Core Ultra 7 155H vs Ryzen 5 8400F

Core Ultra 7 155H vs Ryzen 5 8400F Performance Spectrum

Core Ultra 7 155H

16 / 22

24,705

+0.6%

24,554

0.0%

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper PRO 5975WX

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 Ultra 7 155H vs Ryzen 5 8400F 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 Ultra 7 155H vs Ryzen 5 8400F: Pros, Cons & Final Verdict

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

Core Ultra 7 155H

2023

Why buy it

✅Better for gaming: +9.2% higher average FPS across 50 shared CPU benchmark tests.
✅+50% larger total L3 cache (24 MB vs 16 MB).
✅100+% more PCIe lanes (28 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Intel Arc Graphics (8 Xe-cores), while Ryzen 5 8400F needs a discrete GPU.
✅Includes a boxed cooler (Laptop Integrated), unlike Ryzen 5 8400F.

Trade-offs

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

Ryzen 5 8400F

2024

Why buy it

Trade-offs

❌Worse for gaming: lower average FPS than Core Ultra 7 155H across 50 shared CPU benchmark tests.
❌Lower PassMark (24,554 vs 24,705).
❌Smaller total L3 cache (16 MB vs 24 MB).
❌Launch MSRP is still $303 MSRP, while Core Ultra 7 155H mostly shows up through inconsistent older-market listings.
❌No integrated graphics, while Core Ultra 7 155H can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Core Ultra 7 155H better than Ryzen 5 8400F?

Yes. Core Ultra 7 155H is the better all-around CPU here. It gives you a 9.2% average FPS lead across 50 shared CPU game tests in our data and 0.6% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Core Ultra 7 155H is the better pick. According to our tests, it delivers 9.2% 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 Ultra 7 155H is the stronger fit. You are getting 0.6% better PassMark, backed by 16 cores and 22 threads. It also has the larger cache pool with 50% larger total L3 cache (24 MB vs 16 MB).

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

Core Ultra 7 155H is still the faster CPU overall, but Ryzen 5 8400F is easier to justify if budget matters more than peak performance. Core Ultra 7 155H comes in at an unclear MSRP at unclear MSRP versus $303 MSRP, and it still gives you a 9.2% average FPS lead across 50 shared CPU game tests in our data. Ryzen 5 8400F is also 100.0% better value on MSRP (81.0 vs 0.0 PassMark/$), 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 5 8400F makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2024 vs 2023). That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Core Ultra 7 155H vs Ryzen 5 8400F Technical Specifications

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

Core Ultra 7 155H

The Core Ultra 7 155H is manufactured by Intel. It was released in 14 December 2023 (1 year ago). It is based on the Meteor Lake-H (2023) architecture. It features 16 cores and 22 threads. Base frequency is 3.8 GHz, with boost up to 4.8 GHz. L3 cache: 24 MB (total). L2 cache: 2 MB (per core). Built on 7 nm process technology. Socket: FCBGA2049. Thermal design power (TDP): + 24 MB. Memory support: DDR5. Passmark benchmark score: 24,705 points. Launch price was $503.

Ryzen 5 8400F

The Ryzen 5 8400F is manufactured by AMD. It was released in 1 April 2024 (1 year ago). It is based on the Phoenix (2023−2024) architecture. It features 6 cores and 12 threads. Base frequency is 4.2 GHz, with boost up to 4.7 GHz. L3 cache: 16 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: AM5. Thermal design power (TDP): 65 Watt. Memory support: DDR5. Passmark benchmark score: 24,554 points. Launch price was $170.

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Processing Power

The Core Ultra 7 155H packs 16 cores / 22 threads, while the Ryzen 5 8400F offers 6 cores / 12 threads — the Core Ultra 7 155H has 10 more cores. Boost clocks reach 4.8 GHz on the Core Ultra 7 155H versus 4.7 GHz on the Ryzen 5 8400F — a 2.1% clock advantage for the Core Ultra 7 155H (base: 3.8 GHz vs 4.2 GHz). The Core Ultra 7 155H uses the Meteor Lake-H (2023) architecture (7 nm), while the Ryzen 5 8400F uses Phoenix (2023−2024) (4 nm). In PassMark, the Core Ultra 7 155H scores 24,705 against the Ryzen 5 8400F's 24,554 — a 0.6% lead for the Core Ultra 7 155H. L3 cache: 24 MB (total) on the Core Ultra 7 155H vs 16 MB (total) on the Ryzen 5 8400F.

Feature	Core Ultra 7 155H	Ryzen 5 8400F
Cores / Threads	16 / 22+167%	6 / 12
Boost Clock	4.8 GHz+2%	4.7 GHz
Base Clock	3.8 GHz	4.2 GHz+11%
L3 Cache	24 MB (total)+50%	16 MB (total)
L2 Cache	2 MB (per core)+100%	1 MB (per core)
Process	7 nm	4 nm-43%
Architecture	Meteor Lake-H (2023)	Phoenix (2023−2024)
PassMark	24,705	24,554
Cinebench R23 Multi	17,650	—
Geekbench 6 Single	2,384	—
Geekbench 6 Multi	12,433	—

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Memory & Platform

The Core Ultra 7 155H uses the FCBGA2049 socket (PCIe 5.0), while the Ryzen 5 8400F uses AM5 (PCIe 4.0) — making them incompatible on the same motherboard.

Feature	Core Ultra 7 155H	Ryzen 5 8400F
Socket	FCBGA2049	AM5
PCIe Generation	PCIe 5.0+25%	PCIe 4.0
Max RAM Speed	LPDDR5x-7467, DDR5-5600	—
Max RAM Capacity	96 GB	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	28	—

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Advanced Features

Virtualization: VT-x, VT-d, EPT (Core Ultra 7 155H) / not specified (Ryzen 5 8400F). The Core Ultra 7 155H includes integrated graphics (Intel Arc Graphics (8 Xe-cores)), while the Ryzen 5 8400F requires a dedicated GPU. Primary use case: Core Ultra 7 155H targets Thin-and-light Performance / AI. Direct competitor: Core Ultra 7 155H rivals Ryzen 7 8840HS.

Feature	Core Ultra 7 155H	Ryzen 5 8400F
Integrated GPU	Yes	—
IGPU Model	Intel Arc Graphics (8 Xe-cores)	—
Unlocked	No	—
AVX-512	No	—
Virtualization	VT-x, VT-d, EPT	—
Target Use	Thin-and-light Performance / AI	—