Core Ultra 5 135H vs Ryzen 5 PRO 8640U

Core Ultra 5 135H vs Ryzen 5 PRO 8640U Performance Spectrum

Core Ultra 5 135H

14 / 18

22,116

0.0%

22,373

+1.2%

Ryzen Threadripper PRO 3955WX

Ryzen 9 9900X3D

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 5 135H vs Ryzen 5 PRO 8640U 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 5 135H vs Ryzen 5 PRO 8640U: 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 5 135H

2023

Why buy it

Trade-offs

❌Lower PassMark (22,116 vs 22,373).

Ryzen 5 PRO 8640U

2024

Why buy it

Trade-offs

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

Quick Answers

So, is Ryzen 5 PRO 8640U better than Core Ultra 5 135H?

Yes. Ryzen 5 PRO 8640U is the better all-around CPU here. It gives you a 1.4% average FPS lead across 50 shared CPU game tests in our data, 1.2% 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 5 PRO 8640U is the better pick. According to our tests, it delivers 1.4% 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, Ryzen 5 PRO 8640U is the stronger fit. You are getting 1.2% better PassMark, backed by 6 cores and 12 threads.

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

Ryzen 5 PRO 8640U still makes the most sense overall. Ryzen 5 PRO 8640U comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 1.4% average FPS lead across 50 shared CPU game tests in our data.

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

Ryzen 5 PRO 8640U makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2024 vs 2023) and more multi-core headroom with 6 cores / 12 threads instead of 14/18. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Core Ultra 5 135H vs Ryzen 5 PRO 8640U Technical Specifications

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

Core Ultra 5 135H

The Core Ultra 5 135H 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 14 cores and 18 threads. Base frequency is 3.6 GHz, with boost up to 4.6 GHz. L3 cache: 18 MB (total). L2 cache: 2 MB (per core). Built on 7 nm process technology. Socket: FCBGA2049. Thermal design power (TDP): + 18 MB. Memory support: DDR5. Passmark benchmark score: 22,116 points. Launch price was $342.

Ryzen 5 PRO 8640U

The Ryzen 5 PRO 8640U is manufactured by AMD. It was released in 16 April 2024 (1 year ago). It is based on the Hawk Point (2024−2025) architecture. It features 6 cores and 12 threads. Base frequency is 3.5 GHz, with boost up to 4.9 GHz. L3 cache: 16 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: FP7. Thermal design power (TDP): 28 Watt. Memory support: DDR5. Passmark benchmark score: 22,373 points. Launch price was $299.

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Processing Power

The Core Ultra 5 135H packs 14 cores / 18 threads, while the Ryzen 5 PRO 8640U offers 6 cores / 12 threads — the Core Ultra 5 135H has 8 more cores. Boost clocks reach 4.6 GHz on the Core Ultra 5 135H versus 4.9 GHz on the Ryzen 5 PRO 8640U — a 6.3% clock advantage for the Ryzen 5 PRO 8640U (base: 3.6 GHz vs 3.5 GHz). The Core Ultra 5 135H uses the Meteor Lake-H (2023) architecture (7 nm), while the Ryzen 5 PRO 8640U uses Hawk Point (2024−2025) (4 nm). In PassMark, the Core Ultra 5 135H scores 22,116 against the Ryzen 5 PRO 8640U's 22,373 — a 1.2% lead for the Ryzen 5 PRO 8640U. L3 cache: 18 MB (total) on the Core Ultra 5 135H vs 16 MB (total) on the Ryzen 5 PRO 8640U.

Feature	Core Ultra 5 135H	Ryzen 5 PRO 8640U
Cores / Threads	14 / 18+133%	6 / 12
Boost Clock	4.6 GHz	4.9 GHz+7%
Base Clock	3.6 GHz+3%	3.5 GHz
L3 Cache	18 MB (total)+13%	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)	Hawk Point (2024−2025)
PassMark	22,116	22,373+1%

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Memory & Platform

The Core Ultra 5 135H uses the FCBGA2049 socket (PCIe 5.0), while the Ryzen 5 PRO 8640U uses FP7 (PCIe 4.0) — making them incompatible on the same motherboard.