AMD Ryzen 9 5900XT vs Intel Core i7-13850HX Comparison

The AMD Ryzen 9 5900XT is the decisive winner in this head-to-head matchup, taking 14 of 17 benchmark comparisons against the Intel Core i7-13850HX. Despite the Intel part holding a slight overall average score advantage of 0.2% (50827 vs 50738), the AMD processor dominates nearly every workload category, often by double-digit margins. The data points to a clear conclusion: the Ryzen 9 5900XT is the faster processor for the overwhelming majority of tasks, while the Core i7-13850HX retains victories only in specific single-threaded and physics-based tests.

Head-to-Head Benchmarks

The most striking pattern in the benchmark data is the consistency of AMD’s victories. Across all three Cinebench versions (R15, R20, R23), the Ryzen 9 5900XT wins both multi-core and single-core tests by exactly 16.1%. In Cinebench R23 multi-core, the AMD scores 37373 against Intel’s 31346, a gap that reflects the AMD’s superior thread scaling. The single-core Cinebench results follow the same pattern: 5276 for AMD versus 4425 for Intel, again a 16.1% advantage. This uniformity suggests the Ryzen’s architectural efficiency per clock is consistently higher than the Intel chip’s.

The Passmark suite reinforces this narrative with even larger margins in several tests. The AMD’s biggest wins come in data encryption (37829 vs 26062, a 31.1% lead), extended instructions (39125 vs 26586, a 32% lead), and integer math (177389 vs 126852, a 28.5% lead). Data compression is another major victory for AMD, scoring 598692 versus 441525, a 26.3% difference. The AMD also wins floating point math (99357 vs 92369, 7% lead), random string sorting (62261 vs 49198, 21% lead), and find prime numbers (209 vs 184, 12% lead). In the multithread Passmark test, the AMD leads 43965 to 36870, a 16.1% margin that mirrors the Cinebench multi-core results.

The Intel Core i7-13850HX claims only three wins, but they are meaningful. The most dramatic is in Passmark physics, where Intel scores 2483 against AMD’s 1735, a 43.1% advantage. This is the largest percentage difference in either direction across all tests. The Intel chip also wins the Passmark single-thread tests, scoring 3769 versus 3455, a 9.1% lead. These wins indicate that the Intel part has a specific strength in physics simulation and lightly-threaded workloads, but they are outliers in an otherwise AMD-dominated dataset.

Architecture Differences

The two processors come from fundamentally different design philosophies. The Intel Core i7-13850HX is a mobile processor built on Raptor Lake architecture, fabricated on Intel’s 10 nm process with a die size of 257 mm². It features 20 cores and 28 threads, with a base clock of 2.10 GHz and a boost clock of 5.30 GHz. Its cache hierarchy includes 80 KB of L1 per core, 2 MB of L2 per core, and 30 MB of shared L3 cache. The Intel chip supports both DDR4 and DDR5 memory over a dual-channel bus, includes UHD Graphics 770 integrated graphics, and uses the Intel BGA 1964 socket.

The AMD Ryzen 9 5900XT is a desktop part based on Zen 3 architecture (codenamed Vermeer), fabricated on TSMC’s 7 nm process. It has 16 cores and 32 threads, with a base clock of 3.30 GHz and a boost clock of 4.80 GHz. The AMD’s cache design differs substantially: 64 KB of L1 per core, 512 KB of L2 per core, and a large 64 MB of L3 cache. The chip uses 8,300 million transistors across two 74 mm² dies, supports only DDR4 memory (with a bandwidth of 51.2 GB/s), and has no integrated graphics. It runs on the AMD Socket AM4 platform with PCIe Gen 4 (20 lanes from the CPU), while the Intel part uses PCIe Gen 5 with the same lane count.

The process node difference is notable: 7 nm for AMD versus 10 nm for Intel. This contributes to the AMD’s higher base clock (3.30 vs 2.10 GHz) despite a higher TDP of 105 watts versus Intel’s 55 watts. The AMD’s larger L3 cache (64 MB vs 30 MB) and higher thread count (32 vs 28) help explain its multi-core dominance. The Intel’s higher boost clock (5.30 vs 4.80 GHz) and integrated graphics are features the AMD lacks entirely.

FAQ

Q: Which processor has more cores and threads?

A: The Intel Core i7-13850HX has 20 cores and 28 threads, while the AMD Ryzen 9 5900XT has 16 cores and 32 threads. The AMD has more threads despite fewer cores, which contributes to its multi-core benchmark wins.

Q: How large is the cache difference between the two?

A: The AMD Ryzen 9 5900XT has 64 MB of L3 cache, more than double the Intel Core i7-13850HX’s 30 MB. The Intel has larger L1 and L2 caches per core (80 KB and 2 MB) compared to AMD’s 64 KB and 512 KB per core.

Q: What is the single biggest performance gap in the data?

A: The largest margin is in Passmark physics, where the Intel Core i7-13850HX leads by 43.1% (2483 vs 1735). The largest AMD win is 32% in Passmark extended instructions (39125 vs 26586).

Q: Do both processors support ECC memory?

A: Yes, both the Intel Core i7-13850HX and AMD Ryzen 9 5900XT list ECC memory support as a feature.

Q: Which processor has a higher boost clock?

A: The Intel Core i7-13850HX boosts up to 5.30 GHz, while the AMD Ryzen 9 5900XT boosts to 4.80 GHz. Despite this, the AMD wins all single-core Cinebench tests by 16.1%.

Q: Are both processors currently in production?

A: Yes, both are listed with Active production status. The Intel released on 2023-01-03, while the AMD released later on 2024-07-30.

Specification Differences

| Specification | Intel Core i7-13850HX | AMD Ryzen 9 5900XT |

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

| Cores | 20 | 16 |

| Threads | 28 | 32 |

| Base Clock | 2.10 GHz | 3.30 GHz |

| Boost Clock | 5.30 GHz | 4.80 GHz |

| TDP | 55 W | 105 W |

| Socket | Intel BGA 1964 | AMD Socket AM4 |

| Architecture | Raptor Lake | Zen 3 |

| Process Node | 10 nm | 7 nm |

| Foundry | Intel | TSMC |

| Die Size | 257 mm² | 2x 74 mm² |

| L1 Cache | 80 KB (per core) | 64 KB (per core) |

| L2 Cache | 2 MB (per core) | 512 KB (per core) |

| L3 Cache | 30 MB (shared) | 64 MB |

| Memory Support | DDR4, DDR5 | DDR4 |

| Memory Bandwidth | — | 51.2 GB/s |

| PCIe | Gen 5, 20 Lanes (CPU only) | Gen 4, 20 Lanes (CPU only) |

| Integrated Graphics | UHD Graphics 770 | None |

| Market Segment | Mobile | Desktop |

| Release Date | 2023-01-03 | 2024-07-30 |

| Launch MSRP | $428 | $349 |

Where Each One Wins

The AMD Ryzen 9 5900XT is the clear choice for multi-threaded compute workloads. Its 14 benchmark wins include all Cinebench multi-core tests, Passmark multithread, integer math, floating point math, data compression, encryption, extended instructions, random string sorting, and prime number finding. The margins range from 7% to 32%, with particularly strong showings in encryption and extended instruction sets. For content creation, scientific computing, or any heavily parallel task, the data shows the AMD is consistently faster.

The Intel Core i7-13850HX carves out a narrower niche. Its 43.1% win in Passmark physics makes it the better option for physics simulation workloads, likely due to specific instruction scheduling or cache behavior. The 9.1% wins in Passmark single-thread tests (both single_thread and singlethread variants) indicate it has a slight edge in single-threaded performance over the AMD, despite losing the Cinebench single-core tests. The Intel also offers integrated graphics, which the AMD lacks, making it suitable for systems without a discrete GPU. As a mobile part with a 55 W TDP, it is designed for laptops, while the AMD is a desktop processor with a 105 W TDP.

The Verdict

The benchmark data is unambiguous: the AMD Ryzen 9 5900XT is the superior processor for virtually all performance-oriented tasks. It wins 14 of 17 benchmarks, including every Cinebench test by 16.1%, and its largest victory margin (32% in extended instructions) far exceeds Intel’s best (43.1% in physics, a single test). The AMD’s 16.1% multi-core advantage across Cinebench R15, R20, and R23 is consistent, indicating a fundamental throughput advantage that no amount of Intel’s higher boost clock can overcome. The only areas where the Intel wins are physics, single-thread Passmark, and the integrated graphics feature, which is irrelevant for users with a discrete GPU.

For users building a desktop system with a dedicated graphics card, the AMD Ryzen 9 5900XT is the definitive choice. Its 32 threads, 64 MB L3 cache, and 7 nm process deliver superior results in data-heavy and multi-threaded workloads. The Intel Core i7-13850HX makes sense only for mobile users who need its integrated graphics, its 55 W TDP for battery life, or its specific physics simulation strength. Even then, the Intel’s single-thread Passmark wins (9.1%) do not translate to Cinebench single-core wins, where the AMD leads by 16.1%. The overall average benchmark scores are nearly identical (50827 vs 50738, a 0.2% difference), but the distribution of wins strongly favors the AMD. Choose the Ryzen 9 5900XT for raw performance; choose the Core i7-13850HX only for its mobile form factor, integrated graphics, or physics-specific niche.