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AMD Ryzen 5 6600U vs AMD Ryzen 5 7540U: Comparison
Ryzen 5 6600U vs Ryzen 5 7540U p-core boost clock compared
The first real difference is p-core boost clock: Ryzen 5 6600U 4.5 GHz against Ryzen 5 7540U 4.9 GHz. They differ on p-core base clock too, 2.9 GHz on the Ryzen 5 6600U versus 3.2 GHz on the Ryzen 5 7540U. Ryzen 5 7540U also leads on l2 cache, 3 MB on the Ryzen 5 6600U versus 6 MB on the Ryzen 5 7540U. There is a split on socket as well, FP7 on the Ryzen 5 6600U versus FP7, FP7r2 on the Ryzen 5 7540U. They differ on socket status too, End of Life on the Ryzen 5 6600U versus Mature on the Ryzen 5 7540U. Pcie lanes runs the same way, 12 on the Ryzen 5 6600U versus 14 on the Ryzen 5 7540U, another win for Ryzen 5 7540U. There is a split on release year as well, 2022 on the Ryzen 5 6600U versus 2023 on the Ryzen 5 7540U. They differ on igpu too, AMD Radeon 660M on the Ryzen 5 6600U versus AMD Radeon 740M on the Ryzen 5 7540U. They differ on microarchitecture too, Zen 3+ on the Ryzen 5 6600U versus Zen 4 on the Ryzen 5 7540U.
Who each one is for
The Ryzen 5 6600U suits mainstream desktop builds and everyday productivity, though it is not the pick for extreme overclocking (unless K/X-series) and workstation-class multi-threaded workloads. The Ryzen 5 7540U is the one to take for mainstream desktop builds and everyday productivity, though it is not built for extreme overclocking (unless K/X-series) and workstation-class multi-threaded workloads.
What Ryzen 5 6600U and Ryzen 5 7540U have in common
Everything else lines up. Total cores, performance cores, efficiency cores, total threads and configurable tdp floor read the same on both, so those are not worth weighing. They match on 12 further specifications as well.
Frequently asked questions
Do the Ryzen 5 6600U and Ryzen 5 7540U differ on base power?
Yes. Base Power reads 15 W on the Ryzen 5 6600U versus 28 W on the Ryzen 5 7540U.
Is the L3 Cache the same on the Ryzen 5 6600U and Ryzen 5 7540U?
It is. Both are listed at 16 MB, so it is not a reason to pick one over the other.
Specs and benchmarks
Product Line
- AMD Ryzen 5 6600U
- Ryzen
- AMD Ryzen 5 7540U
- Ryzen
Form Factor
- AMD Ryzen 5 6600U
- Laptops, Desktops
- AMD Ryzen 5 7540U
- Laptops, Desktops
Model Number
- AMD Ryzen 5 6600U
- 6600U
- AMD Ryzen 5 7540U
- Ryzen 5 7540U
Codename
- AMD Ryzen 5 6600U
- Rembrandt
- AMD Ryzen 5 7540U
- Phoenix
Release Year
- AMD Ryzen 5 6600U
- 2022
- AMD Ryzen 5 7540U
- 2023
iGPU
- AMD Ryzen 5 6600U
- AMD Radeon 660M
- AMD Ryzen 5 7540U
- AMD Radeon 740M
Market Segment
- AMD Ryzen 5 6600U
- Laptop
- AMD Ryzen 5 7540U
- Laptop
Microarchitecture
- AMD Ryzen 5 6600U
- Zen 3+
- AMD Ryzen 5 7540U
- Zen 4
Socket
- AMD Ryzen 5 6600U
- FP7
- AMD Ryzen 5 7540U
- FP7, FP7r2
Socket Status
- AMD Ryzen 5 6600U
- End of Life
- AMD Ryzen 5 7540U
- Mature
Process Node
- AMD Ryzen 5 6600U
- TSMC 6nm FinFET
- AMD Ryzen 5 7540U
- TSMC 4nm FinFET
Total Cores
- AMD Ryzen 5 6600U
- 6
- AMD Ryzen 5 7540U
- 6
Performance Cores
- AMD Ryzen 5 6600U
- 6
- AMD Ryzen 5 7540U
- 6
Efficiency Cores
- AMD Ryzen 5 6600U
- 0
- AMD Ryzen 5 7540U
- 0
Total Threads
- AMD Ryzen 5 6600U
- 12
- AMD Ryzen 5 7540U
- 12
SMT Enabled
- AMD Ryzen 5 6600U
- Yes
- AMD Ryzen 5 7540U
- Yes
P-Core Base Clock
- AMD Ryzen 5 6600U
- 2.9 GHz
- AMD Ryzen 5 7540U
- 3.2 GHz
P-Core Boost Clock
- AMD Ryzen 5 6600U
- 4.5 GHz
- AMD Ryzen 5 7540U
- 4.9 GHz
Unlocked Multiplier
- AMD Ryzen 5 6600U
- No
- AMD Ryzen 5 7540U
- No
L2 Cache
- AMD Ryzen 5 6600U
- 3 MB-50%
- AMD Ryzen 5 7540U
- 6 MBBest
L3 Cache
- AMD Ryzen 5 6600U
- 16 MB
- AMD Ryzen 5 7540U
- 16 MB
Base Power
- AMD Ryzen 5 6600U
- 15 W
- AMD Ryzen 5 7540U
- 28 W
Configurable TDP Floor
- AMD Ryzen 5 6600U
- 15 W
- AMD Ryzen 5 7540U
- 15 W
Memory Type
- AMD Ryzen 5 6600U
- DDR5
- AMD Ryzen 5 7540U
- DDR5, LPDDR5X
Max Memory Speed
- AMD Ryzen 5 6600U
- 6400 MT/s
- AMD Ryzen 5 7540U
- 7500 MT/sBest
Memory Channels
- AMD Ryzen 5 6600U
- 2
- AMD Ryzen 5 7540U
- 2
ECC Support
- AMD Ryzen 5 6600U
- No
- AMD Ryzen 5 7540U
- No
Integrated Graphics
- AMD Ryzen 5 6600U
- Yes
- AMD Ryzen 5 7540U
- Yes
iGPU Model
- AMD Ryzen 5 6600U
- AMD Radeon 660M
- AMD Ryzen 5 7540U
- AMD Radeon 740M
iGPU Compute Units
- AMD Ryzen 5 6600U
- 6
- AMD Ryzen 5 7540U
- 4
Copilot Plus Certified
- AMD Ryzen 5 6600U
- No
- AMD Ryzen 5 7540U
- No
PCIe Generation
- AMD Ryzen 5 6600U
- PCIe 4.0
- AMD Ryzen 5 7540U
- PCIe 4.0
PCIe Lanes
- AMD Ryzen 5 6600U
- 12-14%
- AMD Ryzen 5 7540U
- 14
Retail Availability
- AMD Ryzen 5 6600U
- Soldered Only
- AMD Ryzen 5 7540U
- Soldered Only
Which one should you pick?
Choose 6600U if you want the higher L3 cache (16 MB vs 16 MB) and the higher memory channels (2 vs 2).
Choose 7540U if you want the higher L2 cache (6 MB vs 3 MB) and the higher PCIe lanes (14 vs 12).