Core i5-10400F vs Ryzen 9 5900H

Core i5-10400F vs Ryzen 9 5900H Performance Spectrum

Core i5-10400F

6 / 12

13,029

0.0%

13,510

+3.7%

Ryzen Threadripper PRO 7945WX

Ryzen Threadripper PRO 9955WX

Ryzen Threadripper 9960X

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 i5-10400F vs Ryzen 9 5900H 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 i5-10400F vs Ryzen 9 5900H: Pros, Cons & Final Verdict

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

Core i5-10400F

2020

Why buy it

✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Includes a boxed cooler (Yes), unlike Ryzen 9 5900H.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 9 5900H across 50 shared CPU benchmark tests.
❌Lower PassMark (13,029 vs 13,510).
❌Smaller total L3 cache (12 MB vs 16 MB).
❌Launch MSRP is still $160 MSRP, while Ryzen 9 5900H mostly shows up through inconsistent older-market listings.
❌44.4% higher power demand at 65W vs 45W.

Ryzen 9 5900H

2021

Why buy it

✅Better for gaming: +10.8% higher average FPS across 50 shared CPU benchmark tests.
✅+33.3% larger total L3 cache (16 MB vs 12 MB).
✅Draws 45W instead of 65W, a 20W reduction.

Trade-offs

❌No boxed cooler included, unlike Core i5-10400F.

Quick Answers

So, is Ryzen 9 5900H better than Core i5-10400F?

Yes. Ryzen 9 5900H is the better all-around CPU here. It gives you a 10.8% average FPS lead across 50 shared CPU game tests in our data, 3.7% 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, Ryzen 9 5900H is the better pick. According to our tests, it delivers 10.8% 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, Ryzen 9 5900H is the stronger fit. You are getting 3.7% better PassMark, backed by 8 cores and 16 threads. It also has the larger cache pool with 33.3% larger total L3 cache (16 MB vs 12 MB).

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

Ryzen 9 5900H is still the faster CPU overall, but Core i5-10400F is easier to justify if budget matters more than peak performance. Ryzen 9 5900H comes in at an unclear MSRP at unclear MSRP versus $160 MSRP, and it still gives you a 10.8% average FPS lead across 50 shared CPU game tests in our data. Core i5-10400F is also 100.0% better value on MSRP (81.4 vs 0.0 PassMark/$), which is why it can still make sense for tighter-budget builds on paper.

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

Ryzen 9 5900H makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2021 vs 2020), 33.3% larger total L3 cache (16 MB vs 12 MB), and more multi-core headroom with 8 cores / 16 threads instead of 6/12. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Core i5-10400F vs Ryzen 9 5900H Technical Specifications

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

Core i5-10400F

The Core i5-10400F 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 6 cores and 12 threads. Base frequency is 2.9 GHz, with boost up to 4.3 GHz. L3 cache: 12 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 65 Watt. Memory support: DDR4. Passmark benchmark score: 13,029 points. Launch price was $155.

Ryzen 9 5900H

The Ryzen 9 5900H is manufactured by AMD. It was released in 7 January 2021 (4 years ago). It is based on the Cezanne U (Zen 3) (2021−2022) architecture. It features 8 cores and 16 threads. Base frequency is 3.3 GHz, with boost up to 4.6 GHz. L3 cache: 16 MB. L2 cache: 4 MB. Built on 7 nm process technology. Socket: FP6. Thermal design power (TDP): 45 Watt. Passmark benchmark score: 13,510 points. Launch price was $149.

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Processing Power

The Core i5-10400F packs 6 cores / 12 threads, while the Ryzen 9 5900H offers 8 cores / 16 threads — the Ryzen 9 5900H has 2 more cores. Boost clocks reach 4.3 GHz on the Core i5-10400F versus 4.6 GHz on the Ryzen 9 5900H — a 6.7% clock advantage for the Ryzen 9 5900H (base: 2.9 GHz vs 3.3 GHz). The Core i5-10400F uses the Comet Lake (2020−2025) architecture (14 nm), while the Ryzen 9 5900H uses Cezanne U (Zen 3) (2021−2022) (7 nm). In PassMark, the Core i5-10400F scores 13,029 against the Ryzen 9 5900H's 13,510 — a 3.6% lead for the Ryzen 9 5900H. L3 cache: 12 MB (total) on the Core i5-10400F vs 16 MB on the Ryzen 9 5900H.

Feature	Core i5-10400F	Ryzen 9 5900H
Cores / Threads	6 / 12	8 / 16+33%
Boost Clock	4.3 GHz	4.6 GHz+7%
Base Clock	2.9 GHz	3.3 GHz+14%
L3 Cache	12 MB (total)	16 MB+33%
L2 Cache	256K (per core)+6300%	4 MB
Process	14 nm	7 nm-50%
Architecture	Comet Lake (2020−2025)	Cezanne U (Zen 3) (2021−2022)
PassMark	13,029	13,510+4%
Cinebench R23 Multi	8,191	—
Geekbench 6 Single	1,454	—
Geekbench 6 Multi	5,783	—

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Memory & Platform

The Core i5-10400F uses the LGA1200 socket (PCIe 3.0), while the Ryzen 9 5900H uses FP6 (PCIe 4.0) — making them incompatible on the same motherboard.

Feature	Core i5-10400F	Ryzen 9 5900H
Socket	LGA1200	FP6
PCIe Generation	PCIe 3.0	PCIe 4.0+33%
Max RAM Speed	DDR4-2666	—
Max RAM Capacity	128 GB	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	16	—

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Advanced Features

Virtualization: VT-x, VT-d (Core i5-10400F) / not specified (Ryzen 9 5900H). Primary use case: Core i5-10400F targets Gaming. Direct competitor: Core i5-10400F rivals Ryzen 5 3600.