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.

Value Upgrade Path

This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. Components placed above yours deliver better value for money.

MSRP is the manufacturer's suggested retail price.•
Avg price is the current average price collected from markets across the web.

Performance Per Dollar

Based on actual market prices and performance synthetic scores.

Performance Per Dollar

Based on actual market prices and performance synthetic scores.

Performance Comparison

About PassMark

🏆 Chipversus Verdict

🚀 Performance Leadership

Performance Leadership: The Ryzen 5 8640HS delivers superior performance across the board. It outperforms the Ryzen AI 5 340 in both compute-intensive tasks (0.4% faster) and gaming workloads.

Insight	Ryzen 5 8640HS	Ryzen AI 5 340
Gaming	✅ Superior gaming performance	❌ Lower gaming performance
Workstation	✅ Better multi-core power	❌ Weaker in multi-core tasks
Price	Equivalent pricing	Equivalent pricing
Longevity	✨ Modern (Hawk Point-HS (Zen 4) (2023−2024) / 4 nm)	✨ Modern (Krackan Point (2025) / 4 nm)

💎 Value Proposition

Insight	Ryzen 5 8640HS	Ryzen AI 5 340
Cost Efficiency	❌ Lower cost efficiency	❌ Lower cost efficiency
Upfront Cost	Equivalent pricing	Equivalent pricing

Performance Check

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.

Ryzen 5 8640HS Benchmark Check

Ryzen AI 5 340 Benchmark Check

Technical Specifications

Side-by-side comparison of Ryzen 5 8640HS and Ryzen AI 5 340

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.

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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