Ryzen 5 5500X3D vs Ryzen 5 8640U

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 5500X3D

2025

Why buy it

✅+500% larger total L3 cache (96 MB vs 16 MB).

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 5 8640U across 4 shared CPU benchmark tests.
❌Lower PassMark (20,231 vs 20,274).
❌Launch MSRP is still $185 MSRP, while Ryzen 5 8640U mostly shows up through inconsistent older-market listings.
❌275% higher power demand at 105W vs 28W.
❌Older platform position on AM4 with DDR4, while Ryzen 5 8640U moves to FP8 and DDR5.

Ryzen 5 8640U

2023

Why buy it

✅Better for gaming: +19.5% higher average FPS across 4 shared CPU benchmark tests.
✅Draws 28W instead of 105W, a 77W reduction.
✅Newer platform on FP8 with DDR5 support instead of AM4 and DDR4.
✅100+% more PCIe lanes (20 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Radeon 760M, while Ryzen 5 5500X3D needs a discrete GPU.

Trade-offs

❌Smaller total L3 cache (16 MB vs 96 MB).

Ryzen 5 5500X3D

2025

Ryzen 5 8640U

2023

Why buy it

✅+500% larger total L3 cache (96 MB vs 16 MB).

Why buy it

✅Better for gaming: +19.5% higher average FPS across 4 shared CPU benchmark tests.
✅Draws 28W instead of 105W, a 77W reduction.
✅Newer platform on FP8 with DDR5 support instead of AM4 and DDR4.
✅100+% more PCIe lanes (20 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Radeon 760M, while Ryzen 5 5500X3D needs a discrete GPU.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 5 8640U across 4 shared CPU benchmark tests.
❌Lower PassMark (20,231 vs 20,274).
❌Launch MSRP is still $185 MSRP, while Ryzen 5 8640U mostly shows up through inconsistent older-market listings.
❌275% higher power demand at 105W vs 28W.
❌Older platform position on AM4 with DDR4, while Ryzen 5 8640U moves to FP8 and DDR5.

Trade-offs

❌Smaller total L3 cache (16 MB vs 96 MB).

Quick Answers

So, is Ryzen 5 8640U better than Ryzen 5 5500X3D?

Yes. Ryzen 5 8640U is the better overall CPU here. You are getting a 19.5% average FPS lead across 4 shared CPU game tests in our data, 0.2% 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 8640U is the better pick here. According to our tests, it delivers 19.5% more average FPS across 4 shared CPU game tests.

Which one is better for streaming, content creation, and heavy multitasking?

For streaming, content creation, and heavier multitasking, Ryzen 5 8640U is the better fit. You are getting 0.2% better PassMark, backed by 6 cores and 12 threads.

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

Ryzen 5 8640U is still the faster CPU overall, but Ryzen 5 5500X3D makes more sense if price matters more than absolute performance. Ryzen 5 8640U is at an unclear MSRP at unclear MSRP versus $185 MSRP, and it gives you a 19.5% average FPS lead across 4 shared CPU game tests in our data. Ryzen 5 5500X3D is also 100.0% better value on MSRP (109.4 vs 0.0 PassMark/$), 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 8640U 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 5500X3D Benchmark Check

Ryzen 5 8640U Benchmark Check

Path of Exile 2

Preset	Ryzen 5 5500X3D	Ryzen 5 8640U
1080p
low	159 FPS	261 FPS
medium	129 FPS	237 FPS
high	110 FPS	199 FPS
ultra	89 FPS	171 FPS
1440p
low	144 FPS	230 FPS
medium	116 FPS	190 FPS
high	93 FPS	155 FPS
ultra	75 FPS	137 FPS
4K
low	68 FPS	159 FPS
medium	58 FPS	133 FPS
high	46 FPS	103 FPS
ultra	37 FPS	91 FPS

Open Ryzen 5 5500X3D Open Ryzen 5 8640U

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Ryzen 5 5500X3D	Ryzen 5 8640U
1080p
low	377 FPS	371 FPS
medium	328 FPS	309 FPS
high	255 FPS	272 FPS
ultra	197 FPS	236 FPS
1440p
low	314 FPS	313 FPS
medium	274 FPS	270 FPS
high	221 FPS	244 FPS
ultra	171 FPS	207 FPS
4K
low	213 FPS	234 FPS
medium	192 FPS	206 FPS
high	161 FPS	191 FPS
ultra	126 FPS	161 FPS

Open Ryzen 5 5500X3D Open Ryzen 5 8640U

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Ryzen 5 5500X3D	Ryzen 5 8640U
1080p
low	506 FPS	507 FPS
medium	500 FPS	507 FPS
high	460 FPS	507 FPS
ultra	397 FPS	507 FPS
1440p
low	506 FPS	507 FPS
medium	415 FPS	507 FPS
high	377 FPS	507 FPS
ultra	325 FPS	443 FPS
4K
low	353 FPS	493 FPS
medium	285 FPS	435 FPS
high	244 FPS	372 FPS
ultra	191 FPS	308 FPS

Open Ryzen 5 5500X3D Open Ryzen 5 8640U

League of Legends

League of Legends

Valorant

Preset	Ryzen 5 5500X3D	Ryzen 5 8640U
1080p
low	506 FPS	507 FPS
medium	506 FPS	507 FPS
high	506 FPS	507 FPS
ultra	506 FPS	507 FPS
1440p
low	506 FPS	507 FPS
medium	506 FPS	507 FPS
high	506 FPS	507 FPS
ultra	446 FPS	507 FPS
4K
low	488 FPS	507 FPS
medium	440 FPS	501 FPS
high	385 FPS	442 FPS
ultra	330 FPS	380 FPS

Open Ryzen 5 5500X3D Open Ryzen 5 8640U

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Ryzen 5 5500X3D and Ryzen 5 8640U

Ryzen 5 5500X3D

The Ryzen 5 5500X3D is manufactured by AMD. It was released in 5 June 2025 (less than a year ago). It is based on the Vermeer (2020−2025) architecture. It features 6 cores and 12 threads. Base frequency is 3 GHz, with boost up to 4 GHz. L3 cache: 96 MB (total). L2 cache: 512 kB (per core). Built on 7 nm process technology. Socket: AM4. Thermal design power (TDP): 105 Watt. Memory support: DDR4. Passmark benchmark score: 20,231 points. Launch price was $299.

Ryzen 5 8640U

The Ryzen 5 8640U is manufactured by AMD. It was released in 6 December 2023 (1 year ago). It is based on the Hawk Point-U (Zen 4) (2023−2025) 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: FP8. Thermal design power (TDP): 28 Watt. Memory support: DDR5. Passmark benchmark score: 20,274 points. Launch price was $299.

⚡

Processing Power

Both the Ryzen 5 5500X3D and Ryzen 5 8640U share an identical 6-core/12-thread configuration. Boost clocks reach 4 GHz on the Ryzen 5 5500X3D versus 4.9 GHz on the Ryzen 5 8640U — a 20.2% clock advantage for the Ryzen 5 8640U (base: 3 GHz vs 3.5 GHz). The Ryzen 5 5500X3D uses the Vermeer (2020−2025) architecture (7 nm), while the Ryzen 5 8640U uses Hawk Point-U (Zen 4) (2023−2025) (4 nm). In PassMark, the Ryzen 5 5500X3D scores 20,231 against the Ryzen 5 8640U's 20,274 — a 0.2% lead for the Ryzen 5 8640U. L3 cache: 96 MB (total) on the Ryzen 5 5500X3D vs 16 MB (total) on the Ryzen 5 8640U.

Feature	Ryzen 5 5500X3D	Ryzen 5 8640U
Cores / Threads	6 / 12	6 / 12
Boost Clock	4 GHz	4.9 GHz+23%
Base Clock	3 GHz	3.5 GHz+17%
L3 Cache	96 MB (total)+500%	16 MB (total)
L2 Cache	512 kB (per core)	1 MB (per core)+100%
Process	7 nm	4 nm-43%
Architecture	Vermeer (2020−2025)	Hawk Point-U (Zen 4) (2023−2025)
PassMark	20,231	20,274
Cinebench R23 Multi	—	10,675
Geekbench 6 Single	—	2,519
Geekbench 6 Multi	—	10,308

🧠

Memory & Platform

The Ryzen 5 5500X3D uses the AM4 socket (PCIe 3.0), while the Ryzen 5 8640U uses FP8 (PCIe 4.0) — making them incompatible on the same motherboard.

Feature	Ryzen 5 5500X3D	Ryzen 5 8640U
Socket	AM4	FP8
PCIe Generation	PCIe 3.0	PCIe 4.0+33%
Max RAM Speed	—	LPDDR5x-7500
Max RAM Capacity	—	256 GB
RAM Channels	—	2
ECC Support	—	Yes
PCIe Lanes	—	20

🔧

Advanced Features

Virtualization: not specified (Ryzen 5 5500X3D) / AMD-V (SVM) (Ryzen 5 8640U). The Ryzen 5 8640U includes integrated graphics (Radeon 760M), while the Ryzen 5 5500X3D requires a dedicated GPU. Primary use case: Ryzen 5 8640U targets Productivity. Direct competitor: Ryzen 5 8640U rivals Core i5-1335U.