AMD Ryzen 7 7840HS vs Ryzen 7 6800HS

We compared two 8-core laptop CPUs: the 3.8 GHz AMD Ryzen 7 7840HS against the 3.2 GHz Ryzen 7 6800HS. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.

Review

General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Multi-Core Performance
Measure performance when all cores are involved
Power Efficiency
The efficiency score of power consumption
Integrated Graphics
iGPU capabilities for gaming and 3D-intensive tasks
NanoReview Final Score
Generic CPU rating

Key Differences

What are the key differences between 6800HS and 7840HS
Advantages of AMD Ryzen 7 7840HS
  • Supports up to 256 GB DDR5-5600 RAM
  • Newer - released 1-year later
  • More modern manufacturing process – 4 versus 6 nanometers
  • 17% faster in a single-core Geekbench v6 test - 2225 vs 1903 points
  • 9% higher Turbo Boost frequency (5.1 GHz vs 4.7 GHz)
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Test in Benchmarks

Comparing the performance of CPUs across various tasks

Cinebench R23

Reputable cross-platform benchmark for high-performance processors
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)
17226

GeekBench v6

The new version of this benchmark emulates common operations often used in real-world apps
Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
12205
File compression 1170 MB/sec 895.7 MB/sec
Clang compilation 97.3 Klines/sec 71 Klines/sec
HTML 5 Browser 236.7 pages/sec 193 pages/sec
PDF Renderer 363 Mpixels/sec 296.4 Mpixels/sec
Text processing 242.3 pages/sec 199.3 pages/sec
Background blur 57.1 images/sec 37.2 images/sec
Photo processing 98.8 images/sec 77.4 images/sec
Ray tracing 21.5 Mpixels/sec 18.4 Mpixels/sec
Sources: GeekBench [1], [2]

PassMark

Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
29515
Integer math 102.1 GOps/sec 86.4 GOps/sec
Floating point math 62.5 GOps/sec 48 GOps/sec
Find prime numbers 86M Primes/sec 57M Primes/sec
Random string sorting 41.6M Strings/sec 30.9M Strings/sec
Data encryption 21.5 GBytes/sec 18.2 GBytes/sec
Data compression 360.8 MBytes/sec 292.8 MBytes/sec
Physics 1350 Frames/sec 1017 Frames/sec
Extended instructions 27B Matrices/sec 19.9B Matrices/sec
Sources: PassMark [3], [4]

Specifications

Full technical specification of AMD Ryzen 7 7840HS and Ryzen 7 6800HS

General

Vendor AMD AMD
Released January 4, 2023 January 4, 2022
Type Laptop Laptop
instruction set x86-64 x86-64
Codename Zen 4 (Phoenix) Zen 3+ (Rembrandt)
Integrated GPU Radeon 780M Radeon 680M

CPU

Performance Cores
P-Cores 8 8
P-Threads 16 16
Base Frequency (P) 3.8 GHz 3.2 GHz
Turbo Boost Frequency (P) 5.1 GHz 4.7 GHz
Total
Total Cores 8 8
Total Threads 16 16
Bus Frequency 100 MHz 100 MHz
Multiplier 38x 32x
L1 Cache 64K (per core) 64K (per core)
L2 Cache 1MB (per core) 512K (per core)
L3 Cache 16MB (shared) 16MB (shared)
Unlocked Multiplier No No

Package

Transistors 25 billions -
Fabrication process 4 nm 6 nm
TDP (PL1) 35-54 W (configurable) 35 W
Socket FP8 FP7
Peak temperature 100°C 95°C

iGPU

Integrated Graphics Radeon 780M AMD Radeon 680M
GPU Base Clock 1500 MHz 2000 MHz
GPU Boost Clock 2700 MHz 2200 MHz
Shading Units 768 768
TMUs 48 48
ROPs 32 32
Execution Units 12 12
TGP 15 W 15 W
Max. Resolution 7680x4320 - 60 Hz -
iGPU FLOPS
8.12 TFLOPS
3.686 TFLOPS

Memory Support

Memory types - DDR5-5600
- LPDDR5x-7500
- DDR5-4800
- LPDDR5-6400
Memory Size 256 GB 64 GB
Max. Memory Channels 2 2
Max. Memory Bandwidth - 76.8 GB/s
ECC Support Yes Yes

Misc

Official site AMD Ryzen 7 7840HS official page AMD Ryzen 7 6800HS official page
PCI Express Version 4.0 4.0
PCI Express Lanes 20 20

Cast your vote

Choose between two processors
74 (92.5%)
6 (7.5%)
Total votes: 80

Comments

So which CPU will you choose: AMD Ryzen 7 6800HS or Ryzen 7 7840HS?
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