AMD Ryzen 5 8500GE vs AMD Ryzen 7 6800U Comparison

The AMD Ryzen 7 6800U and AMD Ryzen 5 8500GE are both active mobile processors from AMD, yet they represent distinct design philosophies separated by two generations of architecture. The 6800U is a 6000-series chip built on Zen 3+, while the 8500GE is an 8000-series part using Zen 4. Despite the 8500GE having two fewer cores, benchmark data shows it winning 12 of the 15 head-to-head comparisons, often by substantial margins. However, the 6800U counters with decisive victories in specific workloads, including a 24% lead in integer math. This analysis breaks down the architectural differences, specification gaps, and benchmark results to determine which processor holds the edge for different use cases.

FAQ

Q: Which processor has more cores and threads?

A: The AMD Ryzen 7 6800U has 8 cores and 16 threads, while the AMD Ryzen 5 8500GE has 6 cores and 12 threads.

Q: Which chip has the higher boost clock speed?

A: The AMD Ryzen 5 8500GE has a boost clock of 5.00 GHz, which is higher than the 4.70 GHz boost clock of the AMD Ryzen 7 6800U.

Q: How do the two processors compare in terms of process node?

A: The AMD Ryzen 7 6800U is manufactured on a 6 nm process, while the AMD Ryzen 5 8500GE uses a more advanced 4 nm process.

Q: What is the largest performance gap between the two in any single benchmark?

A: The biggest difference is in Cinebench R23 multi-core, where the AMD Ryzen 5 8500GE scores 17940 versus 10546 for the AMD Ryzen 7 6800U, a delta of 41.2% in favor of the 8500GE.

Q: Are there any benchmarks where the 6800U wins significantly?

A: Yes, the 6800U leads by 24% in PassMark integer math (77731 vs 62666) and by 9.9% in data encryption (15601 vs 14197).

Q: What are the TDP ratings for each processor?

A: The AMD Ryzen 7 6800U is rated at 15W, while the AMD Ryzen 5 8500GE has a 35W TDP.

Architecture Differences

The architectural divide between these two processors is significant, spanning multiple generations of AMD design. The Ryzen 7 6800U is based on the Zen 3+ architecture with the codename Rembrandt, manufactured on a 6 nm process by TSMC. In contrast, the Ryzen 5 8500GE uses the newer Zen 4 architecture with the codename Phoenix2, built on a 4 nm process. This process shrink allows the 8500GE to pack 20,900 million transistors into a 137 mm² die, while the 6800U's 208 mm² die contains fewer transistors (the exact count is not listed).

The core configurations differ substantially. The 6800U has 8 cores and 16 threads, while the 8500GE has 6 cores and 12 threads. Both chips share the same 64 KB L1 cache per core and 16 MB of shared L3 cache, but they diverge in L2 cache: the 6800U has 512 KB per core, whereas the 8500GE doubles that to 1 MB per core. The integrated graphics also differ, with the 6800U featuring a Radeon 680M and the 8500GE a Radeon 740M, though no benchmark scores are provided for the iGPUs.

Memory support is another differentiator. Both support DDR5 with dual-channel memory buses, but the 8500GE has a higher memory bandwidth at 83.2 GB/s compared to 76.8 GB/s for the 6800U. The 8500GE also supports ECC memory, while the 6800U does not. PCIe lanes differ as well: the 6800U offers Gen 4 with 20 lanes (CPU only), while the 8500GE provides Gen 4 with 14 lanes (CPU only). The 8500GE has an unlocked multiplier, making it more overclocking-friendly, while the 6800U's multiplier is locked.

The Verdict

The benchmark data paints a clear picture for most workloads: the AMD Ryzen 5 8500GE is the stronger processor. With 12 wins out of 15 head-to-head benchmarks, it dominates in both multi-threaded and single-threaded tests. The Cinebench R23 results are particularly stark, with the 8500GE scoring 17940 in multi-core versus 10546 for the 6800U, a 41.2% advantage. Even in single-core R23, the 8500GE leads by 40.5% (2532 vs 1506). The 8500GE also wins in PassMark single-thread (3914 vs 3166), multithread (21135 vs 20350), and physics (1150 vs 984).

However, the 6800U is not without its strengths. It wins decisively in PassMark integer math, scoring 77731 versus 62666 for the 8500GE, a 24% lead. It also wins in floating-point math (42246 vs 39065) and data encryption (15601 vs 14197). These wins suggest the 6800U has a particular edge in integer-heavy and encryption workloads.

For users prioritizing general productivity, content creation, and multi-threaded rendering, the 8500GE is the clear choice. Its massive leads in Cinebench R23 multi-core and single-core make it superior for CPU-intensive tasks. The 8500GE's higher boost clock of 5.00 GHz and newer Zen 4 architecture contribute to these results. For workloads involving heavy integer math, floating-point calculations, or data encryption, the 6800U holds the advantage. The 6800U's lower 15W TDP also makes it more suitable for power-constrained environments, though the 8500GE's 35W TDP allows for higher sustained performance.

Specification Differences

The two processors differ across nearly every major specification category. The 6800U has 8 cores and 16 threads, while the 8500GE has 6 cores and 12 threads. Base clocks differ significantly: the 6800U runs at 2.70 GHz, while the 8500GE starts at 3.40 GHz. Boost clocks also favor the 8500GE, at 5.00 GHz versus 4.70 GHz for the 6800U.

The TDP ratings are notably different, with the 6800U at 15W and the 8500GE at 35W. The socket types differ as well: the 6800U uses AMD Socket FP7, while the 8500GE uses AMD Socket AM5. The architectures are from different generations, with the 6800U on Zen 3+ (Rembrandt) and the 8500GE on Zen 4 (Phoenix2). Process nodes differ, with the 6800U on 6 nm and the 8500GE on 4 nm.

Cache configurations are mostly similar, with both having 64 KB L1 per core and 16 MB shared L3, but the L2 cache differs: 512 KB per core for the 6800U versus 1 MB per core for the 8500GE. Memory bandwidth favors the 8500GE at 83.2 GB/s versus 76.8 GB/s for the 6800U, though both support DDR5 dual-channel. ECC memory is supported only on the 8500GE. PCIe lanes differ, with the 6800U offering 20 Gen 4 lanes and the 8500GE offering 14 Gen 4 lanes. The integrated graphics are different, with the 6800U featuring Radeon 680M and the 8500GE featuring Radeon 740M. The 8500GE has an unlocked multiplier, while the 6800U does not. The 8500GE has a release date of 2024-04-15, while the 6800U's release date is not listed.

Head-to-Head Benchmarks

The most striking result in the head-to-head comparison is the Cinebench R23 multi-core test, where the 8500GE scores 17940 against the 6800U's 10546, representing a 41.2% advantage. This is the largest delta in any benchmark. The single-core R23 test shows a similar pattern, with the 8500GE at 2532 versus 1506 for the 6800U, a 40.5% lead. These results indicate that the Zen 4 architecture in the 8500GE delivers vastly superior performance per clock, even with fewer cores.

In Cinebench R15, the 8500GE edges out the 6800U in both multi-core (1808 vs 1776, a 1.8% difference) and single-core (255 vs 242, a 5.1% difference). The close multi-core result in R15 contrasts sharply with the R23 multi-core gap, suggesting that the 8500GE's advantage scales with workload duration or complexity.

PassMark results show a mixed bag of wins. The 8500GE wins in data compression (246397 vs 244082, a 0.9% lead), extended instructions (17962 vs 15935, an 11.3% lead), find prime numbers (79 vs 57, a 27.8% lead), multithread (21135 vs 20350, a 3.7% lead), physics (1150 vs 984, a 14.4% lead), random string sorting (29501 vs 25954, a 12% lead), and single-thread (3914 vs 3166, a 19.1% lead).

The 6800U's wins are fewer but pronounced. It leads in data encryption with 15601 versus 14197, a 9.9% advantage. In floating-point math, the 6800U scores 42246 against 39065 for the 8500GE, an 8.1% win. The most decisive victory for the 6800U is in integer math, where it scores 77731 versus 62666, a 24% lead. These wins suggest that the 6800U has specialized strengths in integer and floating-point operations that the 8500GE cannot match, despite the latter winning the overall benchmark count 12 to 3.