CPU Comparison: AMD Ryzen 7 7840S vs Intel Core i5-11400H @ 2.70GHz

Key Findings

The AMD Ryzen 7 7840S leads in single-threaded performance by up to 22.9%
In multi-threaded workloads, the AMD Ryzen 7 7840S shows superior performance with a 55.7% 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 i5-11400H @ 2.70GHz

Laptop

Release Date

Q3 2021

Market Position

870th fastest in multithreading

4890 CPUs517th fastest in single threading

4890 CPUs194th fastest in

1434 Laptop CPUs

Performance

Single-Thread Performance

7840S

3,685

2.70GHz

2,998

Multi-Thread Performance

7840S

24,309

2.70GHz

15,611

Specifications: AMD Ryzen 7 7840S vs Intel Core i5-11400H @ 2.70GHz

💻CPU Model

AMD Ryzen 7 7840S

7840S

Intel Core i5-11400H @ 2.70GHz

2.70GHz

🔄Other Names

AMD Ryzen 7 7840S with Radeon 780M Graphics

7840S

11th Gen Intel(R) Core(TM) i5-11400H @ 2.70GHz, 11th Gen Intel Core i5-11400H @ 2.70GHz

2.70GHz

⚡Base Clock

3.8 GHz

7840S

2.7 GHz

2.70GHz

🚀Turbo Clock

5.1 GHz

7840S

4.5 GHz

2.70GHz

💻Cores/Threads

8 Threads: 16

7840S

6 Threads: 12

2.70GHz

🔌Socket

FP7 FP7r2 FP8

7840S

FCBGA1787

2.70GHz

⚡TDP

54 W

7840S

45 W

2.70GHz

💾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: 12 MB

2.70GHz

The AMD Ryzen 7 7840S and Intel Core i5-11400H @ 2.70GHz 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 i5-11400H @ 2.70GHz 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 45W). This may impact system thermal design and power supply requirements.