AMD Ryzen 5 6600H vs AMD Ryzen 7 6800H Comparison
AMD Ryzen 5 6600H
Ryzen 7 6800H
PERFORMANCE BENCHMARKS
Analysis: AMD Ryzen 5 6600H vs AMD Ryzen 7 6800H
Where Each One Wins
The recorded benchmark data presents a one-sided comparison. The AMD Ryzen 7 6800H wins every single head-to-head test in the database, taking all 17 recorded matchups. The AMD Ryzen 5 6600H does not secure a win in any of the compared workloads.
The Ryzen 7 6800H is the clear choice for multi-threaded productivity. Its advantage is largest in integer math, floating point math, and multi-core rendering, where the extra two cores and four threads translate directly into higher throughput. The Ryzen 5 6600H is not without merit, but its strengths are relative. It comes closest to the Ryzen 7 in single-threaded workloads, where the gap narrows to a small margin. For users whose primary workloads are lightly threaded, the Ryzen 5 6600H offers a more modest performance deficit, but it still trails in every measured category.
The data shows that the Ryzen 7 6800H is the superior processor for content creation, compilation, and any workload that scales with core count. The Ryzen 5 6600H remains a capable mobile processor, but it is consistently behind its higher-tier sibling across the entire benchmark suite.
Architecture Differences
Both processors belong to the same 6000 series family and share the fundamental Zen 3+ architecture on the Rembrandt codename. They are built on the same 6 nm process at TSMC, use the same AMD Socket FP7, and share the same 208 mm² die size. The core configuration is where the two parts diverge.
The Ryzen 5 6600H provides 6 cores and 12 threads, while the Ryzen 7 6800H provides 8 cores and 16 threads. This is the primary architectural difference and the main driver of the performance gap in multi-threaded workloads. The base clock of the Ryzen 5 6600H is 3.30 GHz, which is slightly higher than the 3.20 GHz base clock of the Ryzen 7 6800H. However, the boost clock tells the opposite story: the Ryzen 7 6800H reaches 4.70 GHz, while the Ryzen 5 6600H tops out at 4.50 GHz.
The cache hierarchy is identical between the two. Both have 64 KB of L1 cache per core, 512 KB of L2 cache per core, and 16 MB of shared L3 cache. Memory support is also the same, with dual-channel DDR5 and a memory bandwidth of 76.8 GB/s. Both processors integrate a Radeon graphics solution, but the Ryzen 5 6600H uses the Radeon 660M, while the Ryzen 7 6800H uses the Radeon 680M. The integrated graphics difference is notable for gaming on iGPU-only systems, though the database does not include graphics benchmarks for either part.
Both processors have a 45 W TDP, support PCIe Gen 4 with 20 lanes from the CPU, and do not support ECC memory. Neither is multiplier unlocked. The production status for both is listed as active.
Head-to-Head Benchmarks
The benchmark results consistently favor the Ryzen 7 6800H, with the largest deltas appearing in multi-threaded and math-intensive tests. The biggest single gap is in PassMark integer math, where the Ryzen 7 6800H scores 85397 against 64927 for the Ryzen 5 6600H, a difference of 24%. Floating point math shows a similar pattern, with the Ryzen 7 6800H at 47989 versus 36796, a 23.3% advantage.
Geekbench multicore results show the Ryzen 7 6800H at 9642 against 7444 for the Ryzen 5 6600H, a 22.8% lead. Cinebench R23 multicore follows closely, with the Ryzen 7 6800H scoring 13094 versus 10322, a 21.2% advantage. Cinebench R15 multicore shows a 21.3% gap, with scores of 2136 and 1681.5 respectively. PassMark data compression and data encryption both show a 21.8% lead for the Ryzen 7 6800H, with scores of 293929 versus 229879 and 18260 versus 14277 respectively. PassMark extended instructions shows a 20.9% gap, and random string sorting shows a 22.1% gap.
The Ryzen 7 6800H also wins in multi-threaded aggregate tests. PassMark multithread shows 23060 against 18669, a 19% advantage. PassMark physics shows 1046 against 891, a 14.8% gap. PassMark find prime numbers shows 57 against 52, an 8.8% difference.
Single-threaded results are much closer. Cinebench R23 singlecore shows the Ryzen 7 6800H at 1542 against 1458, a 5.4% lead. Cinebench R15 singlecore shows 242.5 against 234, a 3.5% gap. Geekbench singlecore shows 1761 against 1566, an 11.1% lead. PassMark single thread shows 3212 against 3178, a narrow 1.1% difference. The single-thread results indicate that the architectural efficiency per core is similar, and the Ryzen 7 6800H's higher boost clock provides a modest edge.
Specification Differences
The following specifications differ between the two processors:
| Specification | AMD Ryzen 5 6600H | AMD Ryzen 7 6800H |
|---|---|---|
| Cores | 6 | 8 |
| Threads | 12 | 16 |
| Base Clock | 3.30 GHz | 3.20 GHz |
| Boost Clock | 4.50 GHz | 4.70 GHz |
| Integrated Graphics | Radeon 660M | Radeon 680M |
| Part Number | 100-000000546100-000000562 | 100-000000545100-000000561 |
All other recorded specifications are identical. Both use the same socket, architecture, process node, die size, cache configuration, memory support, memory bus, memory bandwidth, PCIe configuration, TDP, and market segment. Neither supports ECC memory, and neither is multiplier unlocked.
FAQ
Q: Which processor is faster overall?
A: The AMD Ryzen 7 6800H wins all 17 head-to-head benchmark comparisons in the database. The Ryzen 5 6600H does not win a single recorded test.
Q: How large is the performance gap in multi-core workloads?
A: The Ryzen 7 6800H leads by 21.2% in Cinebench R23 multicore, 22.8% in Geekbench multicore, and 24% in PassMark integer math. The gap is consistently around 20% or more in heavily threaded tests.
Q: Is the Ryzen 5 6600H competitive in single-threaded tasks?
A: It is closer, but still behind. The Ryzen 7 6800H leads by 5.4% in Cinebench R23 singlecore and by only 1.1% in PassMark single thread. The Ryzen 5 6600H trails in every single-threaded test, but the margin is much smaller than in multi-threaded tests.
Q: Do the two processors share the same architecture?
A: Yes. Both are based on Zen 3+ architecture with the Rembrandt codename, built on the 6 nm process at TSMC. They also share the same 208 mm² die size and the same cache hierarchy.
Q: What are the main specification differences?
A: The Ryzen 7 6800H has 8 cores and 16 threads versus 6 cores and 12 threads for the Ryzen 5 6600H. The Ryzen 7 6800H also has a higher boost clock of 4.70 GHz versus 4.50 GHz, while the Ryzen 5 6600H has a slightly higher base clock of 3.30 GHz versus 3.20 GHz. The integrated graphics differ as well, with the Radeon 680M in the Ryzen 7 and the Radeon 660M in the Ryzen 5.
Q: Do both processors support the same memory and expansion features?
A: Yes. Both support dual-channel DDR5 memory with 76.8 GB/s bandwidth, and both provide PCIe Gen 4 with 20 lanes from the CPU. They also share the same 45 W TDP and use the AMD Socket FP7.