AMD Ryzen 7 9850X3D vs Intel Core Ultra 9 275HX Comparison

Head-to-Head Benchmarks

The benchmark data delivers a decisive verdict: the Intel Core Ultra 9 275HX wins 12 of the 15 recorded head-to-head tests, while the AMD Ryzen 7 9850X3D takes 3. The Intel part's overall average benchmark score of 67469 sits well above the AMD chip's 58386, a gap that places the Intel processor in the 94th percentile of all CPUs versus the AMD processor's 92nd percentile.

The largest single victory for Intel comes in PassMark floating point math, where the Core Ultra 9 275HX scores 191186 against the Ryzen 7 9850X3D's 81998, a delta of 57.1%. This is a dominant margin that reflects the Intel chip's substantially higher core count and thread count. Cinebench R23 multicore tells a similar story: Intel scores 35589 versus AMD's 22807, a 35.9% advantage. The older Cinebench R15 multicore test shows Intel ahead by 36.8%, scoring 5619.5 to AMD's 3551.

Intel also wins decisively in data encryption, scoring 47112 versus AMD's 22856, a 51.5% margin. Data compression shows Intel ahead by 22%, with scores of 608381 and 474501 respectively. PassMark multithread results confirm the trend, with Intel at 55759 and AMD at 41318, a 25.9% gap. Integer math favors Intel by 20.7% (155218 to 123140), random string sorting favors Intel by 33% (74320 to 49764), and extended instructions favor Intel by 16.5% (47016 to 39272).

The AMD Ryzen 7 9850X3D's wins are narrower but real. In Cinebench R15 singlecore, AMD scores 343 versus Intel's 334, a 2.7% edge. Cinebench R23 singlecore gives AMD a 1.1% win, 2228 to 2204. The most notable AMD victory comes in PassMark physics, where AMD scores 4171 against Intel's 3338, a 25% advantage. This physics result is striking because it is the only test outside the singlecore and dual-core-oriented workloads where AMD leads by a substantial margin.

The single-thread comparison is effectively a tie. PassMark single thread shows Intel at 4713 and AMD at 4704, a 0.2% difference. The two singlecore Cinebench tests, however, both go to AMD, which indicates that AMD's Zen 5 architecture holds a slight per-core advantage in those workloads despite the Intel chip's higher overall throughput.

The nearest rivals data places both processors in similar company. The AMD Ryzen 7 9850X3D's closest competitor is the Intel Xeon Platinum 8260M at an average score of 58323, just 0.1% behind. The Intel Core Ultra 9 275HX's nearest rival is the Intel Xeon w5-3525 at 67673, 0.3% behind. These positions confirm that the two processors occupy different performance tiers in the database's aggregate rankings.

Where Each One Wins

The Intel Core Ultra 9 275HX dominates in every heavily multithreaded workload recorded. Its 24 cores and 24 threads, versus the AMD chip's 8 cores and 16 threads, translate directly into large advantages in Cinebench multicore tests, PassMark multithread, floating point math, integer math, data compression, data encryption, random string sorting, and extended instructions. The 57.1% lead in floating point math and the 51.5% lead in data encryption are the clearest indicators of workloads where the Intel part's core count provides an overwhelming advantage. Any application that scales across many cores, such as rendering, video encoding, encryption, or large-scale data processing, will favor the Intel processor based on this data.

The AMD Ryzen 7 9850X3D wins in the physics simulation test by 25%, a result that stands apart from the general pattern. The database records PassMark physics as a workload that responds to the AMD chip's architecture, likely reflecting the benefits of its 96 MB shared L3 cache. The two singlecore Cinebench wins, 2.7% in R15 and 1.1% in R23, show that AMD's per-core performance in those specific tests is slightly ahead of Intel's. The PassMark single-thread result is essentially tied at 0.2%, so the singlecore advantage is narrow and workload-dependent.

The AMD processor's 3 wins versus Intel's 12 wins in the head-to-head data means the use-case split is clear: Intel owns the throughput-heavy categories, while AMD claims physics simulation and a marginal singlecore edge in Cinebench. The AMD chip's 96 MB shared L3 cache, compared to Intel's 36 MB shared L3, may explain the physics result, as that workload often benefits from large cache capacities.

The Verdict

The data directs different buyers to different processors. The Intel Core Ultra 9 275HX is the choice for workloads that demand maximum multicore throughput. Its 35.9% lead in Cinebench R23 multicore, 36.8% lead in Cinebench R15 multicore, and 57.1% lead in floating point math are decisive. The Intel chip's 55 W TDP, despite having 24 cores, also indicates a power-efficient design. The 94th percentile ranking versus the 92nd percentile for AMD reinforces the Intel part's higher standing in the aggregate benchmark distribution.

The AMD Ryzen 7 9850X3D is the choice for users whose workloads resemble the PassMark physics test, where it leads by 25%. Its singlecore Cinebench wins, though small, show that the Zen 5 architecture remains competitive per-core. The 120 W TDP indicates a higher power envelope for a desktop part, and the 96 MB shared L3 cache is the largest cache capacity recorded between the two. The AMD chip's 8,315 million transistors on a 70.6 mm² die, versus Intel's 17,800 million transistors on a 243 mm² die, reflects a very different design philosophy.

The Intel Core Ultra 9 275HX's launch MSRP is not listed in the database, while the AMD Ryzen 7 9850X3D has a launch MSRP of $499. The overall average benchmark score difference, 67469 versus 58386, is the single strongest summary statistic: Intel leads by roughly 15.6% in aggregate performance. For users prioritizing raw throughput, the Intel part wins. For users prioritizing physics simulation performance and per-core Cinebench results, the AMD part wins.

FAQ

Q: Which processor has the higher average benchmark score?

A: The Intel Core Ultra 9 275HX has an average benchmark score of 67469, while the AMD Ryzen 7 9850X3D has an average score of 58386.

Q: How large is the multicore performance gap in Cinebench R23?

A: The Intel Core Ultra 9 275HX scores 35589 in Cinebench R23 multicore, which is 35.9% higher than the AMD Ryzen 7 9850X3D's score of 22807.

Q: Does the AMD processor win any benchmark by a large margin?

A: Yes, the AMD Ryzen 7 9850X3D wins PassMark physics by 25%, scoring 4171 versus the Intel Core Ultra 9 275HX's 3338.

Q: What do the single-thread results show?

A: The PassMark single-thread result is nearly tied, with Intel at 4713 and AMD at 4704, a 0.2% difference. The AMD chip wins Cinebench R15 singlecore by 2.7% and R23 singlecore by 1.1%.

Q: Which processor has more cores and threads?

A: The Intel Core Ultra 9 275HX has 24 cores and 24 threads. The AMD Ryzen 7 9850X3D has 8 cores and 16 threads.

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

A: The Intel Core Ultra 9 275HX scores 47112 in PassMark data encryption, which is 51.5% higher than the AMD Ryzen 7 9850X3D's score of 22856.

Architecture Differences

The two processors use fundamentally different architectures. The AMD Ryzen 7 9850X3D is built on the Zen 5 architecture with the Granite Ridge codename, while the Intel Core Ultra 9 275HX uses the Arrow Lake architecture with the Arrow Lake-HX codename. The AMD chip is a desktop part in the 9000 series, while the Intel chip is a mobile part in the Core Ultra Series 2.

The manufacturing process differs: AMD uses a 4 nm process from TSMC, while Intel uses a 3 nm process from TSMC. The transistor counts reflect a major difference in scale. The AMD chip has 8,315 million transistors on a 70.6 mm² die, while the Intel chip has 17,800 million transistors on a 243 mm² die. The Intel die is more than three times larger in area and holds more than twice as many transistors.

Cache configuration is another major architectural divergence. The AMD Ryzen 7 9850X3D has 80 KB of L1 cache per core, 1 MB of L2 cache per core, and 96 MB of shared L3 cache. The Intel Core Ultra 9 275HX has 192 KB of L1 cache per core, 3 MB of L2 cache per core, and 36 MB of shared L3 cache. The AMD chip's 96 MB shared L3 cache is 2.67 times larger than Intel's 36 MB, which likely contributes to its 25% win in PassMark physics.

Both processors support DDR5 memory and dual-channel memory buses. The AMD chip has a memory bandwidth of 89.6 GB/s, while the Intel chip has a higher memory bandwidth of 102.4 GB/s. The AMD chip supports ECC memory, while the Intel chip does not. The AMD chip uses AMD Socket AM5, while the Intel chip uses Intel BGA 2114.

PCIe connectivity also differs. The AMD chip provides Gen 5 with 24 lanes from the CPU, while the Intel chip provides Gen 5 with 20 lanes from the CPU. Integrated graphics differ as well: the AMD chip includes Radeon Graphics, while the Intel chip includes Arc Xe-LPG Graphics 64EU.

The production status for both is active. The AMD chip was released on 2026-01-28, while the Intel chip was released on 2025-01-12. Both have unlocked multipliers, allowing overclocking.

Specification Differences

The core and thread counts are the most significant specification difference. The AMD Ryzen 7 9850X3D has 8 cores and 16 threads, while the Intel Core Ultra 9 275HX has 24 cores and 24 threads. This 3x core difference drives most of the multicore benchmark gaps.

Clock speeds differ notably. The AMD chip has a base clock of 4.70 GHz and a boost clock of 5.60 GHz. The Intel chip has a base clock of 2.70 GHz and a boost clock of 5.40 GHz. The AMD chip's higher base clock reflects its desktop design and 120 W TDP, while the Intel chip's lower base clock aligns with its 55 W TDP.

The TDP difference is substantial: 120 W for the AMD chip versus 55 W for the Intel chip. Despite the Intel chip having 24 cores, it carries a lower TDP, indicating a more power-efficient design per core.

Memory bandwidth favors Intel at 102.4 GB/s versus AMD's 89.6 GB/s. ECC memory support is exclusive to the AMD chip. PCIe lane count favors AMD at 24 lanes versus Intel's 20 lanes, both at Gen 5.

The market segments differ: the AMD chip is a desktop processor, while the Intel chip is a mobile processor. The AMD chip has a launch MSRP of $499, while the Intel chip's launch MSRP is not listed. The part numbers are 100-000001973 for AMD and SRVFK for Intel. The AMD chip uses AMD Socket AM5, and the Intel chip uses Intel BGA 2114.