Ryzen 5 7545U 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 7545U

2023

Why buy it

Trade-offs

❌Lower PassMark (20,185 vs 20,274).

Ryzen 5 8640U

2023

Why buy it

✅+0.4% higher PassMark.

Trade-offs

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

Ryzen 5 7545U

2023

Ryzen 5 8640U

2023

Why buy it

✅+0.4% higher PassMark.

Trade-offs

❌Lower PassMark (20,185 vs 20,274).

Trade-offs

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

Quick Answers

So, is Ryzen 5 8640U better than Ryzen 5 7545U?

Yes. Ryzen 5 8640U is the better overall CPU here. You are getting a 0.6% average FPS lead across 4 shared CPU game tests in our data, 0.4% better PassMark, and the stronger long-term platform, which makes it the stronger all-around choice.

Which one is better for gaming?

For gaming, the two CPUs are effectively a wash in the available data.

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 0.4% better PassMark, backed by 6 cores and 12 threads.

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

Ryzen 5 8640U still looks like the safer overall buy. Ryzen 5 8640U is at an unclear MSRP at unclear MSRP versus unclear MSRP, and it gives you a 0.6% average FPS lead across 4 shared CPU game tests in our data.

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 more multi-core headroom with 6 cores / 12 threads instead of 6/12. That extra compute headroom should age better as games, background tasks, and creator workloads get heavier.

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 7545U Benchmark Check

Ryzen 5 8640U Benchmark Check

Path of Exile 2

Preset	Ryzen 5 7545U	Ryzen 5 8640U
1080p
low	265 FPS	261 FPS
medium	237 FPS	237 FPS
high	198 FPS	199 FPS
ultra	170 FPS	171 FPS
1440p
low	232 FPS	230 FPS
medium	187 FPS	190 FPS
high	152 FPS	155 FPS
ultra	134 FPS	137 FPS
4K
low	163 FPS	159 FPS
medium	133 FPS	133 FPS
high	102 FPS	103 FPS
ultra	89 FPS	91 FPS

Open Ryzen 5 7545U Open Ryzen 5 8640U

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Ryzen 5 7545U	Ryzen 5 8640U
1080p
low	434 FPS	371 FPS
medium	341 FPS	309 FPS
high	293 FPS	272 FPS
ultra	250 FPS	236 FPS
1440p
low	362 FPS	313 FPS
medium	297 FPS	270 FPS
high	262 FPS	244 FPS
ultra	219 FPS	207 FPS
4K
low	272 FPS	234 FPS
medium	227 FPS	206 FPS
high	206 FPS	191 FPS
ultra	171 FPS	161 FPS

Open Ryzen 5 7545U Open Ryzen 5 8640U

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Ryzen 5 7545U	Ryzen 5 8640U
1080p
low	505 FPS	507 FPS
medium	505 FPS	507 FPS
high	505 FPS	507 FPS
ultra	505 FPS	507 FPS
1440p
low	505 FPS	507 FPS
medium	505 FPS	507 FPS
high	505 FPS	507 FPS
ultra	445 FPS	443 FPS
4K
low	503 FPS	493 FPS
medium	438 FPS	435 FPS
high	374 FPS	372 FPS
ultra	309 FPS	308 FPS

Open Ryzen 5 7545U Open Ryzen 5 8640U

League of Legends

League of Legends

Valorant

Preset	Ryzen 5 7545U	Ryzen 5 8640U
1080p
low	505 FPS	507 FPS
medium	505 FPS	507 FPS
high	505 FPS	507 FPS
ultra	505 FPS	507 FPS
1440p
low	505 FPS	507 FPS
medium	505 FPS	507 FPS
high	505 FPS	507 FPS
ultra	505 FPS	507 FPS
4K
low	505 FPS	507 FPS
medium	489 FPS	501 FPS
high	434 FPS	442 FPS
ultra	370 FPS	380 FPS

Open Ryzen 5 7545U Open Ryzen 5 8640U

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Ryzen 5 7545U and Ryzen 5 8640U

Ryzen 5 7545U

The Ryzen 5 7545U is manufactured by AMD. It was released in 2 November 2023 (2 years ago). It is based on the Phoenix (Zen4) (2023) architecture. It features 6 cores and 12 threads. Base frequency is 3.2 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: FP7. Thermal design power (TDP): 28 Watt. Memory support: DDR5. Passmark benchmark score: 20,185 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 7545U and Ryzen 5 8640U share an identical 6-core/12-thread configuration. Boost clocks reach 4.9 GHz on the Ryzen 5 7545U versus 4.9 GHz on the Ryzen 5 8640U — identical boost frequencies (base: 3.2 GHz vs 3.5 GHz). The Ryzen 5 7545U uses the Phoenix (Zen4) (2023) architecture (4 nm), while the Ryzen 5 8640U uses Hawk Point-U (Zen 4) (2023−2025) (4 nm). In PassMark, the Ryzen 5 7545U scores 20,185 against the Ryzen 5 8640U's 20,274 — a 0.4% lead for the Ryzen 5 8640U. Both processors carry 16 MB (total) of L3 cache.

Feature	Ryzen 5 7545U	Ryzen 5 8640U
Cores / Threads	6 / 12	6 / 12
Boost Clock	4.9 GHz	4.9 GHz
Base Clock	3.2 GHz	3.5 GHz+9%
L3 Cache	16 MB (total)	16 MB (total)
L2 Cache	1 MB (per core)	1 MB (per core)
Process	4 nm	4 nm
Architecture	Phoenix (Zen4) (2023)	Hawk Point-U (Zen 4) (2023−2025)
PassMark	20,185	20,274
Cinebench R23 Multi	—	10,675
Geekbench 6 Single	—	2,519
Geekbench 6 Multi	—	10,308

🧠

Memory & Platform

The Ryzen 5 7545U uses the FP7 socket (PCIe 4.0), while the Ryzen 5 8640U uses FP8 (PCIe 4.0) — making them incompatible on the same motherboard. Both support up to DDR5-5600 memory speed. The Ryzen 5 8640U supports up to 256 GB of RAM compared to 64 GB — 120% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 20 PCIe lanes.

Feature	Ryzen 5 7545U	Ryzen 5 8640U
Socket	FP7	FP8
PCIe Generation	PCIe 4.0	PCIe 4.0
Max RAM Speed	DDR5-5600	LPDDR5x-7500
Max RAM Capacity	64 GB	256 GB+300%
RAM Channels	2	2
ECC Support	No	Yes
PCIe Lanes	20	20

🔧

Advanced Features

Neither processor supports overclocking. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Virtualization support: AMD-V (Ryzen 5 7545U) vs AMD-V (SVM) (Ryzen 5 8640U). Both include integrated graphics — Radeon 740M (Ryzen 5 7545U) and Radeon 760M (Ryzen 5 8640U) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Ryzen 5 7545U targets Mobile, Ryzen 5 8640U targets Productivity. Direct competitor: Ryzen 5 8640U rivals Core i5-1335U.