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.

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.

Ryzen 5 8640HS

2023

Why buy it

✅Better for gaming: +10.8% higher average FPS across 44 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 44 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.

Ryzen 5 8640HS

2023

Ryzen 5 PRO 5655G

2024

Why buy it

✅Better for gaming: +10.8% higher average FPS across 44 shared CPU benchmark tests.
✅Draws 28W instead of 65W, a 37W reduction.
✅Newer platform on FP8 with DDR5 support instead of AM4 and DDR4.

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 Ryzen 5 8640HS across 44 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 overall CPU here. You are getting a 10.8% average FPS lead across 44 shared CPU game tests in our data, 0.6% better PassMark, and the stronger long-term platform, which makes it the stronger all-around choice.

Which one is better for gaming?

If gaming is the priority, Ryzen 5 8640HS is the better pick here. According to our tests, it delivers 10.8% more average FPS across 44 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 better 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 makes more sense if price matters more than absolute performance. Ryzen 5 8640HS is at an unclear MSRP at unclear MSRP versus $146 MSRP, and it gives you a 10.8% average FPS lead across 44 shared CPU game tests in our data. Ryzen 5 PRO 5655G is also 100.0% better value on MSRP (135.2 vs 0.0 PassMark/$), which is why it is easier to justify for price-conscious builds on paper.

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

Ryzen 5 8640HS is the more future-proof choice 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 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.

Ryzen 5 8640HS Benchmark Check

Ryzen 5 PRO 5655G Benchmark Check

Path of Exile 2

Preset	Ryzen 5 8640HS	Ryzen 5 PRO 5655G
1080p
low	261 FPS	177 FPS
medium	237 FPS	148 FPS
high	199 FPS	119 FPS
ultra	171 FPS	100 FPS
1440p
low	230 FPS	150 FPS
medium	190 FPS	124 FPS
high	155 FPS	100 FPS
ultra	137 FPS	84 FPS
4K
low	159 FPS	81 FPS
medium	133 FPS	72 FPS
high	103 FPS	57 FPS
ultra	91 FPS	44 FPS

Open Ryzen 5 8640HS Open Ryzen 5 PRO 5655G

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Ryzen 5 8640HS	Ryzen 5 PRO 5655G
1080p
low	372 FPS	345 FPS
medium	309 FPS	291 FPS
high	272 FPS	260 FPS
ultra	236 FPS	224 FPS
1440p
low	313 FPS	306 FPS
medium	270 FPS	265 FPS
high	244 FPS	242 FPS
ultra	207 FPS	204 FPS
4K
low	234 FPS	236 FPS
medium	206 FPS	209 FPS
high	191 FPS	193 FPS
ultra	161 FPS	161 FPS

Open Ryzen 5 8640HS Open Ryzen 5 PRO 5655G

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Ryzen 5 8640HS	Ryzen 5 PRO 5655G
1080p
low	496 FPS	493 FPS
medium	496 FPS	493 FPS
high	496 FPS	493 FPS
ultra	496 FPS	490 FPS
1440p
low	496 FPS	493 FPS
medium	496 FPS	441 FPS
high	496 FPS	404 FPS
ultra	443 FPS	343 FPS
4K
low	493 FPS	365 FPS
medium	435 FPS	313 FPS
high	372 FPS	276 FPS
ultra	308 FPS	216 FPS

Open Ryzen 5 8640HS Open Ryzen 5 PRO 5655G

League of Legends

League of Legends

Valorant

Preset	Ryzen 5 8640HS	Ryzen 5 PRO 5655G
1080p
low	496 FPS	493 FPS
medium	496 FPS	493 FPS
high	496 FPS	493 FPS
ultra	496 FPS	493 FPS
1440p
low	496 FPS	493 FPS
medium	496 FPS	493 FPS
high	496 FPS	493 FPS
ultra	496 FPS	493 FPS
4K
low	496 FPS	493 FPS
medium	496 FPS	455 FPS
high	442 FPS	404 FPS
ultra	380 FPS	355 FPS

Open Ryzen 5 8640HS Open Ryzen 5 PRO 5655G

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Ryzen 5 8640HS and Ryzen 5 PRO 5655G

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.

⚡

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

🧠

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.