AMD Ryzen 7 9850X3D vs Intel Core Ultra 5 225F Comparison

The AMD Ryzen 7 9850X3D and the Intel Core Ultra 5 225F represent two distinct approaches to desktop processing. The AMD part is a high-core-count, high-cache flagship from the 9000 series, while the Intel part is a mainstream, power-efficient offering from the Core Ultra Series 2. The benchmark data shows a decisive performance gap, with the Ryzen 7 winning 14 of the 15 head-to-head comparisons. However, the Intel chip does secure a notable victory in one specific workload, making the comparison more nuanced than a simple performance ranking.

FAQ

Q: Which processor has the higher multi-threaded performance in Cinebench R23?

A: The AMD Ryzen 7 9850X3D scores 22,807 points in Cinebench R23 multi-core, which is 38.5% higher than the Intel Core Ultra 5 225F's score of 16,467 points.

Q: How does the Intel Core Ultra 5 225F compare in floating-point math?

A: The Intel Core Ultra 5 225F wins the PassMark floating-point math test with a score of 92,554, which is 11.4% higher than the AMD Ryzen 7 9850X3D's score of 81,998.

Q: What is the difference in their average benchmark scores?

A: The AMD Ryzen 7 9850X3D has an average benchmark score of 58,386, placing it in the 92nd percentile of all CPUs. The Intel Core Ultra 5 225F has an average score of 37,313, placing it in the 85th percentile.

Q: Which processor has a higher boost clock speed?

A: The AMD Ryzen 7 9850X3D has a boost clock of 5.60 GHz, which is higher than the Intel Core Ultra 5 225F's boost clock of 4.90 GHz.

Q: Does the Intel Core Ultra 5 225F have an unlocked multiplier?

A: No, the Intel Core Ultra 5 225F has a locked multiplier, while the AMD Ryzen 7 9850X3D has an unlocked multiplier, allowing for overclocking.

Q: What is the single-thread performance gap in Cinebench R15?

A: The AMD Ryzen 7 9850X3D scores 343 in Cinebench R15 single-core, which is 19.5% higher than the Intel Core Ultra 5 225F's score of 287.

Architecture Differences

The two processors are built on fundamentally different architectures and process nodes. The AMD Ryzen 7 9850X3D uses the Zen 5 architecture, codenamed Granite Ridge, fabricated on a 4 nm process at TSMC. The Intel Core Ultra 5 225F uses the Arrow Lake architecture, codenamed Arrow Lake-S, fabricated on a smaller 3 nm process, also at TSMC. The Intel chip packs significantly more transistors: 17,800 million compared to the AMD's 8,315 million, and has a larger die size at 243 mm² versus 70.6 mm² for the AMD.

Core and thread counts diverge sharply. The AMD processor features 8 cores and 16 threads, while the Intel processor has 10 cores but only 10 threads, indicating no hyper-threading support on the Intel part. Cache hierarchies also differ substantially. The AMD chip has 96 MB of shared L3 cache, while the Intel chip has only 20 MB of shared L3 cache. Per-core L1 and L2 caches are larger on the Intel side: 192 KB L1 and 3 MB L2 per core, versus 80 KB L1 and 1 MB L2 per core on the AMD. The AMD part compensates with its massive L3 pool, a defining feature of the X3D line.

Memory and I/O specifications show further divergence. Both support DDR5 memory in a dual-channel configuration, but the Intel part has a higher theoretical memory bandwidth at 102.4 GB/s versus 89.6 GB/s for the AMD part. The AMD processor supports ECC memory, while the Intel processor does not. PCIe connectivity also differs: the AMD chip provides Gen 5 with 24 lanes (CPU only), while the Intel chip provides Gen 5 with 20 lanes (CPU only). The AMD processor includes integrated Radeon Graphics, whereas the Intel Core Ultra 5 225F has no integrated graphics, as indicated by its "F" suffix.

Head-to-Head Benchmarks

The benchmark data shows a dominant performance profile for the AMD Ryzen 7 9850X3D across most workloads. In Cinebench R23 multi-core, the AMD chip scores 22,807 versus 16,467 for the Intel, a 38.5% lead. The single-core Cinebench R23 test shows a smaller but still significant gap: 2,228 for AMD versus 1,893 for Intel, a 17.7% advantage. The older Cinebench R15 tests reinforce this pattern, with the AMD chip leading by 33.5% in multi-core and 19.5% in single-core.

PassMark tests reveal the AMD chip's strength in integer-heavy and mixed workloads. In integer math, the AMD processor scores 123,140, a massive 85.4% lead over the Intel's 66,417. Data compression shows a 52.6% advantage for AMD (474,501 versus 310,843), and extended instructions show a 40.1% lead (39,272 versus 28,027). The AMD chip also leads in multi-threaded performance by 33.3% (41,318 versus 31,004) and in physics calculations by 71.6% (4,171 versus 2,430).

The single exception to AMD's dominance is in floating-point math. The Intel Core Ultra 5 225F scores 92,554 in this PassMark test, beating the AMD's 81,998 by 11.4%. This is the only head-to-head benchmark where the Intel chip wins, representing a single victory out of 15 total comparisons. The data encryption test is nearly a tie, with the AMD chip edging ahead by just 0.9% (22,856 versus 22,648). The single-thread PassMark score shows a modest 7% lead for AMD (4,704 versus 4,397), and the random string sorting test shows a 33.3% advantage for AMD (49,764 versus 37,325).

Specification Differences

The two processors differ across nearly every core specification. The AMD Ryzen 7 9850X3D has a base clock of 4.70 GHz and a boost clock of 5.60 GHz, while the Intel Core Ultra 5 225F has a base clock of 3.30 GHz and a boost clock of 4.90 GHz. The AMD chip has a TDP of 120 watts, compared to the Intel chip's 65 watts, reflecting its higher power draw for greater performance.

The AMD processor uses the AMD Socket AM5, while the Intel processor uses the Intel Socket 1851. The AMD chip has 8 cores and 16 threads, whereas the Intel chip has 10 cores and 10 threads. The AMD chip's L3 cache is 96 MB shared, versus 20 MB shared on the Intel chip. The AMD part has an unlocked multiplier, while the Intel part is locked. The AMD chip supports ECC memory, while the Intel chip does not. The AMD chip includes integrated Radeon Graphics, while the Intel chip has no integrated graphics.

The AMD processor has a larger memory bandwidth specification of 89.6 GB/s, but the Intel processor has a higher figure at 102.4 GB/s. The PCIe lane count also differs, with the AMD chip providing 24 Gen 5 lanes (CPU only) versus 20 Gen 5 lanes (CPU only) for the Intel chip. The AMD chip has a launch MSRP of $499, while the Intel chip has a launch MSRP of $231. The AMD part was released later, and its part number is 100-000001973, whereas the Intel part number is SRQD2SRVF9.

Where Each One Wins

The AMD Ryzen 7 9850X3D is the clear winner in almost every measured workload. Its 38.5% lead in Cinebench R23 multi-core and 85.4% lead in integer math make it the stronger choice for heavily threaded applications, content creation, and general compute tasks. The 71.6% advantage in physics tests also suggests superior performance in simulation and physics-based workloads. The 52.6% lead in data compression indicates an edge in archiving and file-handling tasks. For users running multi-threaded rendering, code compilation, or scientific computing, the data consistently points to the AMD chip as the superior option. Its 92nd percentile ranking against all CPUs, versus the Intel chip's 85th percentile, confirms a higher overall performance tier.

The Intel Core Ultra 5 225F has a single, specific area of superiority: floating-point math. Its 11.4% lead in that PassMark test suggests an advantage in workloads that rely heavily on floating-point operations, such as certain scientific simulations, financial modeling, or signal processing. However, this is an isolated win. The Intel chip also has advantages in power efficiency, with a 65 watt TDP versus 120 watts for the AMD chip, and a higher memory bandwidth specification at 102.4 GB/s. It also has a higher core count at 10, though without hyper-threading, this does not translate into multi-threaded performance wins.

The data shows a clear trade-off. Users seeking maximum throughput in most applications should look to the AMD Ryzen 7 9850X3D, which wins 14 of 15 comparisons. The Intel Core Ultra 5 225F is competitive only in floating-point-heavy scenarios, where it delivers a measurable but narrow victory. The AMD chip's higher TDP and larger cache are the likely contributors to its broad performance lead, while the Intel chip's smaller process node and higher memory bandwidth provide its specific floating-point edge. The benchmark results confirm that the AMD processor is the higher-performing part overall, with the Intel processor offering a single specialized strength.