Core Ultra 7 155H vs Ryzen 5 8400F

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.

Head-to-Head Verdict, Benchmarks, Value & Long-Term Outlook

This comparison brings together gaming FPS, productivity performance, platform differences, power efficiency, pricing context, and upgrade path so you can see which CPU actually makes more sense.

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.

Core Ultra 7 155H

2023

Ryzen 5 8400F

2024

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.

Why buy it

Trade-offs

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

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 overall CPU here. You are getting a 9.2% average FPS lead across 50 shared CPU game tests in our data and 0.6% better PassMark, which makes it the stronger all-around choice.

Which one is better for gaming?

If gaming is the priority, Core Ultra 7 155H is the better pick here. 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 better fit. You are getting 0.6% better PassMark, backed by 16 cores and 22 threads. It also carries 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 makes more sense if price matters more than absolute performance. Core Ultra 7 155H is at an unclear MSRP at unclear MSRP versus $303 MSRP, and it gives you a 9.2% average FPS lead across 50 shared CPU game tests in our data. Ryzen 5 8400F is also 100.0% better value on MSRP (81.0 vs 0.0 PassMark/$), which is why it is easier to justify for price-conscious builds on paper.

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

Ryzen 5 8400F is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2024 vs 2023). That should give you a better long-term upgrade path for motherboard, RAM, and future CPU swaps.

Games Benchmarks

Paired with RTX 4090

To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.

Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.

Core Ultra 7 155H Benchmark Check

Ryzen 5 8400F Benchmark Check

Path of Exile 2

Preset	Core Ultra 7 155H	Ryzen 5 8400F
1080p
low	308 FPS	178 FPS
medium	278 FPS	151 FPS
high	232 FPS	123 FPS
ultra	198 FPS	102 FPS
1440p
low	251 FPS	151 FPS
medium	201 FPS	124 FPS
high	163 FPS	101 FPS
ultra	143 FPS	84 FPS
4K
low	173 FPS	81 FPS
medium	139 FPS	72 FPS
high	107 FPS	58 FPS
ultra	93 FPS	45 FPS

Open Core Ultra 7 155H Open Ryzen 5 8400F

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Core Ultra 7 155H	Ryzen 5 8400F
1080p
low	618 FPS	374 FPS
medium	532 FPS	316 FPS
high	434 FPS	278 FPS
ultra	389 FPS	238 FPS
1440p
low	550 FPS	326 FPS
medium	457 FPS	282 FPS
high	385 FPS	255 FPS
ultra	328 FPS	214 FPS
4K
low	340 FPS	243 FPS
medium	286 FPS	215 FPS
high	261 FPS	198 FPS
ultra	229 FPS	165 FPS

Open Core Ultra 7 155H Open Ryzen 5 8400F

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Core Ultra 7 155H	Ryzen 5 8400F
1080p
low	618 FPS	614 FPS
medium	618 FPS	614 FPS
high	618 FPS	614 FPS
ultra	618 FPS	614 FPS
1440p
low	618 FPS	614 FPS
medium	618 FPS	603 FPS
high	618 FPS	522 FPS
ultra	543 FPS	446 FPS
4K
low	618 FPS	492 FPS
medium	531 FPS	431 FPS
high	475 FPS	369 FPS
ultra	402 FPS	303 FPS

Open Core Ultra 7 155H Open Ryzen 5 8400F

League of Legends

League of Legends

Valorant

Preset	Core Ultra 7 155H	Ryzen 5 8400F
1080p
low	618 FPS	614 FPS
medium	618 FPS	614 FPS
high	618 FPS	614 FPS
ultra	618 FPS	614 FPS
1440p
low	618 FPS	614 FPS
medium	618 FPS	614 FPS
high	618 FPS	614 FPS
ultra	579 FPS	601 FPS
4K
low	606 FPS	610 FPS
medium	538 FPS	548 FPS
high	486 FPS	490 FPS
ultra	423 FPS	426 FPS

Open Core Ultra 7 155H Open Ryzen 5 8400F

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Core Ultra 7 155H and Ryzen 5 8400F

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	—

🧠

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	—

🔧

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	—