CPU Comparison: AMD Ryzen 7 7840S vs Intel Core i7-1280P

Key Findings

  • The AMD Ryzen 7 7840S leads in single-threaded performance by up to 10.8%
  • In multi-threaded workloads, the AMD Ryzen 7 7840S shows superior performance with a 18.9% advantage
  • The AMD Ryzen 7 7840S has the highest core count with 8 cores

Performance Rankings & Market Position

AMD Ryzen 7 7840S

Laptop
Release Date
Q3 2023
Market Position
494th fastest in multithreading
4890 CPUs219th fastest in single threading
4890 CPUs72nd fastest in
1434 Laptop CPUs

Intel Core i7-1280P

Laptop
Release Date
Q1 2022
Market Position
647th fastest in multithreading
4890 CPUs367th fastest in single threading
4890 CPUs129th fastest in
1434 Laptop CPUs

Performance

Single-Thread Performance

7840S
3,685
i7-1280P
3,325

Multi-Thread Performance

7840S
24,309
i7-1280P
20,452

Specifications: AMD Ryzen 7 7840S vs Intel Core i7-1280P

💻CPU Model
AMD Ryzen 7 7840S
7840S
Intel Core i7-1280P
i7-1280P
🔄Other Names
AMD Ryzen 7 7840S with Radeon 780M Graphics
7840S
12th Gen Intel(R) Core(TM) i7-1280P, 12th Gen Intel Core i7-1280P
i7-1280P
âš¡Base Clock
3.8 GHz
7840S
N/A
i7-1280P
🚀Turbo Clock
5.1 GHz
7840S
N/A
i7-1280P
💻Cores/Threads
8 Threads: 16
7840S
N/A
i7-1280P
🔌Socket
FP7 FP7r2 FP8
7840S
FCBGA1744
i7-1280P
âš¡TDP
54 W
7840S
28 W
i7-1280P
💾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 48 KBL2 Cache: 6 x 1280 KBL3 Cache: 24 MB
i7-1280P

The AMD Ryzen 7 7840S and Intel Core i7-1280P 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 Intel Core i7-1280P 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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