Ryzen 5 8640HS vs Ryzen AI 5 340

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.

Ryzen 5 8640HS vs Ryzen AI 5 340 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.

Ryzen 5 8640HS vs Ryzen AI 5 340: Pros, Cons & Final Verdict

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

Ryzen 5 8640HS

2023

Why buy it

✅Better for gaming: +31.5% higher average FPS across 50 shared CPU benchmark tests.
✅+100% larger total L3 cache (16 MB vs 8 MB).

Trade-offs

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

Ryzen AI 5 340

2025

Why buy it

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 5 8640HS across 50 shared CPU benchmark tests.
❌Lower PassMark (19,776 vs 19,851).
❌Smaller total L3 cache (8 MB vs 16 MB).

Quick Answers

So, is Ryzen 5 8640HS better than Ryzen AI 5 340?

Yes. Ryzen 5 8640HS is the better all-around CPU here. It gives you a 31.5% average FPS lead across 50 shared CPU game tests in our data and 0.4% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Ryzen 5 8640HS is the better pick. According to our tests, it delivers 31.5% 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 8640HS is the stronger fit. You are getting 0.4% better PassMark, backed by 6 cores and 12 threads. It also has the larger cache pool with 100% larger total L3 cache (16 MB vs 8 MB).

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

Ryzen 5 8640HS still makes the most sense overall. Ryzen 5 8640HS comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 31.5% average FPS lead across 50 shared CPU game tests in our data.

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

Ryzen AI 5 340 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2025 vs 2023). That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Ryzen 5 8640HS vs Ryzen AI 5 340 Technical Specifications

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

Ryzen 5 8640HS

The Ryzen 5 8640HS is manufactured by AMD. It was released in 6 December 2023 (1 year ago). It is based on the Hawk Point-HS (Zen 4) (2023−2024) 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: FP8. Thermal design power (TDP): 28 Watt. Memory support: DDR5. Passmark benchmark score: 19,851 points. Launch price was $299.

Ryzen AI 5 340

The Ryzen AI 5 340 is manufactured by AMD. It was released in 6 January 2025 (less than a year ago). It is based on the Krackan Point (2025) architecture. It features 6 cores and 12 threads. Base frequency is 2 GHz, with boost up to 4.8 GHz. L3 cache: 8 MB. L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: FP8. Thermal design power (TDP): 28 Watt. Memory support: DDR5. Passmark benchmark score: 19,776 points. Launch price was $299.

⚡

Processing Power

Both the Ryzen 5 8640HS and Ryzen AI 5 340 share an identical 6-core/12-thread configuration. Boost clocks reach 4.9 GHz on the Ryzen 5 8640HS versus 4.8 GHz on the Ryzen AI 5 340 — a 2.1% clock advantage for the Ryzen 5 8640HS (base: 3.5 GHz vs 2 GHz). The Ryzen 5 8640HS uses the Hawk Point-HS (Zen 4) (2023−2024) architecture (4 nm), while the Ryzen AI 5 340 uses Krackan Point (2025) (4 nm). In PassMark, the Ryzen 5 8640HS scores 19,851 against the Ryzen AI 5 340's 19,776 — a 0.4% lead for the Ryzen 5 8640HS. L3 cache: 16 MB (total) on the Ryzen 5 8640HS vs 8 MB on the Ryzen AI 5 340.

Feature	Ryzen 5 8640HS	Ryzen AI 5 340
Cores / Threads	6 / 12	6 / 12
Boost Clock	4.9 GHz+2%	4.8 GHz
Base Clock	3.5 GHz+75%	2 GHz
L3 Cache	16 MB (total)+100%	8 MB
L2 Cache	1 MB (per core)	1 MB (per core)
Process	4 nm	4 nm
Architecture	Hawk Point-HS (Zen 4) (2023−2024)	Krackan Point (2025)
PassMark	19,851	19,776