AMD Ryzen AI 7 450G vs Intel Core Ultra 9 285T Comparison

Head-to-Head Benchmarks

The head-to-head data for these two desktop processors reveals a clear split in workload character. The Intel Core Ultra 9 285T wins 9 of the 11 recorded comparisons, while the AMD Ryzen AI 7 450G takes only 2. The margin of victory, however, varies dramatically by test type, which tells a more nuanced story than the raw win count.

Starting with the AMD wins, the Ryzen AI 7 450G leads in passmark_data_compression with a score of 402831 against 384140, a 4.9% advantage. This is a meaningful edge in a task that heavily relies on memory subsystem efficiency and instruction-level parallelism. The second AMD win comes in passmark_extended_instructions, where it scores 28223 versus 27477, a 2.7% lead. This suggests the Zen 5 architecture handles specialized instruction streams slightly better than the Arrow Lake design.

The Intel side is dominant in raw compute throughput. The most striking margin is in passmark_find_prime_numbers, where the Ultra 9 285T scores 345 against the AMD part's 87, a staggering 74.8% difference. This test is highly sensitive to integer division and branch prediction, and the gap indicates a fundamental advantage in the Intel core's arithmetic logic. Similarly, passmark_floating_point_math shows the Intel part at 137923 versus 63683, a 53.8% lead. This is a massive difference for scientific and engineering workloads that depend on FP32 or FP64 throughput.

The multithreaded results reinforce the Intel advantage. Passmark_multithread shows 39931 for the Ultra 9 285T versus 30422 for the Ryzen, a 23.8% margin. Passmark_physics follows a similar pattern: 2842 versus 1440, a 49.3% gap. These are not small differences; they suggest the Intel chip's higher core count (24 versus 8) translates directly into sustained parallel performance. In passmark_integer_math, the Intel part leads 132433 to 99732, a 24.7% advantage, and in passmark_random_string_sorting it wins 47695 to 42663, a 10.6% margin.

The single-thread comparison is closer but still favors Intel. Passmark_single_thread shows 4576 for the Ultra 9 285T versus 4309 for the Ryzen, a 5.8% lead. This is notable because the AMD chip has a higher boost clock (5.10 GHz versus 5.40 GHz for Intel), yet the Intel core still wins on per-thread performance. The passmark_data_encryption result is another Intel win, 32061 versus 18937, a 40.9% margin, likely reflecting the Arrow Lake architecture's dedicated encryption acceleration paths.

Interpreting these numbers in context, the AMD Ryzen AI 7 450G is not a weak processor, it holds a 93rd percentile ranking among all CPUs, while the Intel part sits at the 91st percentile. The average benchmark score tells a different story: the AMD part averages 63331, while the Intel part averages 51310. This apparent contradiction is explained by the fact that the Intel part's average is pulled down by its Cinebench scores (which are not in the head-to-head table) and by the fact that the head-to-head Passmark tests are heavily weighted toward Intel's strengths. The AMD part's nearest rivals include the Intel Core Ultra 7 265HX (0.2% ahead) and the AMD Ryzen AI Max PRO 390 (0.7% behind), indicating it sits in a competitive mid-range cluster. The Intel part's nearest rivals are the Intel Core i9-14900T (0.6% ahead) and the AMD Ryzen 9 5900XT (1.2% ahead), placing it in a higher-performance tier despite its lower average score.

FAQ

Q: Which processor has the higher single-thread score in the head-to-head tests?

A: The Intel Core Ultra 9 285T leads in passmark_single_thread with 4576 points, while the AMD Ryzen AI 7 450G scores 4309, giving Intel a 5.8% advantage.

Q: How large is the gap in floating-point performance?

A: The Intel part scores 137923 in passmark_floating_point_math versus 63683 for the AMD part, a 53.8% lead. This is the second-largest margin in the entire head-to-head set.

Q: Does the AMD chip win any test by a significant margin?

A: The AMD Ryzen AI 7 450G wins passmark_data_compression by 4.9% (402831 versus 384140) and passmark_extended_instructions by 2.7% (28223 versus 27477). Both margins are modest compared to Intel's wins.

Q: What does the multithread score indicate about core scaling?

A: Passmark_multithread shows 39931 for Intel versus 30422 for AMD, a 23.8% gap. Given that the Intel part has 24 cores and 24 threads, while the AMD part has 8 cores and 16 threads, the result indicates the Intel design scales better in heavily parallel workloads.

Q: How do the two processors compare in encryption workloads?

A: The Intel Core Ultra 9 285T wins passmark_data_encryption with 32061 points versus 18937 for the AMD part, a 40.9% margin. This suggests a significant advantage in cryptographic task throughput.

Q: Which processor has the higher percentile ranking among all CPUs?

A: The AMD Ryzen AI 7 450G holds a 93rd percentile ranking, while the Intel Core Ultra 9 285T sits at the 91st percentile. This is despite the Intel part winning most head-to-head tests, indicating the AMD part performs better relative to the broader CPU population.

Architecture Differences

The two processors represent fundamentally different design philosophies. The AMD Ryzen AI 7 450G uses the Gorgon Point codename and belongs to the Ryzen AI 400 generation, built on a hybrid Zen 5 / Zen 5c core layout. It is manufactured on a 4 nm process at TSMC with a die size of 195 mm². The Intel Core Ultra 9 285T uses the Arrow Lake-S codename and the Arrow Lake architecture, part of the Core Ultra Series 2. It is built on a 3 nm process, also at TSMC, with a larger die size of 243 mm² and 17,800 million transistors.

Core configuration is the most obvious divergence. The AMD part has 8 cores and 16 threads, while the Intel part has 24 cores and 24 threads. The Intel chip does not support simultaneous multithreading, which explains the 1:1 core-to-thread ratio. The AMD part uses symmetric multithreading, doubling its thread count to 16. This means the AMD chip relies on thread-level parallelism from its two threads per core, whereas the Intel chip relies on raw core count.

Cache hierarchies also differ significantly. The AMD part provides 80 KB of L1 cache per core, 1 MB of L2 per core, and an 8 MB shared L3 cache. The Intel part offers 192 KB of L1 per core, 3 MB of L2 per core, and a much larger 36 MB shared L3 cache. The larger L3 on the Intel side likely contributes to its strong performance in data-heavy workloads like random string sorting, while the AMD part's smaller L3 may explain its relative weakness in integer math and prime number finding.

Memory support shows another split. The AMD Ryzen AI 7 450G supports both DDR5 and LPDDR5X memory over a dual-channel bus with a peak bandwidth of 89.6 GB/s. The Intel Core Ultra 9 285T supports only DDR5, also dual-channel, but with a higher peak bandwidth of 102.4 GB/s. Both processors support ECC memory, which is a plus for workstation reliability.

PCIe connectivity differs by generation and lane count. The AMD part uses PCIe Gen 4 with 12 CPU lanes, while the Intel part uses PCIe Gen 5 with 20 CPU lanes. This gives the Intel chip a clear advantage for high-bandwidth peripherals like modern GPUs or NVMe storage, though the AMD part's lanes are sufficient for many desktop configurations.

The integrated graphics also differ. The AMD part uses the Radeon 860M, while the Intel part uses the Arc Xe-LPG Graphics with 64 execution units. The database does not include graphics benchmark scores, so a direct comparison is not possible from the recorded data.

The Verdict

The data points to a clear division of labor. The Intel Core Ultra 9 285T is the better choice for compute-heavy workloads that stress integer arithmetic, floating-point math, physics simulation, and encryption. Its 24 cores deliver a 23.8% lead in multithreaded performance and a 53.8% lead in floating-point math. For users running rendering, scientific computation, or data analysis, the Intel part is the stronger option based on the recorded benchmarks.

The AMD Ryzen AI 7 450G, despite its lower core count, holds its own in compression and extended instruction workloads. It also ranks higher in the overall CPU percentile (93 versus 91), which suggests it offers more balanced performance relative to the entire CPU market. Its higher base clock (2.00 GHz versus 1.40 GHz) and lower TDP (65 W versus 35 W) indicate it may be a more efficient choice for lighter tasks, though the database does not include direct power consumption measurements.

The Intel part's higher boost clock (5.40 GHz versus 5.10 GHz) and larger L3 cache (36 MB versus 8 MB) are likely contributing factors to its single-thread lead of 5.8%. For users who prioritize per-thread responsiveness or who run lightly threaded applications, the Intel part has the edge in the recorded data.

The AMD part's two wins are in compression and extended instructions, but both margins are under 5%. The Intel part's nine wins include margins as high as 74.8% in prime number finding. The overall pattern is consistent: the Intel Core Ultra 9 285T delivers substantially higher peak performance in most measured categories, while the AMD Ryzen AI 7 450G offers competitive performance in a narrower set of tasks and a better standing relative to all CPUs.

Specification Differences

The following fields differ between the two processors:

• Cores: AMD 8, Intel 24
• Threads: AMD 16, Intel 24
• Base clock: AMD 2.00 GHz, Intel 1.40 GHz
• Boost clock: AMD 5.10 GHz, Intel 5.40 GHz
• TDP: AMD 65 W, Intel 35 W
• Socket: AMD Socket AM5, Intel Socket 1851
• Codename: Gorgon Point, Arrow Lake-S
• Generation: Ryzen AI 400 (Zen 5 / Zen 5c), Ultra 9 (Arrow Lake)
• Process node: 4 nm, 3 nm
• Transistors: Not specified for AMD, 17,800 million for Intel
• Die size: 195 mm², 243 mm²
• L1 cache per core: 80 KB, 192 KB
• L2 cache per core: 1 MB, 3 MB
• L3 cache: 8 MB, 36 MB (shared)
• Memory support: DDR5 and LPDDR5X, DDR5 only
• Memory bandwidth: 89.6 GB/s, 102.4 GB/s
• PCIe: Gen 4 with 12 lanes, Gen 5 with 20 lanes
• Integrated graphics: Radeon 860M, Arc Xe-LPG Graphics 64EU
• Multiplier unlocked: Yes for AMD, No for Intel
• Release date: 2026-02-28, 2025-01-06
• Launch MSRP: Not specified for AMD, $549 for Intel
• Part number: 100-000001917, SRQD3

Where Each One Wins

The AMD Ryzen AI 7 450G wins in data compression, a task that benefits from efficient memory access and instruction scheduling. Its 4.9% lead in passmark_data_compression suggests it handles repetitive data patterns and memory-bound operations well. It also wins in extended instructions, which may indicate better support for specialized CPU extensions used in certain multimedia or scientific code. For users whose primary workloads involve compression, archiving, or custom instruction paths, the AMD part is the better choice.

The Intel Core Ultra 9 285T wins in every other measured category. Its largest advantages come in prime number finding (74.8% lead), floating-point math (53.8%), physics (49.3%), and encryption (40.9%). These are all compute-intensive tasks that scale with core count and per-core arithmetic capability. The Intel part also leads in integer math by 24.7%, multithread by 23.8%, and random string sorting by 10.6%. Its single-thread lead of 5.8% means it is also faster for most day-to-day applications that rely on one or two threads.

The Intel part's higher memory bandwidth (102.4 GB/s versus 89.6 GB/s) and larger L3 cache likely explain its edge in data-heavy tasks. Its PCIe Gen 5 support with 20 lanes also makes it a better fit for systems with high-speed storage or expansion cards. The AMD part's unlocked multiplier allows for overclocking, which the Intel part does not support, but the database does not include overclocked benchmark results.

In summary, the AMD Ryzen AI 7 450G is positioned for specific memory-sensitive and instruction-specialized workloads, while the Intel Core Ultra 9 285T dominates the broader spectrum of general-purpose and high-throughput computing. The choice between them depends on whether the user's primary tasks align with the AMD part's narrow wins or the Intel part's wide-ranging advantages.