AMD Ryzen AI 5 435 vs Intel Core 9 270H Comparison

Head-to-Head Benchmarks

The benchmark data is unambiguous: the Intel Core 9 270H wins every single recorded comparison, 15-0. The AMD Ryzen AI 5 435 does not claim a single victory across Cinebench or Passmark tests. The margins, however, vary considerably by workload, which reveals distinct performance characteristics between the two mobile processors.

The largest gap appears in `passmark_find_prime_numbers`, where the Intel part scores 112 against the AMD's 58, a 48.2% advantage. This test is heavily dependent on integer throughput and cache behavior, and the Intel's 24 MB shared L3 cache appears to provide a substantial edge. Similarly, `passmark_physics` shows a 45.3% lead for Intel (1966 vs 1075), indicating a major difference in multi-core physics simulation performance.

In multi-core rendering, the Intel Core 9 270H maintains a commanding lead. In Cinebench R23 multicore, it scores 18000 versus 11333, a 37% advantage. The Cinebench R15 multicore test shows a 31.6% gap (2464 vs 1686). These results align with the core count difference: the Intel has 14 cores and 20 threads, while the AMD has 6 cores and 12 threads. The Intel's additional cores translate directly into substantial multi-threaded workload advantages.

Memory-intensive and encryption tasks also favor Intel heavily. The `passmark_data_encryption` test shows a 42.6% lead (19369 vs 11110), while `passmark_floating_point_math` shows a 42.5% advantage (70640 vs 40627). Integer math follows the same pattern, with Intel ahead by 37.5% (97654 vs 61026). Data compression shows a 32.5% gap (333785 vs 225374), and random string sorting shows the same 32.5% difference (36867 vs 24891).

The single-core picture is tighter, although Intel still leads. In Cinebench R23 single-core, the Intel scores 2040 versus 1816, an 11% advantage. The Cinebench R15 single-core test shows a 25.1% gap (347 vs 260). Passmark single-thread results show the closest margin of all: 3944 for Intel versus 3734 for AMD, a modest 5.3% difference. This suggests that the AMD Zen 5 architecture is competitive in lightly threaded tasks, but the Intel's higher boost clock of 5.80 GHz compared to 4.50 GHz provides the edge.

Extended instruction workloads show a 19.3% lead for Intel (20079 vs 16197), a narrower margin than the multi-core tests. This indicates that the AMD's Zen 5 cores handle SIMD-style operations relatively efficiently, even if they cannot match the Intel's raw throughput in other areas.

The aggregate picture from the database's `avgBenchmarkScore` confirms the wide overall gap. The Intel Core 9 270H averages 38335, while the AMD Ryzen AI 5 435 averages 28128. The Intel part sits at the 86th percentile of all CPUs, compared to the AMD's 80th percentile. The AMD's nearest rivals include the Intel Core i5-13490F (28185, delta -0.2%) and Intel Core i5-14500T (28065, delta 0.2%), placing it in the upper-midrange of desktop-class parts. The Intel's nearest rivals include the Intel Core Ultra 9 285H (38312, delta 0.1%) and Intel Xeon w3-2525 (38392, delta -0.1%), placing it alongside workstation-class silicon.

Architecture Differences

The two processors come from fundamentally different design philosophies. The AMD Ryzen AI 5 435 uses the Zen 5 architecture, codenamed Gorgon Point, and belongs to the Ryzen AI 400 generation that mixes Zen 5 and Zen 5c cores. It is built on a 4 nm process at TSMC. The Intel Core 9 270H uses the Raptor Lake architecture, specifically Raptor Lake-H from the Raptor Lake Refresh generation, built on a 10 nm process at Intel's own foundries.

Core configuration differs sharply. The AMD has 6 cores and 12 threads, while the Intel has 14 cores and 20 threads. This 8-core and 8-thread difference explains most of the multi-threaded benchmark deltas. The Intel's hybrid core arrangement, typical of Raptor Lake, combines performance and efficiency cores, though the database does not break down the core types explicitly.

Cache hierarchies show a notable division. Both use 80 KB of L1 per core. The AMD uses 1 MB of L2 per core, while the Intel uses 2 MB per core. The L3 cache differs dramatically: the AMD has only 4 MB total, while the Intel has 24 MB shared. This 6x difference in L3 capacity is a major factor in the `passmark_find_prime_numbers` and data compression results, where larger caches reduce memory traffic and improve throughput.

Clock speeds favor Intel. The Intel base clock is 2.70 GHz with a boost of 5.80 GHz. The AMD base clock is 2.00 GHz with a boost of 4.50 GHz. The 1.30 GHz boost advantage explains the single-thread results, particularly in Cinebench R23 single-core where Intel leads by 11%.

Memory support diverges. The AMD supports DDR5 and LPDDR5X with dual-channel memory and a recorded bandwidth of 89.6 GB/s, plus ECC memory support. The Intel supports DDR4 and DDR5 in dual-channel configuration, but the database lists no bandwidth figure and no ECC support. AMD's PCIe implementation is Gen 4 with 14 CPU lanes, while Intel uses Gen 5 with 8 CPU lanes. This means the Intel offers a faster but narrower PCIe link, while the AMD offers a slower but wider one.

Integrated graphics differ. The AMD uses Radeon 840M, while the Intel uses Iris Xe Graphics with 96 execution units. The database does not include iGPU benchmarks, so no direct comparison is possible from the recorded data. The AMD socket is AMD Socket FP8, while the Intel uses Intel BGA 1744. Both are mobile platforms with active production status.

Where Each One Wins

Given that the Intel wins all 15 head-to-head benchmarks, the use-case split is straightforward. The Intel Core 9 270H is the stronger choice for any workload that benefits from more cores or higher clocks. Multi-threaded rendering, video encoding, data compression, encryption, physics simulation, and integer-heavy computation all fall into this category. The 37% lead in Cinebench R23 multicore and 42.5% lead in floating-point math indicate that the Intel is substantially faster for CPU-bound creative and scientific tasks.

The AMD Ryzen AI 5 435 has no recorded benchmark wins, but the data does show areas where the gap narrows. The 5.3% deficit in Passmark single-thread is the closest margin, suggesting that the Zen 5 architecture is efficient per-core. The 19.3% gap in extended instructions shows the AMD's SIMD capabilities are not far behind. For users who prioritize low power, the AMD's 28W TDP versus the Intel's 45W TDP indicates that the AMD draws less power, though the database does not include real-world power measurements.

The AMD also supports ECC memory, which the Intel does not. This makes the AMD a consideration for systems where data integrity is critical, such as small-scale servers or workstations that require error-correcting memory. The AMD's 89.6 GB/s memory bandwidth is recorded, while the Intel's is not, so the AMD has a documented memory bandwidth advantage. The AMD's wider PCIe Gen 4 implementation with 14 lanes, versus Intel's Gen 5 with 8 lanes, gives the AMD more total PCIe connectivity for expansion.

FAQ

Q: Which processor has more cores and threads?

A: The Intel Core 9 270H has 14 cores and 20 threads. The AMD Ryzen AI 5 435 has 6 cores and 12 threads.

Q: What is the single-thread performance difference?

A: The Intel leads in Passmark single-thread with 3944 versus 3734, a 5.3% advantage. In Cinebench R23 single-core, the Intel scores 2040 versus 1816, an 11% lead.

Q: How much faster is the Intel in multi-core rendering?

A: In Cinebench R23 multicore, the Intel scores 18000 versus 11333, which is 37% higher. The Cinebench R15 multicore test shows a 31.6% gap.

Q: Does the AMD support ECC memory?

A: Yes, the AMD Ryzen AI 5 435 supports ECC memory. The Intel Core 9 270H does not.

Q: What are the boost clocks for each processor?

A: The Intel Core 9 270H boosts to 5.80 GHz. The AMD Ryzen AI 5 435 boosts to 4.50 GHz.

Q: Which processor has a larger L3 cache?

A: The Intel Core 9 270H has 24 MB shared L3 cache. The AMD Ryzen AI 5 435 has only 4 MB of L3 cache.

Q: What is the launch MSRP of the Intel processor?

A: The Intel Core 9 270H has a launch MSRP of $697. The AMD Ryzen AI 5 435 has no recorded launch MSRP.

The Verdict

The data leads to a clear conclusion. The Intel Core 9 270H is the superior processor in every benchmark recorded in the database. Its 14 cores, 20 threads, 5.80 GHz boost clock, and 24 MB L3 cache produce decisive wins across all 15 head-to-head tests. The 37% lead in Cinebench R23 multicore and 42.6% lead in data encryption are not marginal differences; they represent a different performance class. The Intel also has a higher percentile ranking, sitting at 86th versus the AMD's 80th.

The AMD Ryzen AI 5 435 is not without merit. Its 28W TDP, compared to the Intel's 45W, suggests lower power consumption. Its ECC memory support is a unique feature for a mobile processor. Its 89.6 GB/s memory bandwidth is documented, and its 5.3% single-thread deficit in Passmark shows that Zen 5 cores are efficient. The AMD's wider PCIe Gen 4 implementation with 14 lanes offers more expansion capability than the Intel's 8 Gen 5 lanes.

For users who need maximum performance in CPU-intensive tasks, the Intel Core 9 270H is the obvious choice. The benchmark results consistently favor it, and the margin is large enough to justify the higher TDP. For users who prioritize power efficiency, ECC memory support, or system flexibility, the AMD Ryzen AI 5 435 offers specific advantages, but the performance gap is substantial. The database's recorded measurements show no workload category where the AMD outperforms the Intel.

Specification Differences

| Specification | AMD Ryzen AI 5 435 | Intel Core 9 270H |

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

| Cores | 6 | 14 |

| Threads | 12 | 20 |

| Base Clock | 2.00 GHz | 2.70 GHz |

| Boost Clock | 4.50 GHz | 5.80 GHz |

| TDP | 28W | 45W |

| Socket | AMD Socket FP8 | Intel BGA 1744 |

| Architecture | Zen 5 | Raptor Lake |

| Process Node | 4 nm | 10 nm |

| Foundry | TSMC | Intel |

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

| L3 Cache | 4 MB | 24 MB shared |

| Memory Support | DDR5, LPDDR5X | DDR4, DDR5 |

| Memory Bandwidth | 89.6 GB/s | Not recorded |

| ECC Memory | Yes | No |

| PCIe | Gen 4, 14 lanes | Gen 5, 8 lanes |

| Integrated Graphics | Radeon 840M | Iris Xe Graphics 96EU |

| Release Date | 2026-01-04 | 2024-12-17 |

| Launch MSRP | Not recorded | $697 |

| Part Number | 100-000001337 | SRQ6V |