CPU Comparison: AMD Ryzen 7 7840S vs AMD Ryzen 5 PRO 6650U
Key Findings
- The AMD Ryzen 7 7840S leads in single-threaded performance by up to 15.8%
- In multi-threaded workloads, the AMD Ryzen 7 7840S shows superior performance with a 45.7% advantage
- The AMD Ryzen 7 7840S has the highest core count with 8 cores
Performance Rankings & Market Position
AMD Ryzen 7 7840S
Release Date
Q3 2023
Market Position
494th fastest in multithreading
4890 CPUs219th fastest in single threading
4890 CPUs72nd fastest in
1434 Laptop CPUs
AMD Ryzen 5 PRO 6650U
Release Date
Q2 2022
Market Position
821st fastest in multithreading
4890 CPUs441st fastest in single threading
4890 CPUs182nd fastest in
1434 Laptop CPUs
Performance
Single-Thread Performance
7840S
3,685
6650U
3,181
Multi-Thread Performance
7840S
24,309
6650U
16,679
Specifications: AMD Ryzen 7 7840S vs AMD Ryzen 5 PRO 6650U
💻CPU Model
AMD Ryzen 7 7840S
7840S
AMD Ryzen 5 PRO 6650U
6650U
🔄Other Names
AMD Ryzen 7 7840S with Radeon 780M Graphics
7840S
AMD Ryzen 5 PRO 6650U with Radeon Graphics
6650U
âš¡Base Clock
3.8 GHz
7840S
2.9 GHz
6650U
🚀Turbo Clock
5.1 GHz
7840S
4.5 GHz
6650U
💻Cores/Threads
8 Threads: 16
7840S
6 Threads: 12
6650U
🔌Socket
FP7 FP7r2 FP8
7840S
FP7
6650U
âš¡TDP
54 W
7840S
28 W
6650U
💾Cache
L1 Instruction Cache: 8 x 32 KBL1 Data Cache: 8 x 32 KBL2 Cache: 8 x 1024 KBL3 Cache: 16 MB
7840S
L1 Instruction Cache: 6 x 32 KBL1 Data Cache: 6 x 32 KBL2 Cache: 6 x 512 KBL3 Cache: 16 MB
6650U
The AMD Ryzen 7 7840S and AMD Ryzen 5 PRO 6650U compete in the Laptop segment. The AMD Ryzen 7 7840S shows superior single-thread performance, making it better for tasks like gaming and light workloads.
For multi-threaded applications, the AMD Ryzen 5 PRO 6650U takes the lead, despite having the same core count.
Power consumption differs significantly, with the AMD Ryzen 7 7840S drawing more power under load (54W vs 28W). This may impact system thermal design and power supply requirements.
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