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.

Ryzen 5 7545U vs Ryzen 5 8640U 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 7545U vs Ryzen 5 8640U: 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 7545U

2023

Why buy it

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 5 8640U across 50 shared CPU benchmark tests.
❌Lower PassMark (20,185 vs 20,274).

Ryzen 5 8640U

2023

Why buy it

✅Better for gaming: +3.6% higher average FPS across 50 shared CPU benchmark tests.

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 all-around CPU here. It gives you a 3.6% average FPS lead across 50 shared CPU game tests in our data, 0.4% 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 8640U is the better pick. According to our tests, it delivers 3.6% 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 8640U is the stronger 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 makes the most sense overall. Ryzen 5 8640U comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 3.6% average FPS lead across 50 shared CPU game tests in our data.

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

Ryzen 5 8640U makes more sense long term for 2026 and beyond. You are getting more multi-core headroom with 6 cores / 12 threads instead of 6/12. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Ryzen 5 7545U vs Ryzen 5 8640U Technical Specifications

Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

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.

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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

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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. Maximum memory speed reaches DDR5-5600 on the Ryzen 5 7545U versus LPDDR5x-7500 on the Ryzen 5 8640U — the Ryzen 5 8640U supports 33.9% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Ryzen 5 8640U supports up to 256 GB of RAM compared to 64 GB — 300% 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+34%
Max RAM Capacity	64 GB	256 GB+300%
RAM Channels	2	2
ECC Support	No	Yes
PCIe Lanes	20	20

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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.