Core i9-10900KF vs Ryzen 7 7800X3D

CPU

GPU

Core i9-10900KF

10 Cores20 Thrd125 WWMax: 5.2 GHz2020

Core family

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Ryzen 7 7800X3D

8 Cores16 Thrd120 WWMax: 5 GHz2023

Ryzen family

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Core i9-10900KF vs Ryzen 7 7800X3D Performance Spectrum

Core i9-10900KF

10 / 20

22,231

0.0%

34,293

+54.3%

Ryzen Threadripper PRO 7965WX

Ryzen Threadripper 7970X

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 i9-10900KF vs Ryzen 7 7800X3D 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 i9-10900KF vs Ryzen 7 7800X3D: Pros, Cons & Final Verdict

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

Core i9-10900KF

2020

Why buy it

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 7 7800X3D across 37 shared CPU benchmark tests.
❌Lower Geekbench multi-core (9,261 vs 15,000).
❌Lower PassMark per dollar, at 43.7 vs 76.4 PassMark/$ ($509 MSRP vs $449 MSRP).
❌Older platform position on LGA1200 with DDR4, while Ryzen 7 7800X3D moves to AM5 and DDR5.
❌No integrated graphics, while Ryzen 7 7800X3D can still boot and troubleshoot without a discrete GPU.

Ryzen 7 7800X3D

2023

Why buy it

✅Better for gaming: +15.6% higher average FPS across 37 shared CPU benchmark tests.
✅Costs $60 less on MSRP ($449 MSRP vs $509 MSRP).
✅Delivers 74.9% more PassMark for each dollar spent, at 76.4 vs 43.7 PassMark/$ ($449 MSRP vs $509 MSRP).
✅Draws 120W instead of 125W, a 5W reduction.
✅Newer platform on AM5 with DDR5 support instead of LGA1200 and DDR4.

Trade-offs

❌Fewer obvious downsides in this matchup outside of normal market pricing swings.

Quick Answers

So, is Ryzen 7 7800X3D better than Core i9-10900KF?

Yes. Ryzen 7 7800X3D is the better all-around CPU here. It gives you a 15.6% average FPS lead across 37 shared CPU game tests in our data, 62% better Geekbench multi-core, 54.3% higher 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, Ryzen 7 7800X3D is the better pick. According to our tests, it delivers 15.6% more average FPS across 37 shared CPU game tests. It also has a clear cache advantage at 96 MB versus 20 MB.

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

For streaming, content creation, and heavier multitasking, Ryzen 7 7800X3D is the stronger fit. You are getting 62% better Geekbench multi-core, backed by 8 cores and 16 threads. It also has the larger cache pool with 380% larger total L3 cache (96 MB vs 20 MB).

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

Ryzen 7 7800X3D is the better buy right now. Ryzen 7 7800X3D comes in $60 cheaper on MSRP at $449 MSRP versus $509 MSRP, and it still gives you a 15.6% average FPS lead across 37 shared CPU game tests in our data. It is also 74.9% better value on MSRP (76.4 vs 43.7 PassMark/$), so you are getting the faster CPU without taking a value hit on paper. That said, if you already own a compatible LGA1200 + DDR4 setup, Core i9-10900KF 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?

Ryzen 7 7800X3D makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2020), a healthier platform with AM5 and DDR5 instead of LGA1200, 3D V-Cache and a much larger 96 MB L3 cache instead of 20 MB, and more multi-core headroom with 8 cores / 16 threads instead of 10/20. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Core i9-10900KF vs Ryzen 7 7800X3D Technical Specifications

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

Core i9-10900KF

The Core i9-10900KF is manufactured by Intel. It was released in 30 April 2020 (5 years ago). It is based on the Comet Lake (2020−2025) architecture. It features 10 cores and 20 threads. Base frequency is 3.7 GHz, with boost up to 5.2 GHz. L3 cache: 20 MB (total). L2 cache: 256 kB (per core). Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 125 Watt. Memory support: DDR4-2933. Passmark benchmark score: 22,231 points. Launch price was $509.

Ryzen 7 7800X3D

The Ryzen 7 7800X3D is manufactured by AMD. It was released in 4 January 2023 (2 years ago). It is based on the Raphael (Zen4) (2022−2023) architecture. It features 8 cores and 16 threads. Base frequency is 4.4 GHz, with boost up to 5 GHz. L3 cache: 96 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: AM5. Thermal design power (TDP): 120 Watt. Memory support: DDR5-5200. Passmark benchmark score: 34,293 points. Launch price was $449.

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Processing Power

The Core i9-10900KF packs 10 cores / 20 threads, while the Ryzen 7 7800X3D offers 8 cores / 16 threads — the Core i9-10900KF has 2 more cores. Boost clocks reach 5.2 GHz on the Core i9-10900KF versus 5 GHz on the Ryzen 7 7800X3D — a 3.9% clock advantage for the Core i9-10900KF (base: 3.7 GHz vs 4.4 GHz). The Core i9-10900KF uses the Comet Lake (2020−2025) architecture (14 nm), while the Ryzen 7 7800X3D uses Raphael (Zen4) (2022−2023) (5 nm). In PassMark, the Core i9-10900KF scores 22,231 against the Ryzen 7 7800X3D's 34,293 — a 42.7% lead for the Ryzen 7 7800X3D. Geekbench 6 single-core — the metric most relevant to gaming — records 1,767 vs 2,700, a 41.8% lead for the Ryzen 7 7800X3D that directly translates to higher frame rates. Multi-core Geekbench: 9,261 vs 15,000 (47.3% advantage for the Ryzen 7 7800X3D). L3 cache: 20 MB (total) on the Core i9-10900KF vs 96 MB (total) on the Ryzen 7 7800X3D.

Feature	Core i9-10900KF	Ryzen 7 7800X3D
Cores / Threads	10 / 20+25%	8 / 16
Boost Clock	5.2 GHz+4%	5 GHz
Base Clock	3.7 GHz	4.4 GHz+19%
L3 Cache	20 MB (total)	96 MB (total)+380%
L2 Cache	256 kB (per core)	1 MB (per core)+300%
Process	14 nm	5 nm-64%
Architecture	Comet Lake (2020−2025)	Raphael (Zen4) (2022−2023)
PassMark	22,231	34,293+54%
Cinebench R23 Multi	—	18,500
Geekbench 6 Single	1,767	2,700+53%
Geekbench 6 Multi	9,261	15,000+62%

🧠

Memory & Platform

The Core i9-10900KF uses the LGA1200 socket (PCIe 3.0), while the Ryzen 7 7800X3D uses AM5 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2933 on the Core i9-10900KF versus DDR5-5200 on the Ryzen 7 7800X3D — the Ryzen 7 7800X3D supports 77.3% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 128 GB of RAM. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Core i9-10900KF) vs 28 (Ryzen 7 7800X3D) — the Ryzen 7 7800X3D offers 12 more lanes for additional GPUs or NVMe drives. Chipset compatibility: LGA1200 (Core i9-10900KF) and X670E,X670,B650E,B650,A620 (Ryzen 7 7800X3D).

Feature	Core i9-10900KF	Ryzen 7 7800X3D
Socket	LGA1200	AM5
PCIe Generation	PCIe 3.0	PCIe 5.0+67%
Max RAM Speed	DDR4-2933	DDR5-5200+77%
Max RAM Capacity	128 GB	128 GB
RAM Channels	2	2
ECC Support	No	Yes
PCIe Lanes	16	28+75%

🔧

Advanced Features

Both processors feature an unlocked multiplier for overclocking. Only the Ryzen 7 7800X3D supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d (Core i9-10900KF) vs AMD-V (Ryzen 7 7800X3D). The Ryzen 7 7800X3D includes integrated graphics (AMD Radeon Graphics (2-core)), while the Core i9-10900KF requires a dedicated GPU. Primary use case: Ryzen 7 7800X3D targets Gaming. Direct competitor: Ryzen 7 7800X3D rivals Intel Core i7-14700K.

Feature	Core i9-10900KF	Ryzen 7 7800X3D
Integrated GPU	No	Yes
IGPU Model	—	AMD Radeon Graphics (2-core)
Unlocked	Yes	Yes
AVX-512	No	Yes
Virtualization	VT-x, VT-d	AMD-V
Target Use	—	Gaming

💰

Value Analysis

At launch, the Core i9-10900KF was priced at $509, while the Ryzen 7 7800X3D came in at $449. On launch pricing ($509 vs $449), Ryzen 7 7800X3D was $60 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i9-10900KF delivers 43.7 pts/$ vs 76.4 pts/$ for the Ryzen 7 7800X3D — making the Ryzen 7 7800X3D the 54.5% better value option.

Feature	Core i9-10900KF	Ryzen 7 7800X3D
MSRP	$509	$449-12%
Performance per Dollar	43.7	76.4+75%
Release Date	2020	2023

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