AMD Ryzen Embedded 9900X3D vs Intel Core i5-14450HX Comparison

AMD Ryzen Embedded 9900X3D and Intel Core i5-14450HX occupy different corners of the processor landscape. The AMD part is a 12-core, 24-thread desktop-class chip built for Socket AM5, while the Intel chip is a 10-core, 16-thread mobile processor on BGA 1964. The benchmark database contains no recorded benchmark scores for the AMD Ryzen Embedded 9900X3D, meaning all performance comparisons must rely on the Intel Core i5-14450HX’s measured results and its position among rivals. The Intel chip holds an 82nd percentile ranking across all CPUs, a strong showing for a mobile part, whereas the AMD chip’s 50th percentile reflects the absence of data rather than a real performance assessment. This asymmetry shapes the entire analysis: the AMD chip’s capabilities must be inferred from its architecture, cache, and specification sheet, while the Intel chip’s behavior is grounded in concrete measurements.

Where Each One Wins

The Intel Core i5-14450HX wins in every measurable category because it is the only chip with benchmark results in the database. Its Cinebench R23 multi-core score of 20108 and single-core score of 2838 establish a solid baseline for a 10-core, 16-thread mobile processor. PassMark results reinforce this: integer math scores 78330, floating point math scores 58037, and multithread scores 23680. The AMD Ryzen Embedded 9900X3D has no scores to contest these figures, so it cannot be declared a winner in any benchmark discipline. However, the AMD chip’s specification sheet suggests where it would likely dominate if tested. Its 12 cores and 24 threads outnumber the Intel chip’s 10 cores and 16 threads, which typically favors multi-threaded workloads like rendering, compilation, and scientific simulation. The AMD chip also carries 128 MB of L3 cache versus the Intel chip’s 20 MB, a massive difference that would benefit cache-sensitive tasks such as database queries, virtual machine workloads, and certain gaming scenarios. The Intel chip counters with a higher boost clock in practice: its recorded boost is 4.80 GHz, while the AMD chip lists 5.50 GHz, so the AMD part holds the clock advantage on paper. The Intel chip’s data compression score of 278538 and data encryption score of 15574 show strong single-thread and integer performance, which is typical for Raptor Lake-HX. The AMD chip’s architectural advantages in core count and cache size would likely tip heavily threaded workloads in its favor, but without measurements, the Intel chip remains the only proven performer.

Architecture Differences

The two processors diverge sharply in architecture. The AMD Ryzen Embedded 9900X3D belongs to the Granite Ridge family, built on the Zen 5 microarchitecture, and is fabricated by TSMC at a 4 nm process. It uses two chiplets, each measuring 70.6 mm², with a combined transistor count of 16,630 million. The Intel Core i5-14450HX uses Raptor Lake-HX, a refresh of the Raptor Lake architecture, manufactured by Intel on a 10 nm process with a single 257 mm² die. The process node gap is significant: 4 nm versus 10 nm gives AMD a density and efficiency advantage on paper. Cache hierarchies differ completely. The AMD chip allocates 80 KB of L1 per core, 1 MB of L2 per core, and 128 MB of L3 across the package. The Intel chip also uses 80 KB of L1 per core but doubles L2 to 2 MB per core and offers only 20 MB of shared L3. This 108 MB L3 deficit is the single largest architectural distinction and directly impacts workloads that repeatedly access large datasets. Memory support also differs: the AMD chip supports only DDR5 with dual-channel bandwidth rated at 89.6 GB/s, while the Intel chip supports both DDR4 and DDR5 in dual-channel mode, though its bandwidth figure is unlisted in the database. Both chips support ECC memory, a point of commonality. PCIe connectivity favors AMD with 24 Gen 5 lanes from the CPU, while Intel offers 16 Gen 5 lanes. Integrated graphics differ as well: AMD pairs the chip with Radeon Graphics, whereas Intel uses UHD Graphics 710. The AMD chip is a desktop segment part with an unlocked multiplier and an active production status, released in October 2025. The Intel chip is a mobile part, also active, released in January 2024, and also has an unlocked multiplier. The generation labels confirm the split: AMD lists Ryzen Embedded (Zen 5, Granite Ridge), while Intel lists Core i5 (Raptor Lake-HX Refresh).

Head-to-Head Benchmarks

No head-to-head benchmark entries exist in the database for these two processors, so direct comparison scores are unavailable. The Intel Core i5-14450HX’s individual results provide the only measurable performance data. In Cinebench R23, it scores 20108 multi-core and 2838 single-core. In Cinebench R20, the scores are 8445 multi-core and 1191 single-core. In Cinebench R15, they are 2026 multi-core and 285 single-core. These figures show a consistent pattern: the Intel chip scales well from single-core to multi-core, with a multi-core to single-core ratio of roughly 7.1 in R23, indicating efficient use of its 10 cores and 16 threads. PassMark results add granularity. Integer math at 78330 and floating point math at 58037 show balanced arithmetic performance. Extended instructions score 17207, which covers AVX and similar workloads. Find prime numbers scores a modest 98, a low figure that suggests this particular test is not a strength. Random string sorting scores 29565, and data compression hits 278538, an exceptionally high number that indicates strong branch prediction and memory subsystem efficiency. Data encryption scores 15574, and physics scores 1475. Single-thread performance is 3643 in PassMark, which aligns with the Cinebench single-core results. The nearest rivals for the Intel chip are all within a narrow band: Intel Core i7-13705H sits at -0.1 percent, Intel Core i5-14400 at -0.2 percent, Intel Core i7-12800H at -0.3 percent, and Intel Core i9-11900 at -0.6 percent. This tight clustering means the i5-14450HX performs essentially identically to these four processors, all within a fraction of a percent. The AMD chip has no rivals listed and no wins counted, so its head-to-head story is unwritten. The data indicates the Intel chip is a reliable mid-pack performer among its peers, but the AMD chip’s potential remains untested.

FAQ

Q: Does the AMD Ryzen Embedded 9900X3D have any benchmark scores in the database?

A: No. The database lists zero benchmark entries for the AMD Ryzen Embedded 9900X3D, and its average benchmark score is 0. All performance data comes from the Intel Core i5-14450HX.

Q: How does the Intel Core i5-14450HX compare to its closest rivals?

A: The Intel Core i5-14450HX is nearly identical to its four nearest rivals. It trails the Intel Core i7-13705H by 0.1 percent, the Intel Core i5-14400 by 0.2 percent, the Intel Core i7-12800H by 0.3 percent, and the Intel Core i9-11900 by 0.6 percent. All deltas are negative, meaning the i5-14450HX is slightly slower than each rival.

Q: Which processor has more cores and threads?

A: The AMD Ryzen Embedded 9900X3D has 12 cores and 24 threads. The Intel Core i5-14450HX has 10 cores and 16 threads. The AMD chip holds a 2-core and 8-thread advantage.

Q: What is the L3 cache difference between the two chips?

A: The AMD Ryzen Embedded 9900X3D has 128 MB of L3 cache. The Intel Core i5-14450HX has 20 MB of shared L3 cache. The AMD chip offers 108 MB more L3, a sixfold difference.

Q: Do both processors support ECC memory?

A: Yes. Both the AMD Ryzen Embedded 9900X3D and the Intel Core i5-14450HX list ECC memory support as true.

Q: What process nodes do the two chips use?

A: The AMD Ryzen Embedded 9900X3D uses a 4 nm process from TSMC. The Intel Core i5-14450HX uses a 10 nm process from Intel. The AMD chip’s process is smaller by 6 nm.

Specification Differences

| Specification | AMD Ryzen Embedded 9900X3D | Intel Core i5-14450HX |

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

| Series | 9000 series | Core 14th Gen |

| Cores | 12 | 10 |

| Threads | 24 | 16 |

| Base Clock | 4.40 GHz | 2.40 GHz |

| Boost Clock | 5.50 GHz | 4.80 GHz |

| TDP | 120 W | 55 W |

| Socket | AMD Socket AM5 | Intel BGA 1964 |

| Codename | Granite Ridge | Raptor Lake-HX |

| Generation | Ryzen Embedded (Zen 5, Granite Ridge) | Core i5 (Raptor Lake-HX Refresh) |

| Process Node | 4 nm | 10 nm |

| Foundry | TSMC | Intel |

| Transistors | 16,630 million | null |

| Die Size | 2x 70.6 mm² | 257 mm² |

| L1 Cache | 80 KB (per core) | 80 KB (per core) |

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

| L3 Cache | 128 MB | 20 MB (shared) |

| Memory Support | DDR5 | DDR4, DDR5 |

| Memory Bandwidth | 89.6 GB/s | null |

| PCIe | Gen 5, 24 Lanes (CPU only) | Gen 5, 16 Lanes (CPU only) |

| Integrated Graphics | Radeon Graphics | UHD Graphics 710 |

| Market Segment | Desktop | Mobile |

| Release Date | 2025-10-06 | 2024-01-07 |

| Multiplier Unlocked | true | true |

| Part Number | 100-000001368E | SRMXK |

| Percentile vs All CPUs | 50 | 82 |

| Average Benchmark Score | 0 | 32040 |

The Verdict

The data supports a clear but lopsided verdict. For any workload measured in the database, the Intel Core i5-14450HX is the only chip with proven results. Its Cinebench R23 multi-core score of 20108 and PassMark multithread score of 23680 demonstrate competent performance for a mobile processor, and its 82nd percentile ranking places it well above the median CPU. The AMD Ryzen Embedded 9900X3D cannot be recommended on measured performance because none exists. However, the specification sheet argues for a different use case. The AMD chip’s 12 cores, 24 threads, 128 MB of L3 cache, and 5.50 GHz boost clock position it as a high-end desktop processor aimed at heavily threaded, cache-intensive server or embedded workloads. Its 120 W TDP, compared to the Intel chip’s 55 W, indicates a much higher power envelope, which is acceptable for desktop Socket AM5 platforms but not for mobile designs. The Intel chip, with its 55 W TDP and mobile BGA socket, fits laptops and compact systems where power efficiency and thermal limits matter more than raw core counts. The benchmark database shows the Intel chip performing at parity with rivals like the Intel Core i7-13705H and Intel Core i5-14400, all within 0.6 percent, confirming it as a stable, predictable mobile workhorse. The AMD chip, by contrast, is an unknown quantity in the database, with a 50th percentile that reflects missing data rather than mediocre performance. A buyer needing a mobile processor with verified results should choose the Intel Core i5-14450HX. A buyer needing a desktop processor with maximum core count, cache, and PCIe lanes, and who accepts the lack of benchmark validation, would look to the AMD Ryzen Embedded 9900X3D. The verdict is conditional on the data: Intel wins on evidence, AMD wins on specification.