AMD Ryzen AI Max PRO 390 vs Intel Core i9-13900T Comparison

FAQ

Q: Which processor has more cores and threads?

A: The Intel Core i9-13900T has 24 cores and 32 threads, while the AMD Ryzen AI Max PRO 390 has 12 cores and 24 threads.

Q: Which chip has the higher boost clock?

A: The Intel Core i9-13900T boosts to 5.30 GHz, which is higher than the AMD Ryzen AI Max PRO 390's 5.00 GHz boost clock.

Q: How do the two compare in Cinebench R23 multi-core performance?

A: The Intel Core i9-13900T scores 36517 in Cinebench R23 multi-core, which is 32% ahead of the AMD Ryzen AI Max PRO 390's 24828.

Q: Which processor wins in the PassMark extended instructions test?

A: The AMD Ryzen AI Max PRO 390 wins decisively, scoring 40888 versus 29719 for the Intel Core i9-13900T, a 37.6% advantage.

Q: What is the difference in average benchmark scores?

A: The AMD Ryzen AI Max PRO 390 has an average benchmark score of 63765, while the Intel Core i9-13900T has 61723.

Q: Which processor sits in a higher percentile of all CPUs?

A: The AMD Ryzen AI Max PRO 390 sits at the 93rd percentile, one point above the Intel Core i9-13900T at the 92nd percentile.

Architecture Differences

The AMD Ryzen AI Max PRO 390 and Intel Core i9-13900T represent two fundamentally different design philosophies. AMD's chip uses the Zen 5 architecture under the Strix Halo codename, built on a 4 nm process at TSMC. Intel's part is Raptor Lake, specifically the Raptor Lake-S die, manufactured on Intel's 10 nm process with a die size of 257 mm².

The core count disparity is stark. AMD fields 12 cores and 24 threads, while Intel packs 24 cores and 32 threads into the i9-13900T. Cache allocations differ as well. Both use 80 KB of L1 per core, but Intel doubles the L2 to 2 MB per core versus AMD's 1 MB per core. The L3 story reverses: AMD has 64 MB shared, Intel has 36 MB shared.

Memory architecture splits the pair. The AMD chip supports LPDDR5X over a quad-channel bus with 256.0 GB/s of bandwidth. The Intel processor supports DDR4 and DDR5 over a dual-channel bus, with no bandwidth figure recorded in the database. Both support ECC memory.

Platform compatibility diverges completely. AMD uses Socket FP11, a mobile socket, while Intel uses Socket 1700 for desktop. PCIe capabilities differ: AMD provides Gen 4 with 16 lanes (CPU only), Intel provides Gen 5 with 20 lanes (CPU only). Integrated graphics also differ, with AMD pairing a Radeon 8050S and Intel using UHD Graphics 770.

The release dates are roughly two years apart. Intel launched on January 3, 2023; AMD followed on January 5, 2025. Both chips are locked, with no unlocked multiplier. Intel's part carries a launch MSRP of $549. The AMD part has no recorded launch MSRP. Intel's TDP sits at 35 W, while AMD's is 55 W.

Head-to-Head Benchmarks

The benchmark data shows a split personality between these two processors. Intel wins 11 of the 15 recorded head-to-head tests, but AMD takes the other four with some of the largest margins in the entire comparison.

The most dramatic Intel victory comes in Cinebench R23 single-core. The i9-13900T scores 5155 against AMD's 1976, a 61.7% advantage. Cinebench R15 single-core follows the same pattern, with Intel at 519 versus 303, a 41.6% lead. In Cinebench R23 multi-core, Intel scores 36517 versus 24828, a 32% win. The Intel lead narrows in Cinebench R15 multi-core, where it scores 3680 against AMD's 3918, actually losing by 6.5%.

PassMark results paint a more nuanced picture. Intel wins data compression with 538254 versus 506170, a 6% margin. Data encryption goes to Intel by 24.4%, scoring 34415 against 26027. Floating point math favors Intel at 108779 versus 94666, a 13% edge. Integer math is closer, with Intel at 157324 against 148508, a 5.6% win. Random string sorting goes to Intel at 63358 versus 55248, a 12.8% margin. The multithread test is nearly a dead heat: Intel scores 43036, AMD scores 42912, a 0.3% difference. Single-thread performance favors Intel at 4177 versus 3967, a 5% margin.

AMD's wins are concentrated in specific workloads. The extended instructions test shows AMD at 40888 against Intel's 29719, a 37.6% advantage. Find prime numbers is AMD's largest win: 323 versus 175, an 84.6% margin. The physics test goes to AMD at 2773 versus 2497, an 11.1% win. And as noted, Cinebench R15 multi-core goes to AMD by 6.5%.

The overall average benchmark scores reflect this balance. AMD's average is 63765, which places it in the 93rd percentile of all CPUs. Intel's average is 61723, at the 92nd percentile. AMD's nearest rivals include the Intel Core i9-13900KS at 64051 (0.4% behind AMD) and the AMD EPYC 7343 at 64202 (0.7% behind AMD). Intel's nearest rivals are led by the Intel Core i9-13900K at 61766, just 0.1% ahead of the i9-13900T.

The Verdict

The data points to a clear division of labor. The Intel Core i9-13900T is the stronger all-around compute processor, particularly for single-threaded workloads and heavily threaded rendering tasks. Its 61.7% lead in Cinebench R23 single-core and 32% lead in Cinebench R23 multi-core make it the obvious choice for productivity applications that rely on those patterns.

The AMD Ryzen AI Max PRO 390 is not without its strengths. The 84.6% margin in find prime numbers and the 37.6% advantage in extended instructions suggest the Zen 5 architecture handles specialized mathematical workloads with unusual efficiency. The 11.1% physics win adds another niche where AMD holds the edge.

For users running general desktop workloads, content creation, or software that scales across many cores, the Intel i9-13900T offers the higher ceiling. For workloads heavy on encryption or integer sorting, Intel also leads, with margins of 24.4% and 12.8% respectively. The AMD part counters with a higher average benchmark score and a better percentile ranking, but the head-to-head results show Intel winning the majority of tests.

The platform differences matter for system builders. AMD's mobile socket, quad-channel LPDDR5X memory, and 256.0 GB/s bandwidth target a different class of machine than Intel's desktop Socket 1700 with DDR4/DDR5 support. The choice depends on whether the workload leans toward AMD's specialized mathematical strengths or Intel's broad multi-core and single-core dominance.

Specification Differences

| Specification | AMD Ryzen AI Max PRO 390 | Intel Core i9-13900T |

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

| Cores | 12 | 24 |

| Threads | 24 | 32 |

| Base Clock | 3.20 GHz | 1100.00 MHz |

| Boost Clock | 5.00 GHz | 5.30 GHz |

| TDP | 55 W | 35 W |

| Socket | AMD Socket FP11 | Intel Socket 1700 |

| Architecture | Zen 5 | Raptor Lake |

| Codename | Strix Halo | Raptor Lake-S |

| Process Node | 4 nm | 10 nm |

| Foundry | TSMC | Intel |

| Die Size | Not recorded | 257 mm² |

| L2 Cache | 1 MB (per core) | 2 MB (per core) |

| L3 Cache | 64 MB (shared) | 36 MB (shared) |

| Memory Support | LPDDR5X | DDR4, DDR5 |

| Memory Bus | Quad-channel | Dual-channel |

| Memory Bandwidth | 256.0 GB/s | Not recorded |

| PCIe | Gen 4, 16 Lanes (CPU only) | Gen 5, 20 Lanes (CPU only) |

| Integrated Graphics | Radeon 8050S | UHD Graphics 770 |

| Market Segment | Mobile | Desktop |

| Release Date | 2025-01-05 | 2023-01-03 |

| Launch MSRP | Not recorded | $549 |

| Part Number | 100-000001421 | Not recorded |