AMD Ryzen 9 9850HX vs Intel Core Ultra 9 386H Comparison

Head-to-Head Benchmarks

The benchmark data shows a decisive overall victory for the AMD Ryzen 9 9850HX, which wins 10 of the 11 recorded head-to-head comparisons. The single exception is the PassMark find prime numbers test, where the Intel Core Ultra 9 386H edges ahead by 5.3 percent, scoring 341 against 323. Every other test favors the AMD part, often by substantial margins.

The largest gap appears in integer math, where the Ryzen 9 9850HX scores 172943 against 87284, a 98.1 percent advantage. Data compression shows an 88 percent lead, with scores of 662381 versus 352365. Extended instructions favor the AMD chip by 84.7 percent, recording 53817 against 29138. Random string sorting follows at 66.5 percent, with the AMD processor posting 70175 versus 42135.

Multithread performance, a key metric for heavy workloads, sees the Ryzen 9 9850HX score 51722 compared to 35399 for the Intel part, a 46.1 percent difference. Data encryption shows an 18.4 percent lead for AMD, with 32139 versus 27150. Floating point math is closer but still favors AMD, at 115062 against 108527, a 6 percent margin. The single-thread result also goes to the Ryzen 9 9850HX, which records 4461 versus 4218, a 5.8 percent advantage. The physics test is nearly a tie, with AMD at 3054 and Intel at 3028, a 0.9 percent difference.

In average benchmark score, the AMD Ryzen 9 9850HX reaches 106413, placing it in the 97th percentile of all CPUs. The Intel Core Ultra 9 386H averages 43210, placing it in the 88th percentile. The nearest rivals for the AMD chip include the Intel Xeon w7-3555 at 106192 (0.2 percent behind) and the Intel Xeon w7-2595X at 108663 (2.1 percent ahead), showing the Ryzen 9 9850HX competes at workstation-class levels. The Intel Core Ultra 9 386H sits near the AMD Ryzen AI Max PRO 385 at 43326 (0.3 percent behind) and the AMD Ryzen AI 9 465 at 43431 (0.5 percent behind), indicating it performs closer to mid-range mobile parts.

Architecture Differences

The two processors come from entirely different design philosophies. The AMD Ryzen 9 9850HX uses the Zen 5 architecture under the Fire Range codename, built on a 4 nm process by TSMC. It integrates 16,630 million transistors across a dual-chip design with two 70.6 mm² dies. The Intel Core Ultra 9 386H uses the Panther Lake architecture under the Panther Lake-H codename, built on a 3 nm process by Intel itself. Transistor count and die size are not recorded for the Intel part.

Core configuration differs sharply. The AMD chip provides 12 cores and 24 threads, leveraging simultaneous multithreading. The Intel chip provides 16 cores but only 16 threads, meaning it does not use hyperthreading. This explains the multithread disparity: the AMD part's 24 threads versus 16 gives it a structural advantage in parallel workloads, and the data confirms it with the 46.1 percent multithread win.

Cache layouts are also distinct. The AMD Ryzen 9 9850HX allocates 80 KB of L1 per core, 1 MB of L2 per core, and 64 MB of shared L3. The Intel Core Ultra 9 386H allocates 192 KB of L1 per core, 2.5 MB of L2 per core, and 18 MB of shared L3. The AMD chip has far more total L3, which supports its data compression and integer math results. The Intel chip has larger per-core L1 and L2, but the smaller shared L3 limits its aggregate cache capacity.

Memory support also differs. Both use dual-channel memory, but the AMD part supports DDR5 with a measured bandwidth of 89.6 GB/s and includes ECC memory support. The Intel part supports DDR5 and LPDDR5X, with a higher recorded bandwidth of 115.2 GB/s, but lacks ECC support. PCIe connectivity varies: the AMD chip provides Gen 5 with 28 lanes from the CPU, while the Intel chip provides Gen 5 with only 12 lanes from the CPU.

Integrated graphics differ as well. The AMD Ryzen 9 9850HX includes Radeon 610M graphics, while the Intel Core Ultra 9 386H includes Intel Xe3 Graphics. Clock speeds show the AMD chip boosting to 5.20 GHz from a 3.00 GHz base, while the Intel chip boosts to 4.90 GHz from a 2.10 GHz base. The AMD chip has an unlocked multiplier; the Intel chip does not.

Where Each One Wins

The AMD Ryzen 9 9850HX wins across almost every measured workload category. The data compression test shows the largest absolute gap, with the AMD chip scoring 662381 versus 352365, making it 88 percent faster. This indicates a strong advantage in archiving, database compression, and storage-related tasks. Integer math, with a 98.1 percent lead, points to general-purpose computation, financial modeling, and code compilation as areas where the AMD part dominates.

Extended instructions, showing an 84.7 percent advantage, suggests the Ryzen 9 9850HX handles AVX-style workloads, scientific computing, and media encoding more effectively. Random string sorting, a 66.5 percent lead, indicates better performance in sorting algorithms and data processing pipelines. Multithread performance, 46.1 percent ahead, confirms the AMD chip excels at heavily threaded applications such as 3D rendering, video export, and server-style tasks.

The Intel Core Ultra 9 386H wins only the find prime numbers test, scoring 341 versus 323, a 5.3 percent margin. This test measures prime-number generation, which is a specific algorithmic pattern that can favor certain integer pipelines. The Intel chip also shows a narrower gap in floating point math, trailing by only 6 percent, and in physics, trailing by just 0.9 percent. These results indicate the Intel part is competitive in single-precision numeric workloads and physics simulations, but not enough to overtake the AMD chip.

The single-thread result, which the AMD chip wins by 5.8 percent, suggests the Ryzen 9 9850HX also holds the edge in lightly threaded and interactive tasks, despite the Intel chip's higher base clock efficiency at lower TDP. The Intel part's lower TDP of 25 watts versus 55 watts for the AMD chip indicates it may fit into thinner, cooler-running chassis, but the benchmark data shows that efficiency advantage does not translate into performance wins.

Specification Differences

The two processors differ in several key specifications. Core count: AMD has 12, Intel has 16. Thread count: AMD has 24, Intel has 16. Base clock: AMD at 3.00 GHz, Intel at 2.10 GHz. Boost clock: AMD at 5.20 GHz, Intel at 4.90 GHz. TDP: AMD at 55 watts, Intel at 25 watts. Socket: AMD Socket FL1 versus Intel BGA 2540. Process node: 4 nm for AMD, 3 nm for Intel. Foundry: TSMC for AMD, Intel for Intel.

Cache: AMD provides 80 KB L1 per core, 1 MB L2 per core, and 64 MB L3. Intel provides 192 KB L1 per core, 2.5 MB L2 per core, and 18 MB L3. Memory support: AMD supports DDR5 only; Intel supports DDR5 and LPDDR5X. Memory bandwidth: AMD at 89.6 GB/s, Intel at 115.2 GB/s. ECC memory: AMD supports it, Intel does not. PCIe lanes: AMD has 28 Gen 5 lanes from the CPU, Intel has 12 Gen 5 lanes.

Integrated graphics: AMD uses Radeon 610M, Intel uses Intel Xe3 Graphics. Multiplier: AMD is unlocked, Intel is locked. Release date: AMD announced on 2025-01-05, Intel on 2026-01-04. Part numbers: AMD 100-000001366, Intel SA4R5Q9EH. The AMD chip also has a recorded transistor count of 16,630 million and a die size of 2x 70.6 mm², while the Intel chip has no recorded values for either.

FAQ

Q: Which processor has more cores?

A: The Intel Core Ultra 9 386H has 16 cores, while the AMD Ryzen 9 9850HX has 12 cores.

Q: Which processor has more threads?

A: The AMD Ryzen 9 9850HX has 24 threads, while the Intel Core Ultra 9 386H has 16 threads, despite the Intel chip having more physical cores.

Q: What is the TDP difference between the two?

A: The AMD Ryzen 9 9850HX has a TDP of 55 watts, while the Intel Core Ultra 9 386H has a TDP of 25 watts.

Q: Which processor has higher memory bandwidth?

A: The Intel Core Ultra 9 386H records 115.2 GB/s, while the AMD Ryzen 9 9850HX records 89.6 GB/s.

Q: Does the Intel chip support ECC memory?

A: No, the Intel Core Ultra 9 386H does not support ECC memory. The AMD Ryzen 9 9850HX does support ECC memory.

Q: Which processor has a higher single-thread benchmark score?

A: The AMD Ryzen 9 9850HX scores 4461 on the PassMark single-thread test, while the Intel Core Ultra 9 386H scores 4218, a 5.8 percent difference in favor of AMD.

The Verdict

The benchmark data clearly favors the AMD Ryzen 9 9850HX for users prioritizing raw performance across a wide range of workloads. It wins 10 of 11 head-to-head tests, with particularly large margins in integer math, data compression, and extended instructions. Its 24 threads, 64 MB of L3 cache, and 5.20 GHz boost clock deliver a multithread score of 51722, which is 46.1 percent ahead of the Intel part. The AMD chip also holds the single-thread advantage at 4461 versus 4218, meaning it is not only a parallel-workload champion but also a capable performer in lightly threaded tasks.

The Intel Core Ultra 9 386H offers a different set of trade-offs. Its 25-watt TDP is less than half of the AMD chip's 55 watts, making it a more power-efficient option for thin-and-light mobile systems. It also records higher memory bandwidth at 115.2 GB/s and supports LPDDR5X, which the AMD chip does not. Its 16 cores, without hyperthreading, produce a multithread score of 35399, which is competitive for its power class but still 46.1 percent behind the AMD chip. The find prime numbers win, at 341 versus 323, shows a narrow algorithmic advantage, but it is the only test the Intel part takes.

The average benchmark score difference is substantial: 106413 for the AMD part versus 43210 for the Intel part. The AMD chip sits in the 97th percentile of all CPUs, while the Intel chip sits in the 88th percentile. The nearest rivals for the AMD chip are Intel Xeon workstation processors, indicating it competes at a higher performance tier. The nearest rivals for the Intel chip are AMD Ryzen AI and Intel Core i9-12900 parts, all within 0.9 percent, showing it lands firmly in the upper-mid range.

For workloads that stress multi-threaded throughput, cache-heavy operations, or integer computation, the AMD Ryzen 9 9850HX is the clear choice based on the recorded data. For systems where power draw is the primary constraint and memory bandwidth matters more than raw compute, the Intel Core Ultra 9 386H has a defensible position, but the benchmark results show it cannot match the AMD part in overall performance. The data supports the AMD Ryzen 9 9850HX as the higher-performing mobile processor.