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AMD Ryzen 5 PRO 7540U vs AMD Ryzen 5 PRO 7545U: Comparison
Ryzen 5 PRO 7540U vs Ryzen 5 PRO 7545U: the performance cores difference
These two are close on paper, and performance cores is the only measure that separates them at all: Ryzen 5 PRO 7540U 6 against Ryzen 5 PRO 7545U 2. Efficiency cores is closer, 0 on the Ryzen 5 PRO 7540U versus 4 on the Ryzen 5 PRO 7545U. Tdp is not the same on both, 15 W on the Ryzen 5 PRO 7540U versus 28 W on the Ryzen 5 PRO 7545U. They differ on product line too, Ryzen on the Ryzen 5 PRO 7540U versus Ryzen 5 on the Ryzen 5 PRO 7545U. Microarchitecture is not the same on both, Zen 4 on the Ryzen 5 PRO 7540U versus Zen 4 / Zen 4c hybrid on the Ryzen 5 PRO 7545U.
Ryzen 5 PRO 7540U vs Ryzen 5 PRO 7545U: which one fits your build
Buy the Ryzen 5 PRO 7540U for ultraportable laptops and business travel, though it is not the pick for gaming laptops and heavy content creation. The Ryzen 5 PRO 7545U is the one to take for ultraportable laptops and business travel, though it is the wrong buy for gaming laptops and heavy content creation. Our rating of the Ryzen 5 PRO 7540U (7.8/10): the AMD Ryzen 5 PRO 7540U is a well-balanced ultraportable chip that prioritizes battery life and everyday responsiveness. Our rating of the Ryzen 5 PRO 7545U (7.8/10): the AMD Ryzen 5 PRO 7545U is a well-balanced ultraportable chip that prioritizes battery life and everyday responsiveness.
Where the two are identical
Everything else lines up. Total cores, total threads, p-core boost clock, p-core base clock and configurable tdp floor read the same on both, so those are not worth weighing. They match on 22 further specifications as well.
Frequently asked questions
Is the L3 Cache the same on the Ryzen 5 PRO 7540U and Ryzen 5 PRO 7545U?
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 PRO 7540U
- Ryzen
- AMD Ryzen 5 PRO 7545U
- Ryzen 5
Form Factor
- AMD Ryzen 5 PRO 7540U
- Laptop
- AMD Ryzen 5 PRO 7545U
- Laptop
Model Number
- AMD Ryzen 5 PRO 7540U
- Ryzen 5 PRO 7540U
- AMD Ryzen 5 PRO 7545U
- Ryzen 5 PRO 7545U
Codename
- AMD Ryzen 5 PRO 7540U
- Phoenix
- AMD Ryzen 5 PRO 7545U
- Phoenix2
Release Year
- AMD Ryzen 5 PRO 7540U
- 2023
- AMD Ryzen 5 PRO 7545U
- 2023
TDP
- AMD Ryzen 5 PRO 7540U
- 15 W
- AMD Ryzen 5 PRO 7545U
- 28 W
iGPU
- AMD Ryzen 5 PRO 7540U
- AMD Radeon 740M
- AMD Ryzen 5 PRO 7545U
- AMD Radeon 740M
Market Segment
- AMD Ryzen 5 PRO 7540U
- Laptop
- AMD Ryzen 5 PRO 7545U
- Laptop
Microarchitecture
- AMD Ryzen 5 PRO 7540U
- Zen 4 (Phoenix/Hawk Point)
- AMD Ryzen 5 PRO 7545U
- Zen 4 / Zen 4c hybrid (Phoenix2)
Socket
- AMD Ryzen 5 PRO 7540U
- FP7, FP7r2
- AMD Ryzen 5 PRO 7545U
- FP7, FP7r2
Socket Status
- AMD Ryzen 5 PRO 7540U
- Mature
- AMD Ryzen 5 PRO 7545U
- Mature
Process Node
- AMD Ryzen 5 PRO 7540U
- 4 nm
- AMD Ryzen 5 PRO 7545U
- 4 nm
Total Cores
- AMD Ryzen 5 PRO 7540U
- 6
- AMD Ryzen 5 PRO 7545U
- 6
Performance Cores
- AMD Ryzen 5 PRO 7540U
- 6Best
- AMD Ryzen 5 PRO 7545U
- 2
Efficiency Cores
- AMD Ryzen 5 PRO 7540U
- 0
- AMD Ryzen 5 PRO 7545U
- 4Best
Total Threads
- AMD Ryzen 5 PRO 7540U
- 12
- AMD Ryzen 5 PRO 7545U
- 12
SMT Enabled
- AMD Ryzen 5 PRO 7540U
- Yes
- AMD Ryzen 5 PRO 7545U
- Yes
P-Core Base Clock
- AMD Ryzen 5 PRO 7540U
- 3.2 GHz
- AMD Ryzen 5 PRO 7545U
- 3.2 GHz
P-Core Boost Clock
- AMD Ryzen 5 PRO 7540U
- 4.9 GHz
- AMD Ryzen 5 PRO 7545U
- 4.9 GHz
Unlocked Multiplier
- AMD Ryzen 5 PRO 7540U
- No
- AMD Ryzen 5 PRO 7545U
- No
L2 Cache
- AMD Ryzen 5 PRO 7540U
- 6 MB
- AMD Ryzen 5 PRO 7545U
- 6 MB
L3 Cache
- AMD Ryzen 5 PRO 7540U
- 16 MB
- AMD Ryzen 5 PRO 7545U
- 16 MB
Base Power
- AMD Ryzen 5 PRO 7540U
- 28 W
- AMD Ryzen 5 PRO 7545U
- 28 W
Configurable TDP Floor
- AMD Ryzen 5 PRO 7540U
- 15 W
- AMD Ryzen 5 PRO 7545U
- 15 W
Memory Type
- AMD Ryzen 5 PRO 7540U
- DDR5 or LPDDR5X
- AMD Ryzen 5 PRO 7545U
- DDR5 or LPDDR5X
Memory Channels
- AMD Ryzen 5 PRO 7540U
- 2
- AMD Ryzen 5 PRO 7545U
- 2
Max Memory Capacity
- AMD Ryzen 5 PRO 7540U
- 256 GB
- AMD Ryzen 5 PRO 7545U
- 256 GB
ECC Support
- AMD Ryzen 5 PRO 7540U
- No
- AMD Ryzen 5 PRO 7545U
- No
Integrated Graphics
- AMD Ryzen 5 PRO 7540U
- Yes
- AMD Ryzen 5 PRO 7545U
- Yes
iGPU Model
- AMD Ryzen 5 PRO 7540U
- AMD Radeon 740M
- AMD Ryzen 5 PRO 7545U
- AMD Radeon 740M
iGPU Compute Units
- AMD Ryzen 5 PRO 7540U
- 4
- AMD Ryzen 5 PRO 7545U
- 4
Copilot Plus Certified
- AMD Ryzen 5 PRO 7540U
- No
- AMD Ryzen 5 PRO 7545U
- No
PCIe Generation
- AMD Ryzen 5 PRO 7540U
- PCIe 4.0
- AMD Ryzen 5 PRO 7545U
- PCIe 4.0
PCIe Lanes
- AMD Ryzen 5 PRO 7540U
- 14
- AMD Ryzen 5 PRO 7545U
- 14
Retail Availability
- AMD Ryzen 5 PRO 7540U
- Soldered Only
- AMD Ryzen 5 PRO 7545U
- Soldered Only
Which one should you pick?
Choose 7540U if you want the higher L2 cache (6 MB vs 6 MB), the higher L3 cache (16 MB vs 16 MB) and the higher memory channels (2 vs 2).
Choose 7545U if you already have it on hand or find it at a lower price.
Verdict
AMD Ryzen 5 PRO 7540U
7.8 / 10 Expert Rating
The AMD Ryzen 5 PRO 7540U is a well-balanced ultraportable chip that prioritizes battery life and everyday responsiveness.
AMD Ryzen 5 PRO 7545U
7.8 / 10 Expert Rating
The AMD Ryzen 5 PRO 7545U is a well-balanced ultraportable chip that prioritizes battery life and everyday responsiveness.