AMD Ryzen AI 9 PRO 465 vs AMD Ryzen AI Max 390 Comparison

AMD Ryzen AI 9 PRO 465 and AMD Ryzen AI Max 390 are both mobile processors built on the Zen 5 architecture, but they target different performance profiles. The Ryzen AI 9 PRO 465 is a 10-core, 20-thread chip with a base clock of 2.00 GHz and a boost clock of 5.00 GHz, while the Ryzen AI Max 390 is a 12-core, 24-thread part with a base clock of 3.20 GHz and the same 5.00 GHz boost. The database records 11 head-to-head benchmark comparisons between them, with the Ryzen AI Max 390 winning 9 of those tests, while the Ryzen AI 9 PRO 465 wins the remaining 2. This article walks through each benchmark, explains where each processor excels, and clarifies the specification and architecture differences that drive those results.

Where Each One Wins

The Ryzen AI Max 390 dominates in multi-threaded and compute-heavy workloads. It wins 9 out of 11 recorded head-to-head tests, including data compression, data encryption, extended instructions, prime number finding, floating point math, integer math, multithread performance, physics simulations, and random string sorting. These are workloads that scale with core count, thread count, cache size, and memory bandwidth. The Ryzen AI Max 390 has 12 cores and 24 threads, a 64 MB shared L3 cache, and a quad-channel LPDDR5X memory bus with 256.0 GB/s bandwidth. That combination gives it a clear advantage in parallel tasks such as video rendering, scientific calculations, and database operations.

The Ryzen AI 9 PRO 465 wins the two single-threaded tests: passmark_single_thread and passmark_singlethread, both with a score of 4168 versus 4028 for the Ryzen AI Max 390. This is a 3.5% advantage in single-core performance. The higher boost clock of 5.00 GHz is identical between the two, so the difference likely comes from the Ryzen AI 9 PRO 465's lower core count and smaller L3 cache (16 MB versus 64 MB), which may allow for slightly higher sustained single-core clocks or lower thermal contention. This makes the Ryzen AI 9 PRO 465 the better choice for lightly threaded applications like legacy software, certain games, or tasks that depend on one fast core.

In terms of overall average benchmark score, the Ryzen AI 9 PRO 465 records 62498, while the Ryzen AI Max 390 records 56273. That puts the Ryzen AI 9 PRO 465 in the 93rd percentile of all CPUs, while the Ryzen AI Max 390 sits in the 91st percentile. Despite the Ryzen AI Max 390's wins in most individual tests, the average score is lower because the database averages across all PassMark tests, and the Ryzen AI Max 390's single-thread score is lower. The Ryzen AI 9 PRO 465's nearest rivals include the Intel Core Ultra 7 255HX with an average score of 62738 (a 0.4% difference), the AMD Ryzen AI Embedded P185 at 62839 (0.5% difference), the Intel Core i7-13790F at 63080 (0.9% difference), and the Intel Core i9-13900KF at 61841 (a 1.1% difference). The Ryzen AI Max 390's nearest rivals are the AMD Ryzen AI 9 HX PRO 470 at 56306 (0.1% difference), the Intel Core i9-14900HX at 56004 (0.5% difference), the AMD Ryzen Threadripper PRO 3955WX at 56555 (0.5% difference), and the Intel Core 7 253PQE at 55919 (0.6% difference).

FAQ

Q: Which processor has more cores and threads?

A: The AMD Ryzen AI Max 390 has 12 cores and 24 threads, while the AMD Ryzen AI 9 PRO 465 has 10 cores and 20 threads.

Q: What is the difference in base clock speed?

A: The Ryzen AI Max 390 has a base clock of 3.20 GHz, while the Ryzen AI 9 PRO 465 has a base clock of 2.00 GHz. Both share the same 5.00 GHz boost clock.

Q: Which processor wins in single-threaded benchmarks?

A: The Ryzen AI 9 PRO 465 wins both single-thread tests, scoring 4168 versus 4028 for the Ryzen AI Max 390, a 3.5% advantage.

Q: How does memory bandwidth compare?

A: The Ryzen AI Max 390 uses a quad-channel memory bus with 256.0 GB/s bandwidth, while the Ryzen AI 9 PRO 465 uses a dual-channel bus with 89.6 GB/s bandwidth.

Q: Which processor has a larger L3 cache?

A: The Ryzen AI Max 390 has a 64 MB shared L3 cache, while the Ryzen AI 9 PRO 465 has a 16 MB L3 cache.

Q: What is the TDP difference?

A: The Ryzen AI 9 PRO 465 has a TDP of 28 watts, while the Ryzen AI Max 390 has a TDP of 55 watts.

Head-to-Head Benchmarks

The largest win for the Ryzen AI Max 390 comes in the passmark_find_prime_numbers test. It scores 316, while the Ryzen AI 9 PRO 465 scores 126, a 60.1% difference. This test is heavily dependent on integer arithmetic and cache locality, and the Ryzen AI Max 390's 12 cores, 64 MB L3 cache, and higher memory bandwidth make it far faster at this workload. The next biggest gap is in passmark_physics, where the Ryzen AI Max 390 scores 2761 versus 1747 for the Ryzen AI 9 PRO 465, a 36.7% difference. Physics simulations are parallel and benefit from more cores and faster memory access.

In passmark_extended_instructions, the Ryzen AI Max 390 scores 38716 compared to 26441 for the Ryzen AI 9 PRO 465, a 31.7% difference. This test uses advanced CPU instructions like AVX and AES, which scale well with core count. The Ryzen AI Max 390 also wins passmark_floating_point_math with 90594 versus 66824, a 26.2% difference, and passmark_integer_math with 146519 versus 107173, a 26.9% difference. Both of these tests are highly parallel and benefit from the additional cores and larger cache.

In passmark_multithread, the Ryzen AI Max 390 scores 41737 versus 31485 for the Ryzen AI 9 PRO 465, a 24.6% difference. This is a direct measure of multi-threaded throughput, and the Ryzen AI Max 390's 12 cores and 24 threads provide a clear edge. The passmark_data_compression test shows a 20.9% difference, with the Ryzen AI Max 390 scoring 487145 versus 385174. This workload benefits from the larger L3 cache, which reduces memory traffic during compression algorithms. The passmark_data_encryption test shows a 23.1% difference, with the Ryzen AI Max 390 scoring 25097 versus 19308, and the passmark_random_string_sorting test shows a 23.1% difference, with scores of 53113 versus 40860.

The Ryzen AI 9 PRO 465 wins the single-thread tests by a smaller margin. It scores 4168 in both passmark_single_thread and passmark_singlethread, while the Ryzen AI Max 390 scores 4028, a 3.5% difference. This is the only category where the Ryzen AI 9 PRO 465 leads. The lower core count and smaller cache may reduce power draw and thermal load, allowing the single core to reach higher sustained clocks despite the same 5.00 GHz boost specification.

Specification Differences

The two processors differ in several key specifications. The Ryzen AI 9 PRO 465 has 10 cores and 20 threads, while the Ryzen AI Max 390 has 12 cores and 24 threads. The base clock is 2.00 GHz for the Ryzen AI 9 PRO 465 and 3.20 GHz for the Ryzen AI Max 390, while the boost clock is identical at 5.00 GHz. The TDP is 28 watts for the Ryzen AI 9 PRO 465 and 55 watts for the Ryzen AI Max 390. The Ryzen AI 9 PRO 465 uses AMD Socket FP8, while the Ryzen AI Max 390 uses AMD Socket FP11. The memory support differs: the Ryzen AI 9 PRO 465 supports DDR5 and LPDDR5X with a dual-channel memory bus and 89.6 GB/s bandwidth, while the Ryzen AI Max 390 supports only LPDDR5X with a quad-channel memory bus and 256.0 GB/s bandwidth. The Ryzen AI 9 PRO 465 does not support ECC memory, while the Ryzen AI Max 390 does. Both use PCIe Gen 4 with 16 lanes (CPU only). The integrated graphics differ: the Ryzen AI 9 PRO 465 has a Radeon 890M, while the Ryzen AI Max 390 has a Radeon 8050S. The release dates differ, with the Ryzen AI Max 390 releasing on 2025-01-05 and the Ryzen AI 9 PRO 465 on 2026-01-04.

Architecture Differences

Both processors are built on the Zen 5 architecture at TSMC's 4 nm process node. The Ryzen AI 9 PRO 465 uses the Gorgon Point codename and belongs to the Ryzen AI PRO 400 generation, which combines Zen 5 and Zen 5c cores. The Ryzen AI Max 390 uses the Strix Halo codename and belongs to the Ryzen AI Max generation, which uses Zen 5 cores only. The die size differs: the Ryzen AI 9 PRO 465 has a 233 mm² die, while the Ryzen AI Max 390 has two dies, each 70.6 mm². The L1 cache is 80 KB per core for both, and the L2 cache is 1 MB per core for both. The L3 cache differs significantly: the Ryzen AI 9 PRO 465 has 16 MB, while the Ryzen AI Max 390 has 64 MB shared. The memory controller is also different, with the Ryzen AI Max 390 supporting quad-channel LPDDR5X and ECC memory, while the Ryzen AI 9 PRO 465 supports dual-channel DDR5 and LPDDR5X without ECC.

The Verdict

The data shows a clear split. The AMD Ryzen AI Max 390 is the stronger processor for multi-threaded workloads. It wins 9 of 11 head-to-head benchmarks, with the largest margins in prime number finding (60.1% ahead), physics (36.7% ahead), and extended instructions (31.7% ahead). Its 12 cores, 24 threads, 64 MB L3 cache, and 256.0 GB/s memory bandwidth make it well suited for rendering, simulation, and data processing tasks. The higher TDP of 55 watts indicates it draws more power to sustain those performance levels.

The AMD Ryzen AI 9 PRO 465 is the better choice for single-threaded applications. It wins both single-thread tests by 3.5%, and its lower TDP of 28 watts suggests it runs more efficiently in thermally constrained systems. The smaller 16 MB L3 cache and dual-channel memory are less demanding on power, which may allow the single core to reach higher sustained clocks. Its average benchmark score of 62498 is higher than the Ryzen AI Max 390's 56273, and it sits in the 93rd percentile versus the 91st percentile for the Ryzen AI Max 390.

Users who prioritize parallel compute should select the Ryzen AI Max 390. Users who need the fastest possible single-core response, or who operate in power-limited laptops, should select the Ryzen AI 9 PRO 465. The recorded data confirms that neither processor is universally superior; the choice depends on the workload mix.