GuidesComparisonsRyzen 7 7840U Vs Ryzen 7 6800U: Which One To Pick?

Ryzen 7 7840U Vs Ryzen 7 6800U: Which One To Pick?

In this article we will be putting the Ryzen 7 7840U and Ryzen 7 6800U against each other based on performance, architectural differences and specifications.

AMD Ryzen 7 7840U

Rated: 8.5/10

AMD Ryzen 7 6800U

Rated: 7/10


Pros And Cons

CPUProsCons
Ryzen 7 7840U✅ Better RAM Speeds
✅ Recent Processing Node
❌ Lower PassMark Results
❌ Higher TDP
Ryzen 7 6800U✅ Power Efficient
✅ Higher PassMark Result
❌ Older Manufacturing Node
❌Older PCIE Version

Key Takeaways
  • Firstly, the Ryzen 7 7840U excels in both of our single-core and multi-core performance benchmarks by 21.5% and 32.7% on average, respectively, making it a top choice for swift and efficient processing across various tasks.
  • Moreover, with support for up to 256GB of DDR5-5600 and LPDDR5x-7500 memory, we found the Ryzen 7 7840U offers faster data access for memory-intensive computing needs.
  • Users prioritizing power efficiency may prefer Ryzen 7 6800U, as it features a lower configurable TDP of 15-28W compared to Ryzen 7 7840U’s 15-30W, resulting in a cooler and more energy-efficient operation.
  • For critical computing tasks requiring enhanced error correction, Ryzen 7 7840U’s support for ECC memory provides an advantage not available in Ryzen 7 6800U.

Comparison Table

Key SpecificationsRyzen 7 6800URyzen 7 7840U
VendorAMDAMD
Release DateJanuary 4, 2022May 3, 2023
Device TypeLaptopLaptop
Instruction Setx86-64x86-64
Integrated GPURadeon 680MRadeon 780M
Total Cores88
Total Threads1616
L1 Cache64K (per core)64K (per core)
L2 Cache512K (per core)1MB (per core)
Transistors-25 billion
Fabrication Process6nm4 nm
SocketFP7FP8
GPU Base Clock2000 MHz1500 MHz
GPU Boost Clock2200 MHz2700 MHz
Cuda Cores768768
Execution Units1212

Architectural Differences

By studying the architectural differences between the Ryzen 7 7840U and the Ryzen 7 6800U, we can have a better understanding of how these unique specifications come into play when it comes to the performance of these chips. These differences can include the fabrication process to clock speeds and memory support. So, let’s check them out one by one.

  1. Process Node: While the Ryzen 7 6800U adopts an advanced 6nm process node, the Ryzen 7 7840U boasts a cutting-edge 4nm fabrication process, signifying their commitment to technological advancements.
  2. Clock Speed: With a Base Clock of 2.7 GHz and Boost Clock of 4.7 GHz, the Ryzen 7 6800U provides a balance of performance and efficiency, while the Ryzen 7 7840U impresses with a Base Clock of 3.3 GHz and a Boost Clock of 5.1 GHz, catering to power-hungry tasks.
  3. Memory Support Variation: Furthermore, with support for 64 GB of DDR5-4800 and LPDDR5-6400 memory, the Ryzen 7 6800U accommodates data-intensive tasks, while the Ryzen 7 7840U takes it up a notch with the ability to handle up to 256GB of DDR5-5600 and LPDDR5x-7500 memory, catering to more demanding computing needs.
  4. TDP: While the Ryzen 7 6800U operates within a configurable TDP range of 15-28W, the Ryzen 7 7840U demands a slightly broader range of 15-30W, offering users flexibility in balancing power efficiency and performance output.
  5. Supported Technologies: With ECC memory support, the Ryzen 7 7840U enables enhanced error correction for critical computing tasks, setting it apart from the Ryzen 7 6800U in data integrity and reliability.

After testing and comparing multiple processors from both AMD and Intel, this time, we will be diving into the internal domain of the Ryzen 7 series to test out the performance of two of these processors when pitted against each other. In this article, we will be looking into the specifications, benchmarks, and architectural differences between the Ryzen 7 7840U vs Ryzen 7 6800U. Let’s get started!


Performance Benchmarks

The performance benchmarks provide crucial insights into the capabilities of the Ryzen 7 6800U and Ryzen 7 7840U when it comes to stress testing. By delving into the single-core and multi-core scores from benchmark software, we can understand their processing power, efficiency, and suitability for different workloads.

Cinebench R23 (Single-Core)

Cinebench R23 (Single-Core)
Cinebench R23 (Single-Core) Performance Benchmarks – Image Credits (Tech4Gamers)
  • The Ryzen 7 7840U demonstrates a significant 22% advantage over the Ryzen 7 6800U in our testing, achieving an impressive single-core score of 1805 compared to 1483, highlighting its prowess in handling individual tasks efficiently.

Cinebench R23 (Multi-Core)

Cinebench R23 (Multi-Core)
Cinebench R23 (Multi-Core) Performance Benchmarks – Image Credits (Tech4Gamers)
  • With a notable 41% lead, the Ryzen 7 7840U outperforms the Ryzen 7 6800U in our multi-core performance tests, attaining a score of 14706 in comparison to 10423, showcasing its superior ability in handling resource-intensive workloads.

Geekbench 5 (Single-Core)

Geekbench 5 (Single-Core)
Geekbench 5 (Single-Core) Performance Benchmarks – Image Credits (Tech4Gamers)
  • In the single-core benchmarks we conducted, the Ryzen 7 7840U stands out with a remarkable 27% lead over the Ryzen 7 6800U, achieving a score of 1918 compared to 1515, emphasizing its strength in processing individual tasks swiftly.

Geekbench 5 (Multi-Core)

Geekbench 5 (Multi-Core)
Geekbench 5 (Multi-Core) Performance Benchmarks – Image Credits (Tech4Gamers)
  • The Ryzen 7 7840U continues to impress us with a significant 36% lead over the Ryzen 7 6800U in multi-core performance. It delivers a score of 10335 in comparison to 7574, highlighting its capability for handling demanding multi-threaded applications.

Ryzen 7 6800U Vs Ryzen 7 7840U: Which Chip We Recommend

Ryzen 7 6800U: The AMD Ryzen 7 6800U is a power-efficient solution for users looking for a budget processor with competitive performance. However, the processor falls short of results in single-core as well as multicore performances in our comparison benchmarks.

Ryzen 7 7840U: The AMD Ryzen 7 7840U is a powerful processor that provides good outputs in benchmarks based on single-core as well as multicore tests. This proves the dominance of the Ryzen 7 7840U in terms of performance. This improvement comes with the tradeoffs of higher power consumption and price tag. 

For optimal performance, particularly in memory-intensive tasks, we recommend the Ryzen 7 7840U due to its superior single-core and multi-core benchmarks, exceptional memory support (up to 256GB DDR5-5600), and ECC memory compatibility. However, if power efficiency is a priority, the Ryzen 7 6800U provides a slightly more energy-efficient alternative with a lower configurable TDP.


FAQs

Which processor offers better performance in single-core and multi-core tasks, Ryzen 7 7840U or Ryzen 7 6800U?

The Ryzen 7 7840U takes the lead in both the single-core and multi-core performance benchmarks, showcasing superior processing power for individual tasks.

Q: What is the main difference in memory support between Ryzen 7 7840U and Ryzen 7 6800U?

The Ryzen 7 7840U supports up to 256GB of DDR5-5600 and LPDDR5x-7500 memory, while Ryzen 7 6800U provides support for 64GB of DDR5-4800 and LPDDR5-6400 memory.

Which processor is more power-efficient in operation, Ryzen 7 7840U or Ryzen 7 6800U?

The Ryzen 7 6800U is more power-efficient with a lower configurable TDP of 15-28W compared to the Ryzen 7 7840U’s 15-30W TDP, ensuring cooler and energy-saving performance.


More From Ryzen 7 7840U:

More From Ryzen 7 6800U:

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