Ryzen 5 8640HS vs Ryzen 5 PRO 5655G

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 5 PRO 5655G 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 5 PRO 5655G: 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: +12.2% higher average FPS across 50 shared CPU benchmark tests.
✅Draws 28W instead of 65W, a 37W reduction.
✅Newer platform on FP8 with DDR5 support instead of AM4 and DDR4.

Trade-offs

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

Ryzen 5 PRO 5655G

2024

Why buy it

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 5 8640HS across 50 shared CPU benchmark tests.
❌Lower PassMark (19,739 vs 19,851).
❌Launch MSRP is still $146 MSRP, while Ryzen 5 8640HS mostly shows up through inconsistent older-market listings.
❌132.1% higher power demand at 65W vs 28W.
❌Older platform position on AM4 with DDR4, while Ryzen 5 8640HS moves to FP8 and DDR5.

Quick Answers

So, is Ryzen 5 8640HS better than Ryzen 5 PRO 5655G?

Yes. Ryzen 5 8640HS is the better all-around CPU here. It gives you a 12.2% average FPS lead across 50 shared CPU game tests in our data, 0.6% 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 8640HS is the better pick. According to our tests, it delivers 12.2% 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, Ryzen 5 8640HS is the stronger fit. You are getting 0.6% better PassMark, backed by 6 cores and 12 threads.

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

Ryzen 5 8640HS is still the faster CPU overall, but Ryzen 5 PRO 5655G is easier to justify if budget matters more than peak performance. Ryzen 5 8640HS comes in at an unclear MSRP at unclear MSRP versus $146 MSRP, and it still gives you a 12.2% average FPS lead across 50 shared CPU game tests in our data. Ryzen 5 PRO 5655G is also 100.0% better value on MSRP (135.2 vs 0.0 PassMark/$), 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 8640HS makes more sense long term for 2026 and beyond. You are getting a healthier platform with FP8 and DDR5 instead of AM4 and more multi-core headroom with 6 cores / 12 threads instead of 6/12. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Ryzen 5 8640HS vs Ryzen 5 PRO 5655G 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 5 PRO 5655G

The Ryzen 5 PRO 5655G is manufactured by AMD. It was released in 7 May 2024 (1 year ago). It is based on the Cezanne (2021−2025) architecture. It features 6 cores and 12 threads. Base frequency is 3.9 GHz, with boost up to 4.4 GHz. L3 cache: 16 MB. L2 cache: 512 kB (per core). Built on 7 nm process technology. Socket: AM4. Thermal design power (TDP): 65 Watt. Memory support: DDR4. Passmark benchmark score: 19,739 points. Launch price was $299.

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Processing Power

Both the Ryzen 5 8640HS and Ryzen 5 PRO 5655G share an identical 6-core/12-thread configuration. Boost clocks reach 4.9 GHz on the Ryzen 5 8640HS versus 4.4 GHz on the Ryzen 5 PRO 5655G — a 10.8% clock advantage for the Ryzen 5 8640HS (base: 3.5 GHz vs 3.9 GHz). The Ryzen 5 8640HS uses the Hawk Point-HS (Zen 4) (2023−2024) architecture (4 nm), while the Ryzen 5 PRO 5655G uses Cezanne (2021−2025) (7 nm). In PassMark, the Ryzen 5 8640HS scores 19,851 against the Ryzen 5 PRO 5655G's 19,739 — a 0.6% lead for the Ryzen 5 8640HS. L3 cache: 16 MB (total) on the Ryzen 5 8640HS vs 16 MB on the Ryzen 5 PRO 5655G.

Feature	Ryzen 5 8640HS	Ryzen 5 PRO 5655G
Cores / Threads	6 / 12	6 / 12
Boost Clock	4.9 GHz+11%	4.4 GHz
Base Clock	3.5 GHz	3.9 GHz+11%
L3 Cache	16 MB (total)	16 MB
L2 Cache	1 MB (per core)+100%	512 kB (per core)
Process	4 nm-43%	7 nm
Architecture	Hawk Point-HS (Zen 4) (2023−2024)	Cezanne (2021−2025)
PassMark	19,851	19,739

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Memory & Platform

The Ryzen 5 8640HS uses the FP8 socket (PCIe 3.0), while the Ryzen 5 PRO 5655G uses AM4 (PCIe 3.0) — making them incompatible on the same motherboard.