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AMD Ryzen 7 PRO 8840U vs AMD Ryzen 9 6900HX: Comparison
Ryzen 7 PRO 8840U vs Ryzen 9 6900HX p-core boost clock compared
The first real difference is p-core boost clock: Ryzen 7 PRO 8840U 5.1 GHz against Ryzen 9 6900HX 4.9 GHz. L2 cache runs the same way, 8 MB on the Ryzen 7 PRO 8840U versus 4 MB on the Ryzen 9 6900HX, another win for Ryzen 7 PRO 8840U. Tdp is not the same on both, 28 W on the Ryzen 7 PRO 8840U versus 45 W on the Ryzen 9 6900HX. There is a split on socket as well, FP7, FP7r2 on the Ryzen 7 PRO 8840U versus FP7 on the Ryzen 9 6900HX. They differ on socket status too, Mature on the Ryzen 7 PRO 8840U versus End of Life on the Ryzen 9 6900HX. Form factor is not the same on both, Laptop on the Ryzen 7 PRO 8840U versus Laptops, Desktops on the Ryzen 9 6900HX. There is a split on release year as well, 2024 on the Ryzen 7 PRO 8840U versus 2022 on the Ryzen 9 6900HX. They differ on igpu too, AMD Radeon 780M on the Ryzen 7 PRO 8840U versus AMD Radeon 680M on the Ryzen 9 6900HX. They differ on microarchitecture too, Zen 4 on the Ryzen 7 PRO 8840U versus Zen 3+ on the Ryzen 9 6900HX.
Which should you buy, Ryzen 7 PRO 8840U or Ryzen 9 6900HX?
The Ryzen 7 PRO 8840U is the one to take for mainstream desktop builds and everyday productivity, though it is the wrong buy for extreme overclocking (unless K/X-series) and workstation-class multi-threaded workloads. Buy the Ryzen 9 6900HX for 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.
What Ryzen 7 PRO 8840U and Ryzen 9 6900HX have in common
The common ground is wider than the gap: total cores, performance cores, efficiency cores, total threads and p-core base clock are identical here. They match on 11 further specifications as well.
Frequently asked questions
Do the Ryzen 7 PRO 8840U and Ryzen 9 6900HX differ on unlocked multiplier?
Yes. Unlocked Multiplier reads No on the Ryzen 7 PRO 8840U versus Yes on the Ryzen 9 6900HX.
Is the L3 Cache the same on the Ryzen 7 PRO 8840U and Ryzen 9 6900HX?
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 8840U
- Ryzen
- AMD Ryzen 9 6900HX
- Ryzen
Form Factor
- AMD Ryzen 7 PRO 8840U
- Laptop
- AMD Ryzen 9 6900HX
- Laptops, Desktops
Model Number
- AMD Ryzen 7 PRO 8840U
- Ryzen 7 PRO 8840U
- AMD Ryzen 9 6900HX
- 6900HX
Codename
- AMD Ryzen 7 PRO 8840U
- Hawk Point
- AMD Ryzen 9 6900HX
- Rembrandt
Release Year
- AMD Ryzen 7 PRO 8840U
- 2024
- AMD Ryzen 9 6900HX
- 2022
TDP
- AMD Ryzen 7 PRO 8840U
- 28 W
- AMD Ryzen 9 6900HX
- 45 W
iGPU
- AMD Ryzen 7 PRO 8840U
- AMD Radeon 780M
- AMD Ryzen 9 6900HX
- AMD Radeon 680M
Market Segment
- AMD Ryzen 7 PRO 8840U
- Laptop
- AMD Ryzen 9 6900HX
- Laptop
Microarchitecture
- AMD Ryzen 7 PRO 8840U
- Zen 4
- AMD Ryzen 9 6900HX
- Zen 3+
Socket
- AMD Ryzen 7 PRO 8840U
- FP7, FP7r2
- AMD Ryzen 9 6900HX
- FP7
Socket Status
- AMD Ryzen 7 PRO 8840U
- Mature
- AMD Ryzen 9 6900HX
- End of Life
Process Node
- AMD Ryzen 7 PRO 8840U
- 4 nm
- AMD Ryzen 9 6900HX
- 6 nm
Total Cores
- AMD Ryzen 7 PRO 8840U
- 8
- AMD Ryzen 9 6900HX
- 8
Performance Cores
- AMD Ryzen 7 PRO 8840U
- 8
- AMD Ryzen 9 6900HX
- 8
Efficiency Cores
- AMD Ryzen 7 PRO 8840U
- 0
- AMD Ryzen 9 6900HX
- 0
Total Threads
- AMD Ryzen 7 PRO 8840U
- 16
- AMD Ryzen 9 6900HX
- 16
SMT Enabled
- AMD Ryzen 7 PRO 8840U
- Yes
- AMD Ryzen 9 6900HX
- Yes
P-Core Base Clock
- AMD Ryzen 7 PRO 8840U
- 3.3 GHz
- AMD Ryzen 9 6900HX
- 3.3 GHz
P-Core Boost Clock
- AMD Ryzen 7 PRO 8840U
- 5.1 GHz
- AMD Ryzen 9 6900HX
- 4.9 GHz
Unlocked Multiplier
- AMD Ryzen 7 PRO 8840U
- No
- AMD Ryzen 9 6900HX
- Yes
L2 Cache
- AMD Ryzen 7 PRO 8840U
- 8 MBBest
- AMD Ryzen 9 6900HX
- 4 MB-50%
L3 Cache
- AMD Ryzen 7 PRO 8840U
- 16 MB
- AMD Ryzen 9 6900HX
- 16 MB
Base Power
- AMD Ryzen 7 PRO 8840U
- 28 W
- AMD Ryzen 9 6900HX
- 45 W
Memory Type
- AMD Ryzen 7 PRO 8840U
- DDR5 or LPDDR5X
- AMD Ryzen 9 6900HX
- DDR5
Memory Channels
- AMD Ryzen 7 PRO 8840U
- 2
- AMD Ryzen 9 6900HX
- 2
ECC Support
- AMD Ryzen 7 PRO 8840U
- No
- AMD Ryzen 9 6900HX
- No
Integrated Graphics
- AMD Ryzen 7 PRO 8840U
- Yes
- AMD Ryzen 9 6900HX
- Yes
iGPU Model
- AMD Ryzen 7 PRO 8840U
- AMD Radeon 780M
- AMD Ryzen 9 6900HX
- AMD Radeon 680M
iGPU Compute Units
- AMD Ryzen 7 PRO 8840U
- 12
- AMD Ryzen 9 6900HX
- 12
Copilot Plus Certified
- AMD Ryzen 7 PRO 8840U
- No
- AMD Ryzen 9 6900HX
- No
PCIe Generation
- AMD Ryzen 7 PRO 8840U
- PCIe 4.0
- AMD Ryzen 9 6900HX
- PCIe 4.0
Retail Availability
- AMD Ryzen 7 PRO 8840U
- Soldered Only
- AMD Ryzen 9 6900HX
- Soldered Only
Which one should you pick?
Choose 8840U if you want the higher L2 cache (8 MB vs 4 MB), the higher L3 cache (16 MB vs 16 MB) and the higher memory channels (2 vs 2).
Choose 6900HX if you already have it on hand or find it at a lower price.