AMD Ryzen Embedded 9950X3D vs Intel Core i9-14900HX Comparison

Architecture Differences

The AMD Ryzen Embedded 9950X3D and the Intel Core i9-14900HX represent two fundamentally different design philosophies. The AMD part is built on the Zen 5 architecture, codenamed Granite Ridge, using a 4 nm process from TSMC. It packs 16 cores and 32 threads. The Intel processor uses the Raptor Lake-HX Refresh architecture, built on Intel's 10 nm process, and offers 24 cores and 32 threads. The core count advantage for Intel is offset by the fact that it relies on a hybrid core layout, while AMD uses a uniform set of full Zen 5 cores.

The AMD chip features a substantial 128 MB of L3 cache, which is a defining characteristic of the 3D V-Cache line. Each core has 80 KB of L1 cache and 1 MB of L2 cache. The Intel part has 36 MB of shared L3 cache, with 80 KB of L1 per core and a larger 2 MB of L2 per core. The cache hierarchy differences are significant: AMD's massive L3 pool benefits workloads that repeatedly access large datasets, while Intel's smaller L3 is compensated by the higher per-core L2 allocation.

Manufacturing details diverge sharply. The AMD processor uses two chiplets, each 70.6 mm², totaling 16,630 million transistors. The Intel die is a monolithic 257 mm². The AMD chip is socketed into AMD Socket AM5, making it a desktop-class embedded part, whereas the Intel chip is a mobile BGA 1964 package. Both support ECC memory, and both have unlocked multipliers. The AMD chip supports DDR5 memory only, with a dual-channel bus and 89.6 GB/s of bandwidth. The Intel chip supports both DDR4 and DDR5, also dual-channel, but the database does not record a bandwidth figure for it.

Integrated graphics differ as well. The AMD processor carries Radeon Graphics, while the Intel part uses UHD Graphics 770. The AMD chip exposes 24 PCIe Gen 5 lanes from the CPU, while Intel provides 16 Gen 5 lanes. The AMD part is marked for the Desktop market segment, the Intel part for Mobile. Both are listed as Active production. The AMD release date is recorded as 2025-10-06, and the Intel release date is 2024-01-07. The AMD part number is 100-000000719E, and the Intel part number is SRMXF.

Head-to-Head Benchmarks

The database contains a full benchmark suite for the Intel Core i9-14900HX, but no recorded benchmark scores for the AMD Ryzen Embedded 9950X3D. The head-to-head comparison therefore relies on the Intel chip's absolute scores and its position relative to its nearest rivals. The Ryzen Embedded 9950X3D has an average benchmark score of 0 in the database, while the Intel chip averages 56,004. The Intel part sits at the 91st percentile of all CPUs, which indicates strong overall performance. The AMD part is at the 50th percentile, though this figure is based on an empty benchmark record.

The Intel Core i9-14900HX delivers a Cinebench R23 multi-core score of 30,055 and a single-core score of 2,181.5. In Cinebench R20, it scores 15,616 multi-core and 2,204 single-core. The older Cinebench R15 run yields 4,574 multi-core and 310.5 single-core. Geekbench results show 17,511 multi-core and 2,330 single-core. PassMark tests reveal strong integer math performance at 157,375, floating point math at 112,273, and extended instructions at 31,247. Data compression scores 539,965, data encryption scores 32,619, and random string sorting scores 60,861. The multi-thread PassMark score is 43,778, with a single-thread score of 4,175. Physics testing produces 2,638, and prime number finding produces 193.

Since the AMD chip has no recorded scores, direct deltas cannot be computed. The Intel chip's nearest rivals provide context for its standing. The Intel Core 7 253PQE scores 55,919, which is 0.2% below the i9-14900HX. The AMD Ryzen AI Max 390 scores 56,273, which is 0.5% above the i9. The AMD Ryzen AI 9 HX PRO 470 scores 56,306, also 0.5% above. The AMD Ryzen Threadripper PRO 3955WX scores 56,555, which is 1% above. These margins are small, indicating that the i9-14900HX sits in a tightly contested performance band.

Where Each One Wins

The AMD Ryzen Embedded 9950X3D has no benchmark entries in the database, so its wins cannot be quantified from recorded measurements. The architecture suggests strengths in cache-sensitive workloads. The 128 MB L3 cache is the largest cache figure in the comparison, and the 4 nm process gives it a manufacturing advantage in density and efficiency. The desktop Socket AM5 platform with 24 PCIe Gen 5 lanes makes it suitable for systems that need high-bandwidth expansion. The 5.70 GHz boost clock is close to the Intel part's 5.80 GHz, but the AMD base clock of 4.30 GHz is far higher than Intel's 2.20 GHz, which points to a higher sustained frequency floor in all-core situations.

The Intel Core i9-14900HX wins on recorded evidence. The database shows it at the 91st percentile, with an average score of 56,004. The 24-core configuration gives it a thread-count advantage, even though both parts present 32 threads. The Intel chip supports both DDR4 and DDR5 memory, which expands platform flexibility. Its mobile BGA package and 55 W TDP make it a viable option for high-performance laptops, where the AMD part's 170 W TDP would be harder to cool. The Intel processor also has the highest boost clock in this comparison at 5.80 GHz.

The use-case split follows the recorded data. For workloads where the database has numbers, the Intel chip is the proven performer. For workloads that rely on large cache capacity, the AMD chip's 128 MB L3 is the clear architectural advantage, but no benchmark confirms its impact. The Intel chip's nearest rival margins, all within 1%, suggest that the i9-14900HX is competitive with other high-end parts of its generation, but it does not dominate them.

Specification Differences

The two processors differ in core count, clock speeds, power, socket, process, cache, memory support, PCIe lanes, integrated graphics, and market segment. The AMD chip has 16 cores and 32 threads, while the Intel chip has 24 cores and 32 threads. The AMD base clock is 4.30 GHz, the Intel base clock is 2.20 GHz. The AMD boost clock is 5.70 GHz, the Intel boost clock is 5.80 GHz. TDP is a major split: the AMD part draws 170 W, the Intel part draws 55 W. The AMD chip uses AMD Socket AM5, the Intel chip uses Intel BGA 1964.

The AMD process node is 4 nm from TSMC, with a die size of 2x 70.6 mm² and 16,630 million transistors. The Intel process node is 10 nm from Intel, with a die size of 257 mm² and no recorded transistor count. L3 cache is 128 MB on AMD versus 36 MB shared on Intel. L2 cache is 1 MB per core on AMD versus 2 MB per core on Intel. L1 cache is identical at 80 KB per core.

Memory support differs: AMD uses DDR5 only, Intel uses DDR4 and DDR5. Both are dual-channel. AMD has a recorded memory bandwidth of 89.6 GB/s; Intel has none recorded. Both support ECC. PCIe lanes differ: AMD provides Gen 5 with 24 lanes, Intel provides Gen 5 with 16 lanes. Integrated graphics are Radeon Graphics on AMD and UHD Graphics 770 on Intel. The AMD part is classified as Desktop, the Intel part as Mobile. Both have unlocked multipliers. The AMD release date is 2025-10-06, the Intel release date is 2024-01-07.

FAQ

Q: Which processor has more cores?

A: The Intel Core i9-14900HX has 24 cores, while the AMD Ryzen Embedded 9950X3D has 16 cores. Both have 32 threads.

Q: What is the L3 cache difference?

A: The AMD Ryzen Embedded 9950X3D has 128 MB of L3 cache. The Intel Core i9-14900HX has 36 MB of shared L3 cache.

Q: Which CPU has the higher boost clock?

A: The Intel Core i9-14900HX boosts to 5.80 GHz. The AMD Ryzen Embedded 9950X3D boosts to 5.70 GHz.

Q: What memory types does each support?

A: The AMD chip supports DDR5 only. The Intel chip supports both DDR4 and DDR5.

Q: What is the TDP of each processor?

A: The AMD Ryzen Embedded 9950X3D has a TDP of 170 W. The Intel Core i9-14900HX has a TDP of 55 W.

Q: How does the Intel chip compare to its nearest rivals?

A: The Intel Core i9-14900HX has an average score of 56,004. It is 0.2% ahead of the Intel Core 7 253PQE, 0.5% behind the AMD Ryzen AI Max 390, 0.5% behind the AMD Ryzen AI 9 HX PRO 470, and 1% behind the AMD Ryzen Threadripper PRO 3955WX.