CPU Comparison: AMD Ryzen 7 7840U vs AMD Ryzen 9 6900HX

Key Findings

All CPUs perform similarly in single-threaded tasks
Multi-threaded performance is comparable among all CPUs

Performance Rankings & Market Position

AMD Ryzen 7 7840U

Laptop

Release Date

Q2 2023

Market Position

467th fastest in multithreading

4890 CPUs246th fastest in single threading

4890 CPUs63rd fastest in

1434 Laptop CPUs

AMD Ryzen 9 6900HX

Laptop

Release Date

Q2 2022

Market Position

477th fastest in multithreading

4890 CPUs308th fastest in single threading

4890 CPUs66th fastest in

1434 Laptop CPUs

Performance

Single-Thread Performance

7840U

3,602

6900HX

3,442

Multi-Thread Performance

7840U

24,990

6900HX

24,767

Specifications: AMD Ryzen 7 7840U vs AMD Ryzen 9 6900HX

💻CPU Model

AMD Ryzen 7 7840U

7840U

AMD Ryzen 9 6900HX

6900HX

🔄Other Names

AMD Ryzen 7 7840U w/ Radeon 780M Graphics, AMD Ryzen 7 7840U w/ Radeon 780M Graphics, AMD Ryzen 7 7840U w/ Radeon(TM) 780M Graphics, AMD Ryzen 7 7840U with Radeon 780M Graphics

7840U

AMD Ryzen 9 6900HX with Radeon Graphics

6900HX

⚡Base Clock

3.3 GHz

7840U

3.3 GHz

6900HX

🚀Turbo Clock

5.1 GHz

7840U

4.9 GHz

6900HX

💻Cores/Threads

8 Threads: 16

7840U

8 Threads: 16

6900HX

🔌Socket

N/A

7840U

FP7

6900HX

⚡TDP

30 W

7840U

45 W

6900HX

💾Cache

L1 Instruction Cache: 8 x 32 KBL1 Data Cache: 8 x 32 KBL2 Cache: 8 x 1024 KBL3 Cache: 16 MB

7840U

L1 Instruction Cache: 8 x 32 KBL1 Data Cache: 8 x 32 KBL2 Cache: 8 x 512 KBL3 Cache: 16 MB

6900HX

The AMD Ryzen 7 7840U and AMD Ryzen 9 6900HX compete in the Laptop segment. The AMD Ryzen 7 7840U shows superior single-thread performance, making it better for tasks like gaming and light workloads.

For multi-threaded applications, the AMD Ryzen 9 6900HX takes the lead, despite having the same core count.

Power consumption differs significantly, with the AMD Ryzen 9 6900HX drawing more power under load (45W vs 30W). This may impact system thermal design and power supply requirements.