AMD Ryzen 9 9950X3D vs AMD Ryzen AI 5 440G Comparison

FAQ

Q: Which processor has more cores and threads?

A: The AMD Ryzen 9 9950X3D has 16 cores and 32 threads, while the AMD Ryzen AI 5 440G has 6 cores and 12 threads.

Q: What is the difference in L3 cache capacity?

A: The Ryzen 9 9950X3D has 128 MB of L3 cache, while the Ryzen AI 5 440G has 8 MB of L3 cache.

Q: Which processor has a higher boost clock?

A: The Ryzen 9 9950X3D boosts to 5.70 GHz, while the Ryzen AI 5 440G boosts to 4.80 GHz.

Q: Do both processors support ECC memory?

A: Yes, both the Ryzen 9 9950X3D and the Ryzen AI 5 440G support ECC memory.

Q: What is the process node for each chip?

A: Both processors are manufactured on a 4 nm process at TSMC.

Q: Which processor has a higher average benchmark score?

A: The Ryzen 9 9950X3D has an average benchmark score of 75779, while the Ryzen AI 5 440G has an average score of 46187.

Where Each One Wins

The benchmark data shows a clear split between the two processors. The Ryzen 9 9950X3D wins every benchmark in the head-to-head comparison, taking all 11 tests. The Ryzen AI 5 440G does not win a single recorded test. This is not a close contest in any workload category.

The Ryzen 9 9950X3D dominates in multi-threaded workloads. Its PassMark multithread score of 70255 is roughly three times the Ryzen AI 5 440G's score of 23487. The margin extends to every computational task, from integer math to floating point math, from data compression to random string sorting. The Ryzen 9 9950X3D also wins in single-threaded performance, though by a much smaller margin: 4737 versus 4060, a 16.7% difference.

The Ryzen AI 5 440G does have its place in the database. With a 65 W TDP versus the 170 W TDP of the Ryzen 9 9950X3D, the Ryzen AI 5 440G draws significantly less power. Both chips use the same 4 nm TSMC process, but the Ryzen AI 5 440G has fewer active cores, which directly lowers its power envelope. For workloads that are lightly threaded or that benefit from a compact die, the Ryzen AI 5 440G offers a smaller footprint with a die size of 195 mm² versus the dual-chiplet design of the Ryzen 9 9950X3D at 2x 70.6 mm².

The Ryzen AI 5 440G sits in the 89th percentile of all CPUs in the database, while the Ryzen 9 9950X3D sits in the 95th percentile. That six-point percentile gap reflects the substantial performance difference, but the Ryzen AI 5 440G is still a capable processor relative to the broader market. Its nearest rivals include the Intel Core i9-13900HX with an average score of 46098 (a 0.2% difference) and the Intel Core Ultra 5 235 at 46062 (a 0.3% difference), placing it in a competitive mid-range bracket.

Architecture Differences

The Ryzen 9 9950X3D uses the Zen 5 architecture on the Granite Ridge codename, part of the 9000 series. The Ryzen AI 5 440G uses a hybrid configuration of Zen 5 and Zen 5c cores under the Gorgon Point codename, part of the Ryzen AI 400 generation. Both processors are built on TSMC's 4 nm process, but the transistor counts tell different stories. The Ryzen 9 9950X3D packs 16,630 million transistors across two chiplets, each measuring 70.6 mm². The Ryzen AI 5 440G does not have a recorded transistor count but uses a single monolithic die of 195 mm².

The L3 cache difference is the most striking architectural gap. The Ryzen 9 9950X3D has 128 MB of L3 cache, a figure that reflects the 3D V-Cache technology integrated into the chip. The Ryzen AI 5 440G has only 8 MB of L3 cache, a 16x difference. Both share the same per-core L1 cache at 80 KB and L2 cache at 1 MB, but the massive L3 capacity on the Ryzen 9 9950X3D gives it a significant advantage in workloads that repeatedly access large datasets.

The PCIe interface also differs. The Ryzen 9 9950X3D supports Gen 5 with 24 CPU lanes, while the Ryzen AI 5 440G supports Gen 4 with 12 CPU lanes. This means the Ryzen 9 9950X3D can drive more high-bandwidth peripherals and newer storage devices. The integrated graphics differ as well: the Ryzen 9 9950X3D includes Radeon Graphics, while the Ryzen AI 5 440G includes the Radeon 840M, suggesting a different iGPU design.

Both chips have unlocked multipliers, use dual-channel DDR5 memory, and provide 89.6 GB/s of memory bandwidth. They share the same socket, AMD Socket AM5, and both support ECC memory. The Ryzen 9 9950X3D has a base clock of 4.30 GHz and a boost clock of 5.70 GHz, while the Ryzen AI 5 440G has a base clock of 2.00 GHz and a boost clock of 4.80 GHz.

Specification Differences

The most direct specification comparison shows the Ryzen 9 9950X3D with 16 cores and 32 threads versus the Ryzen AI 5 440G with 6 cores and 12 threads. Base clocks differ by more than double: 4.30 GHz versus 2.00 GHz. Boost clocks are closer but still distinct: 5.70 GHz versus 4.80 GHz. The TDP difference is substantial: 170 W versus 65 W.

The L3 cache is the largest specification gap: 128 MB versus 8 MB. The Ryzen 9 9950X3D uses a dual-chiplet design with a die size of 2x 70.6 mm², while the Ryzen AI 5 440G uses a single die of 195 mm². The Ryzen 9 9950X3D has a recorded transistor count of 16,630 million, while the Ryzen AI 5 440G does not have a recorded transistor count in the database.

PCIe generations differ: Gen 5 with 24 lanes on the Ryzen 9 9950X3D versus Gen 4 with 12 lanes on the Ryzen AI 5 440G. The integrated GPUs differ: Radeon Graphics on the Ryzen 9 9950X3D versus Radeon 840M on the Ryzen AI 5 440G. The Ryzen 9 9950X3D has a launch MSRP of $699, while the Ryzen AI 5 440G has no recorded launch MSRP.

Release dates also differ: the Ryzen 9 9950X3D was released on 2025-01-05, while the Ryzen AI 5 440G was released on 2026-02-28. Both processors are currently active in production, both are unlocked, and both use the AMD Socket AM5.

Head-to-Head Benchmarks

The benchmark results are unambiguous. The Ryzen 9 9950X3D wins all 11 head-to-head tests, with margins ranging from 16.7% to 581.1%. The largest gap appears in PassMark find prime numbers, where the Ryzen 9 9950X3D scores 613 against the Ryzen AI 5 440G's 90, a 581.1% advantage. That workload is highly sensitive to core count and cache, both areas where the Ryzen 9 9950X3D has a massive lead.

Physics performance shows a 326.6% advantage: 5670 versus 1329. Extended instructions follow at 253.6%, with scores of 73011 and 20648. Floating point math shows a 249.4% gap (159724 versus 45711), while integer math shows a 241.3% gap (243209 versus 71251). Data encryption shows a 227.8% difference (44536 versus 13585), and data compression shows a 210.3% difference (908421 versus 292735). Random string sorting comes in at 206.8% (95423 versus 31106), and multithread performance shows a 199.1% gap (70255 versus 23487).

The single-threaded results are the only category where the two chips approach each other. The Ryzen 9 9950X3D scores 4737 in PassMark single thread, versus 4060 for the Ryzen AI 5 440G, a 16.7% difference. This suggests that for purely single-threaded tasks, the higher boost clock and larger cache of the Ryzen 9 9950X3D still provide a meaningful but much smaller edge.

Looking at additional benchmarks recorded for the Ryzen 9 9950X3D, its Cinebench R23 multicore score is 42018 and single-core is 2259. Geekbench multicore is 26736 and single-core is 3064. The 3DMark tests range from 1292 in single thread to 17184 in max threads. These scores place the Ryzen 9 9950X3D in the 95th percentile of all CPUs. Its nearest rivals in the database are the AMD Ryzen 7 PRO 9755 with an average score of 75738 (a 0.1% difference), the AMD Ryzen 7 PRO 9755X3D at 75716 (0.1%), the AMD EPYC 8224P at 75582 (0.3%), and the Intel Core Ultra 9 285 at 75488 (0.4%). The Ryzen 9 9950X3D leads this group by a narrow margin, indicating that it sits at the very top of the performance curve.

The Ryzen AI 5 440G has fewer recorded benchmarks, but its PassMark results show a consistent pattern. Its nearest rivals include the Intel Core i9-13900HX at 46098 (0.2% behind), the Intel Core Ultra 5 235 at 46062 (0.3%), the AMD Ryzen AI 9 HX 375 at 46030 (0.3%), and the AMD EPYC 4364P at 45970 (0.5%). The Ryzen AI 5 440G leads this group, placing it in the 89th percentile.

The Verdict

The data indicates a clear hierarchy. The Ryzen 9 9950X3D is designed for maximum throughput. Its 16 cores, 32 threads, 128 MB of L3 cache, and 5.70 GHz boost clock deliver top-tier performance across every benchmark category in the database. It wins all 11 head-to-head tests, with particularly large margins in multithreaded and cache-sensitive workloads. The 581.1% advantage in prime number finding and the 326.6% advantage in physics illustrate how far ahead it is when the workload scales with core count and cache capacity.

The Ryzen AI 5 440G is a different class of processor. With 6 cores, 12 threads, 8 MB of L3 cache, and a 65 W TDP, it targets a lower power envelope. Its single-threaded performance is respectable, coming within 16.7% of the Ryzen 9 9950X3D, but its multithreaded performance is roughly one-third that of the larger chip. The Ryzen AI 5 440G still outperforms its nearest rivals, including the Intel Core i9-13900HX and the Intel Core Ultra 5 235, by narrow margins of 0.2% to 0.3%.

For users who need maximum computational throughput, the Ryzen 9 9950X3D is the clear choice. Its average benchmark score of 75779 versus 46187 for the Ryzen AI 5 440G, combined with its 95th percentile ranking, places it among the fastest CPUs in the database. The Ryzen AI 5 440G, with its 89th percentile ranking, is suited for workloads that prioritize lower power consumption and smaller die footprint over raw performance. The 170 W TDP of the Ryzen 9 9950X3D versus the 65 W TDP of the Ryzen AI 5 440G means the latter fits into more constrained thermal environments.

The architecture differences reinforce this split. The Ryzen 9 9950X3D uses a dual-chiplet Zen 5 design with 16,630 million transistors and 128 MB of L3 cache, while the Ryzen AI 5 440G uses a single-die hybrid Zen 5 / Zen 5c design with 8 MB of L3 cache. The PCIe Gen 5 support and 24 CPU lanes on the Ryzen 9 9950X3D versus PCIe Gen 4 and 12 lanes on the Ryzen AI 5 440G also point to different intended use cases: high-bandwidth workstations versus more modest desktop configurations.

Both processors share the same socket, memory type, and ECC support, but the performance gap is too wide to ignore. The benchmark data shows no scenario where the Ryzen AI 5 440G outperforms the Ryzen 9 9950X3D. The choice depends entirely on whether the workload demands maximum performance or accepts lower power draw in exchange for significantly lower throughput.