Core i9-13900KF vs Ryzen 7 5800X

CPU

GPU

Core i9-13900KF

24 Cores32 Thrd125 WWMax: 5.7 GHz2022

Core family

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Ryzen 7 5800X

8 Cores16 Thrd105 WWMax: 4.7 GHz2020

Ryzen family

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Core i9-13900KF vs Ryzen 7 5800X Performance Spectrum

Core i9-13900KF

24 / 32

57,743

+108.4%

27,712

0.0%

Ryzen Threadripper 3990X

Ryzen Threadripper PRO 9965WX

About PassMark

PassMark CPU Mark evaluates processor speed through complex mathematical computations. It provides a reliable metric to compare multi-core performance, where higher scores indicate faster processing for multitasking, gaming, and heavy workloads.

Core i9-13900KF vs Ryzen 7 5800X FPS Benchmarks

Predicted gaming performance across popular games. Tested paired with GeForce RTX 5090 to isolate CPU performance.

Search any supported game below to compare 1080p FPS for both components.

Core i9-13900KF vs Ryzen 7 5800X: Pros, Cons & Final Verdict

See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.

Core i9-13900KF

2022

Why buy it

✅Better for gaming: +16.4% higher average FPS across 50 shared CPU benchmark tests.
✅Delivers 56.2% more PassMark for each dollar spent, at 96.4 vs 61.7 PassMark/$ ($599 MSRP vs $449 MSRP).
✅Newer platform on LGA1700 with DDR5 support instead of AM4 and DDR4.

Trade-offs

❌
33.4% HIGHER MSRP
$599 MSRPvs$449 MSRP
❌19% higher power demand at 125W vs 105W.

Ryzen 7 5800X

2020

Why buy it

✅Costs $150 less on MSRP ($449 MSRP vs $599 MSRP).
✅Draws 105W instead of 125W, a 20W reduction.
✅20% more PCIe lanes (24 vs 20) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Core i9-13900KF across 50 shared CPU benchmark tests.
❌Lower PassMark (27,712 vs 57,743).
❌Lower PassMark per dollar, at 61.7 vs 96.4 PassMark/$ ($449 MSRP vs $599 MSRP).
❌Older platform position on AM4 with DDR4, while Core i9-13900KF moves to LGA1700 and DDR5.

Quick Answers

So, is Core i9-13900KF better than Ryzen 7 5800X?

Yes. Core i9-13900KF is the better all-around CPU here. It gives you a 16.4% average FPS lead across 50 shared CPU game tests in our data, 108.4% better PassMark, and the stronger long-term platform, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Core i9-13900KF is the better pick. According to our tests, it delivers 16.4% more average FPS across 50 shared CPU game tests.

Which one is better for streaming, content creation, and heavy multitasking?

For streaming, content creation, and heavier multitasking, Core i9-13900KF is the stronger fit. You are getting 108.4% better PassMark, backed by 24 cores and 32 threads.

Which one is the smarter buy today, not just the cheaper CPU?

Core i9-13900KF is the better buy right now. Core i9-13900KF comes in 33.4% more expensive on MSRP at $599 MSRP versus $449 MSRP, and it still gives you a 16.4% average FPS lead across 50 shared CPU game tests in our data. It is also 56.2% better value on MSRP (96.4 vs 61.7 PassMark/$), so you are getting the faster CPU without taking a value hit on paper. That said, if you already own a compatible AM4 + DDR4 setup, Ryzen 7 5800X can still make sense as a platform-matched option because it avoids a motherboard and RAM swap.

Which one is more future-proof for 2026 and beyond?

Core i9-13900KF makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2022 vs 2020), a healthier platform with LGA1700 and DDR5 instead of AM4, and more multi-core headroom with 24 cores / 32 threads instead of 8/16. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Core i9-13900KF vs Ryzen 7 5800X Technical Specifications

Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

Core i9-13900KF

The Core i9-13900KF is manufactured by Intel. It was released in 27 September 2022 (3 years ago). It is based on the Raptor Lake, Raptor Cove, Gracemont (2022) architecture. It features 24 cores and 32 threads. Base frequency is 3 GHz, with boost up to 5.7 GHz. L3 cache: 36 MB (total). L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 125 W, 253 Watt. Memory support: DDR5-5600, DDR4-3200. Passmark benchmark score: 57,743 points. Launch price was $564.

Ryzen 7 5800X

The Ryzen 7 5800X is manufactured by AMD. It was released in 5 November 2020 (5 years ago). It is based on the Vermeer (Zen 3) (2020−2022) architecture. It features 8 cores and 16 threads. Base frequency is 3.8 GHz, with boost up to 4.7 GHz. L3 cache: 32 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 105 Watt. Memory support: DDR4. Passmark benchmark score: 27,712 points. Launch price was $449.

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Processing Power

The Core i9-13900KF packs 24 cores / 32 threads, while the Ryzen 7 5800X offers 8 cores / 16 threads — the Core i9-13900KF has 16 more cores. Boost clocks reach 5.7 GHz on the Core i9-13900KF versus 4.7 GHz on the Ryzen 7 5800X — a 19.2% clock advantage for the Core i9-13900KF (base: 3 GHz vs 3.8 GHz). The Core i9-13900KF uses the Raptor Lake, Raptor Cove, Gracemont (2022) architecture (Intel 7 nm), while the Ryzen 7 5800X uses Vermeer (Zen 3) (2020−2022) (7 nm, 12 nm). In PassMark, the Core i9-13900KF scores 57,743 against the Ryzen 7 5800X's 27,712 — a 70.3% lead for the Core i9-13900KF. L3 cache: 36 MB (total) on the Core i9-13900KF vs 32 MB on the Ryzen 7 5800X.

Feature	Core i9-13900KF	Ryzen 7 5800X
Cores / Threads	24 / 32+200%	8 / 16
Boost Clock	5.7 GHz+21%	4.7 GHz
Base Clock	3 GHz	3.8 GHz+27%
L3 Cache	36 MB (total)+13%	32 MB
L2 Cache	2 MB (per core)	512K (per core)+25500%
Process	Intel 7 nm	7 nm, 12 nm
Architecture	Raptor Lake, Raptor Cove, Gracemont (2022)	Vermeer (Zen 3) (2020−2022)
PassMark	57,743+108%	27,712
Cinebench R23 Multi	39,565	—
Geekbench 6 Single	2,946	—
Geekbench 6 Multi	19,878	—

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Memory & Platform

The Core i9-13900KF uses the LGA1700 socket (PCIe 5.0), while the Ryzen 7 5800X uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-5600 on the Core i9-13900KF versus DDR4-3200 on the Ryzen 7 5800X — the Core i9-13900KF supports 75% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i9-13900KF supports up to 192 GB of RAM compared to 128 GB — 50% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 20 (Core i9-13900KF) vs 24 (Ryzen 7 5800X) — the Ryzen 7 5800X offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel Z790,Intel Z690 (Core i9-13900KF) and AMD 500 series,AMD 400 series,AMD 300 series (Ryzen 7 5800X).

Feature	Core i9-13900KF	Ryzen 7 5800X
Socket	LGA1700	AM4
PCIe Generation	PCIe 5.0+25%	PCIe 4.0
Max RAM Speed	DDR5-5600+75%	DDR4-3200
Max RAM Capacity	192 GB+50%	128 GB
RAM Channels	2	2
ECC Support	Yes	Yes
PCIe Lanes	20	24+20%

🔧

Advanced Features

Both processors feature an unlocked multiplier for overclocking. Virtualization support: true (Core i9-13900KF) vs AMD-V (Ryzen 7 5800X). Primary use case: Core i9-13900KF targets Desktop, Ryzen 7 5800X targets Desktop.

Feature	Core i9-13900KF	Ryzen 7 5800X
Integrated GPU	No	No
Unlocked	Yes	Yes
AVX-512	No	No
Virtualization	true	AMD-V
Target Use	Desktop	Desktop

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Value Analysis

At launch, the Core i9-13900KF was priced at $599, while the Ryzen 7 5800X came in at $449. On launch pricing ($599 vs $449), Ryzen 7 5800X was $150 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i9-13900KF delivers 96.4 pts/$ vs 61.7 pts/$ for the Ryzen 7 5800X — making the Core i9-13900KF the 43.9% better value option.

Feature	Core i9-13900KF	Ryzen 7 5800X
MSRP	$599	$449-25%
Performance per Dollar	96.4+56%	61.7
Release Date	2022	2020

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