Consumercarts is reader-supported. Learn more
AMD Ryzen 7 PRO 7840HS vs AMD Ryzen 7 PRO 7840U: Comparison
What is the difference between Ryzen 7 PRO 7840HS and Ryzen 7 PRO 7840U?
P-core base clock is the dividing line, Ryzen 7 PRO 7840HS 3.8 GHz against Ryzen 7 PRO 7840U 3.3 GHz. There is a split on tdp as well, 35 W on the Ryzen 7 PRO 7840HS versus 28 W on the Ryzen 7 PRO 7840U. They differ on configurable tdp floor too, 35 W on the Ryzen 7 PRO 7840HS versus 15 W on the Ryzen 7 PRO 7840U. Base power is not the same on both, 35 W on the Ryzen 7 PRO 7840HS versus 28 W on the Ryzen 7 PRO 7840U. They differ on max turbo power too, 54 W on the Ryzen 7 PRO 7840HS versus 30 W on the Ryzen 7 PRO 7840U.
Ryzen 7 PRO 7840HS vs Ryzen 7 PRO 7840U: which one fits your build
The Ryzen 7 PRO 7840HS suits mainstream laptops and multitasking and productivity, though it is not built for high-end gaming and extreme battery-life-first designs. The Ryzen 7 PRO 7840U 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 7 PRO 7840HS (8.1/10): the AMD Ryzen 7 PRO 7840HS strikes a strong balance between performance and portability for mainstream laptops. Our rating of the Ryzen 7 PRO 7840U (7.8/10): the AMD Ryzen 7 PRO 7840U is a well-balanced ultraportable chip that prioritizes battery life and everyday responsiveness.
What Ryzen 7 PRO 7840HS and Ryzen 7 PRO 7840U have in common
The common ground is wider than the gap: total cores, performance cores, efficiency cores, total threads and p-core boost clock are identical here. They match on 20 further specifications as well.
Frequently asked questions
Is the L3 Cache the same on the Ryzen 7 PRO 7840HS and Ryzen 7 PRO 7840U?
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 7 PRO 7840HS
- Ryzen 7
- AMD Ryzen 7 PRO 7840U
- Ryzen 7
Form Factor
- AMD Ryzen 7 PRO 7840HS
- Laptop
- AMD Ryzen 7 PRO 7840U
- Laptop
Model Number
- AMD Ryzen 7 PRO 7840HS
- 7 PRO 7840HS
- AMD Ryzen 7 PRO 7840U
- 7 PRO 7840U
Codename
- AMD Ryzen 7 PRO 7840HS
- Phoenix
- AMD Ryzen 7 PRO 7840U
- Phoenix
Release Year
- AMD Ryzen 7 PRO 7840HS
- 2023
- AMD Ryzen 7 PRO 7840U
- 2023
TDP
- AMD Ryzen 7 PRO 7840HS
- 35 W
- AMD Ryzen 7 PRO 7840U
- 28 W
iGPU
- AMD Ryzen 7 PRO 7840HS
- AMD Radeon 780M
- AMD Ryzen 7 PRO 7840U
- AMD Radeon 780M
Market Segment
- AMD Ryzen 7 PRO 7840HS
- Laptop
- AMD Ryzen 7 PRO 7840U
- Laptop
Microarchitecture
- AMD Ryzen 7 PRO 7840HS
- Zen 4 (Phoenix/Hawk Point)
- AMD Ryzen 7 PRO 7840U
- Zen 4 (Phoenix/Hawk Point)
Socket
- AMD Ryzen 7 PRO 7840HS
- FP7, FP7r2
- AMD Ryzen 7 PRO 7840U
- FP7, FP7r2
Socket Status
- AMD Ryzen 7 PRO 7840HS
- Mature
- AMD Ryzen 7 PRO 7840U
- Mature
Process Node
- AMD Ryzen 7 PRO 7840HS
- 4 nm
- AMD Ryzen 7 PRO 7840U
- 4 nm
Total Cores
- AMD Ryzen 7 PRO 7840HS
- 8
- AMD Ryzen 7 PRO 7840U
- 8
Performance Cores
- AMD Ryzen 7 PRO 7840HS
- 8
- AMD Ryzen 7 PRO 7840U
- 8
Efficiency Cores
- AMD Ryzen 7 PRO 7840HS
- 0
- AMD Ryzen 7 PRO 7840U
- 0
Total Threads
- AMD Ryzen 7 PRO 7840HS
- 16
- AMD Ryzen 7 PRO 7840U
- 16
SMT Enabled
- AMD Ryzen 7 PRO 7840HS
- Yes
- AMD Ryzen 7 PRO 7840U
- Yes
P-Core Base Clock
- AMD Ryzen 7 PRO 7840HS
- 3.8 GHz
- AMD Ryzen 7 PRO 7840U
- 3.3 GHz
P-Core Boost Clock
- AMD Ryzen 7 PRO 7840HS
- 5.1 GHz
- AMD Ryzen 7 PRO 7840U
- 5.1 GHz
L2 Cache
- AMD Ryzen 7 PRO 7840HS
- 8 MB
- AMD Ryzen 7 PRO 7840U
- 8 MB
L3 Cache
- AMD Ryzen 7 PRO 7840HS
- 16 MB
- AMD Ryzen 7 PRO 7840U
- 16 MB
Base Power
- AMD Ryzen 7 PRO 7840HS
- 35 W
- AMD Ryzen 7 PRO 7840U
- 28 W
Max Turbo Power
- AMD Ryzen 7 PRO 7840HS
- 54 W
- AMD Ryzen 7 PRO 7840U
- 30 W
Configurable TDP Floor
- AMD Ryzen 7 PRO 7840HS
- 35 W
- AMD Ryzen 7 PRO 7840U
- 15 W
Memory Type
- AMD Ryzen 7 PRO 7840HS
- DDR5 or LPDDR5X
- AMD Ryzen 7 PRO 7840U
- DDR5 or LPDDR5X
Max Memory Speed
- AMD Ryzen 7 PRO 7840HS
- 7500 MT/s
- AMD Ryzen 7 PRO 7840U
- 7500 MT/s
Memory Channels
- AMD Ryzen 7 PRO 7840HS
- 2
- AMD Ryzen 7 PRO 7840U
- 2
Integrated Graphics
- AMD Ryzen 7 PRO 7840HS
- Yes
- AMD Ryzen 7 PRO 7840U
- Yes
iGPU Model
- AMD Ryzen 7 PRO 7840HS
- AMD Radeon 780M
- AMD Ryzen 7 PRO 7840U
- AMD Radeon 780M
iGPU Compute Units
- AMD Ryzen 7 PRO 7840HS
- 12
- AMD Ryzen 7 PRO 7840U
- 12
Copilot Plus Certified
- AMD Ryzen 7 PRO 7840HS
- No
- AMD Ryzen 7 PRO 7840U
- No
PCIe Generation
- AMD Ryzen 7 PRO 7840HS
- PCIe 4.0
- AMD Ryzen 7 PRO 7840U
- PCIe 4.0
PCIe Lanes
- AMD Ryzen 7 PRO 7840HS
- 20
- AMD Ryzen 7 PRO 7840U
- 20
Which one should you pick?
Choose 7840HS if you want the higher L2 cache (8 MB vs 8 MB), the higher L3 cache (16 MB vs 16 MB) and the higher memory channels (2 vs 2).
Choose 7840U if you already have it on hand or find it at a lower price.
Verdict
AMD Ryzen 7 PRO 7840HS
8.1 / 10 Expert Rating
The AMD Ryzen 7 PRO 7840HS strikes a strong balance between performance and portability for mainstream laptops.
AMD Ryzen 7 PRO 7840U
7.8 / 10 Expert Rating
The AMD Ryzen 7 PRO 7840U is a well-balanced ultraportable chip that prioritizes battery life and everyday responsiveness.