AMD Ryzen 7 6800HS vs AMD Ryzen 7 7800X3D Comparison

FAQ

Q: Which processor is faster in multi-threaded workloads?

A: The AMD Ryzen 7 7800X3D is decisively faster. In Cinebench R23 multi-core, it scores 16817 versus 11992 for the Ryzen 7 6800HS, a 40.2% advantage. Geekbench multi-core shows an even larger gap: 15610 versus 9515, a 64.1% lead.

Q: How do the two compare in single-thread performance?

A: The Ryzen 7 7800X3D wins every single-thread benchmark recorded. In Cinebench R23 single-core, it scores 1713 against 1455 (17.7% ahead). Geekbench single-core shows 2426 versus 1652, a 46.9% margin. PassMark single-thread also favors the 7800X3D: 3759 versus 3184, an 18.1% lead.

Q: Are both processors built on the same architecture?

A: No. The Ryzen 7 7800X3D uses the Zen 4 architecture (codename Raphael) on a 5 nm process, while the Ryzen 7 6800HS uses Zen 3+ (codename Rembrandt) on a 6 nm process. Both are TSMC-manufactured, but the 7800X3D is a desktop part on AMD Socket AM5, whereas the 6800HS is a mobile part on AMD Socket FP7.

Q: What are the cache differences between the two?

A: The Ryzen 7 7800X3D has 96 MB of shared L3 cache, while the Ryzen 7 6800HS has 16 MB. L1 cache is identical at 64 KB per core, but L2 differs: 1 MB per core on the 7800X3D versus 512 KB per core on the 6800HS.

Q: Which processor has a higher memory bandwidth rating?

A: The Ryzen 7 7800X3D is rated at 83.2 GB/s, compared to 76.8 GB/s for the Ryzen 7 6800HS. Both support DDR5 memory in dual-channel configuration, but only the 7800X3D supports ECC memory.

Q: Does the Ryzen 7 6800HS have any benchmark wins over the 7800X3D?

A: No. Across all 17 head-to-head benchmark tests recorded in the database, the Ryzen 7 7800X3D wins every single one. The 6800HS’s closest result is PassMark single-thread, where it trails by 18.1%.

Architecture Differences

The two processors belong to different generations and market segments. The AMD Ryzen 7 7800X3D is a desktop part from the 7000 series, built on Zen 4 architecture with the Raphael codename. It uses a 5 nm process at TSMC and fits the AMD Socket AM5. The Ryzen 7 6800HS is a mobile processor from the 6000 series, using Zen 3+ architecture with the Rembrandt codename, manufactured on a 6 nm process at TSMC, and designed for AMD Socket FP7.

The transistor counts further separate them. The 7800X3D contains 11,270 million transistors on a 71 mm² die, while the 6800HS has no recorded transistor count but uses a substantially larger 208 mm² die. This die size difference is notable given the 7800X3D’s smaller process node, allowing for a denser design.

Cache hierarchies are markedly different. Both allocate 64 KB of L1 per core, but the 7800X3D doubles the L2 to 1 MB per core versus 512 KB on the 6800HS. The L3 cache is where the gap becomes extreme: 96 MB shared on the 7800X3D versus 16 MB shared on the 6800HS. This sixfold L3 difference is the most significant architectural divergence and directly contributes to the benchmark gaps, particularly in latency-sensitive workloads.

Clock speeds reflect the desktop versus mobile positioning. The 7800X3D has a base clock of 4.20 GHz and a boost clock of 5.00 GHz. The 6800HS runs at 3.20 GHz base and 4.70 GHz boost. The thermal design power tells the bigger story: 120 W for the desktop part versus 35 W for the mobile chip. This 85 W gap explains why the 7800X3D can sustain far higher performance, while the 6800HS prioritizes power efficiency for laptops.

Memory support is similar in generation, as both use DDR5 with dual-channel buses. However, the 7800X3D has a higher rated bandwidth of 83.2 GB/s versus 76.8 GB/s, and it supports ECC memory while the 6800HS does not. PCIe connectivity also differs: the 7800X3D offers Gen 5 with 24 lanes (CPU only), while the 6800HS provides Gen 4 with 20 lanes.

Integrated graphics differ as well. The 7800X3D includes Radeon Graphics, while the 6800HS features the Radeon 680M. Both are unlocked multipliers are false for both, meaning neither supports overclocking via multiplier adjustment. The 7800X3D has a launch MSRP of $449, while the 6800HS has no recorded launch price.

The Verdict

The data is unambiguous: the AMD Ryzen 7 7800X3D wins every benchmark in the head-to-head comparison. Across 17 tests, it records zero losses. The 6800HS’s best showing is a narrow 18.1% deficit in PassMark single-thread, while its worst is a 478.6% deficit in PassMark find prime numbers.

For desktop users building a high-performance AM5 system, the 7800X3D is the clear choice. Its 96 MB L3 cache, 5.00 GHz boost clock, and 120 W TDP deliver class-leading results. The database places it in the 83rd percentile of all CPUs, with an average benchmark score of 33079. Its nearest rivals, the AMD Ryzen 7 8700G and Intel Core i7-13650HX, both score 33089, a delta of 0%. The 7800X3D essentially ties those parts on average, but it offers the largest L3 cache in its immediate comparison group.

The 6800HS is a different animal. It is a mobile processor with a 35 W TDP, designed for thin-and-light laptops where power draw matters more than raw throughput. Its average benchmark score of 32354 places it in the same 83rd percentile, with its nearest rival being the Intel Core i5-14400F at 32279 (0.2% behind) and the AMD Ryzen 5 PRO 7645 at 32446 (0.3% ahead). The 6800HS is competitive within its own segment, but it cannot match the absolute performance of the 7800X3D.

Who should pick which? If the requirement is a desktop workstation or gaming rig with the ability to cool a 120 W processor, the 7800X3D is the only rational choice. If the requirement is a battery-powered laptop where 35 W is the thermal budget, the 6800HS is the appropriate part. There is no scenario from the recorded data where the 6800HS outperforms the 7800X3D, so the decision hinges entirely on platform and power constraints.

Specification Differences

| Specification | AMD Ryzen 7 7800X3D | AMD Ryzen 7 6800HS |

|---|---|---|

| Series | 7000 series | 6000 series |

| Base Clock | 4.20 GHz | 3.20 GHz |

| Boost Clock | 5.00 GHz | 4.70 GHz |

| TDP | 120 W | 35 W |

| Socket | AMD Socket AM5 | AMD Socket FP7 |

| Architecture | Zen 4 | Zen 3+ |

| Codename | Raphael | Rembrandt |

| Process Node | 5 nm | 6 nm |

| Transistors | 11,270 million | Not recorded |

| Die Size | 71 mm² | 208 mm² |

| L2 Cache | 1 MB (per core) | 512 KB (per core) |

| L3 Cache | 96 MB (shared) | 16 MB (shared) |

| Memory Bandwidth | 83.2 GB/s | 76.8 GB/s |

| ECC Memory | Yes | No |

| PCIe | Gen 5, 24 Lanes | Gen 4, 20 Lanes |

| Integrated Graphics | Radeon Graphics | Radeon 680M |

| Market Segment | Desktop | Mobile |

| Launch MSRP | $449 | Not recorded |

| Part Number | 100-000000910 | 100-000000545, 100-000000561 |

Both processors share 8 cores, 16 threads, 64 KB L1 per core, DDR5 memory support, dual-channel memory bus, and unlocked multipliers are false for both.

Head-to-Head Benchmarks

The 7800X3D’s largest victory comes in PassMark find prime numbers, where it scores 324 against 56, a 478.6% advantage. This test is highly sensitive to cache size and memory latency, and the 96 MB L3 cache on the 7800X3D provides an overwhelming edge. Similarly, PassMark physics shows a 249.1% lead: 3522 versus 1009, indicating that the 7800X3D handles complex simulation workloads far more effectively.

Geekbench multi-core delivers the second-largest percentage gap at 64.1%, with 15610 versus 9515. This broad workload test reflects the combined benefits of higher clocks, larger cache, and better memory bandwidth. PassMark multithread follows at 50.4% (34293 versus 22801), and PassMark random string sorting at 50.1% (45418 versus 30266). The latter is particularly notable for database and data-processing tasks.

Cinebench R23 multi-core shows a 40.2% lead (16817 versus 11992), while Cinebench R15 multi-core shows 44.9% (2878.5 versus 1987). PassMark extended instructions gives a 45% edge (29166 versus 20114), indicating that SIMD-heavy code also favors the 7800X3D.

In single-thread tests, the margins are smaller but still consistent. Geekbench single-core gives the biggest gap at 46.9% (2426 versus 1652), followed by Cinebench R15 single-core at 20.3% (281.5 versus 234), PassMark single-thread at 18.1% (3759 versus 3184), and Cinebench R23 single-core at 17.7% (1713 versus 1455). These results show that even without multi-threading, the 7800X3D’s higher boost clock and newer architecture deliver meaningful gains.

Memory and encryption workloads also favor the desktop part. PassMark data compression shows a 31.4% lead (384669 versus 292698), PassMark floating point math a 28.7% edge (61187 versus 47533), PassMark data encryption a 23.4% advantage (22346 versus 18104), and PassMark integer math a 23% lead (103639 versus 84228).

Where Each One Wins

The AMD Ryzen 7 7800X3D wins everywhere in the recorded data. There are no benchmark categories where the 6800HS takes a single test. The closest contests are single-thread workloads, where the 7800X3D’s lead shrinks to the 17.7% to 20.3% range, but even there the desktop part prevails.

For users prioritizing maximum compute performance, the 7800X3D is the winner across all measured categories. Its 96 MB L3 cache makes it especially strong in prime-number finding, physics simulation, random string sorting, and data compression. Its 5.00 GHz boost clock and Zen 4 architecture give it a consistent edge in single-thread tasks. The 120 W TDP means it requires a capable cooling solution, but the benchmark data shows the payoff.

The 6800HS wins in the context of power efficiency and mobility, though the database records no direct efficiency metric. Its 35 W TDP is less than one-third of the 7800X3D’s, and its mobile socket (FP7) indicates it is intended for laptops where battery life and thermal constraints dominate. In that role, it remains competitive with other mobile parts: its average score of 32354 is within 0.4% of the AMD Ryzen 7 PRO 8840U and 0.2% ahead of the Intel Core i5-14400F.

The practical verdict: choose the 7800X3D for any desktop build where performance is the sole criterion. Choose the 6800HS only when the platform requires a mobile processor with a 35 W thermal envelope. The 6800HS is a capable part within its segment, but it offers no performance advantage over the 7800X3D in any benchmark recorded.