GBBest
ECC Support
- AMD Ryzen 9 7900X
- Yes
- Intel Core i9-13900KF
- Yes
Integrated Graphics
- AMD Ryzen 9 7900X
- Yes
- Intel Core i9-13900KF
- No
Copilot Plus Certified
- AMD Ryzen 9 7900X
- No
- Intel Core i9-13900KF
- No
PCIe Generation
- AMD Ryzen 9 7900X
- PCIe 5.0
- Intel Core i9-13900KF
- PCIe 5.0
PCIe Lanes
- AMD Ryzen 9 7900X
- 24
- Intel Core i9-13900KF
- 20-17%
Launch MSRP
- AMD Ryzen 9 7900X
- $549
- Intel Core i9-13900KF
- $564
Retail Availability
- AMD Ryzen 9 7900X
- Boxed Retail
- Intel Core i9-13900KF
- Boxed Retail
Which one should you pick?
Choose 7900X if you want the higher L3 cache (64 MB vs 36 MB), the higher memory channels (2 vs 2) and the higher PCIe lanes (24 vs 20).
Choose 13900KF if you want the higher L2 cache (32 MB vs 12 MB).
Price comparison
| Retailer | AMD Ryzen 9 7900X | Intel Core i9-13900KF |
|---|---|---|
| Amazon | $549.00 View on Amazon | $564.00 View on Amazon |
| Newegg | View on Newegg | |
| Best Buy | View on Best Buy |
Disclaimer: The price and specification of the given product may differ from the actual product. Please confirm on the retailer's website before buying.
Verdict
AMD Ryzen 9 7900X
8.6 / 10 Expert Rating
The AMD Ryzen 9 7900X is a strong all-rounder for enthusiasts who want top clock speeds for both gaming and productivity.
Intel Core i9-13900KF
8.7 / 10 Expert Rating
The Intel Core i9-13900KF is an unlocked flagship desktop chip, a top pick for enthusiasts who want to overclock.