AMD Ryzen Embedded 9900X vs Intel Core i5-14400 Comparison

FAQ

Q: How do the core and thread counts differ between the AMD Ryzen Embedded 9900X and the Intel Core i5-14400?

A: The AMD Ryzen Embedded 9900X provides 12 cores and 24 threads. The Intel Core i5-14400 provides 10 cores and 16 threads.

Q: What is the process node difference between the two processors?

A: The AMD Ryzen Embedded 9900X is built on a 4 nm process by TSMC. The Intel Core i5-14400 uses a 10 nm process from Intel.

Q: Which processor has a higher boost clock?

A: The AMD Ryzen Embedded 9900X has a boost clock of 5.60 GHz. The Intel Core i5-14400 has a boost clock of 4.70 GHz.

Q: What memory types does each processor support?

A: The AMD Ryzen Embedded 9900X supports DDR5 only, while the Intel Core i5-14400 supports both DDR4 and DDR5.

Q: How does the L3 cache compare between the two?

A: The AMD Ryzen Embedded 9900X has 64 MB of L3 cache. The Intel Core i5-14400 has 20 MB of shared L3 cache.

Q: Which processor has a higher benchmark percentile ranking?

A: The Intel Core i5-14400 ranks in the 82nd percentile among all CPUs in the database. The AMD Ryzen Embedded 9900X sits at the 50th percentile.

Architecture Differences

The AMD Ryzen Embedded 9900X belongs to the 9000 series and uses the Granite Ridge codename, built on the Zen 5 microarchitecture. It is manufactured on a 4 nm process by TSMC, with a transistor count of 16,630 million and a die size of 2x 70.6 mm². This is a dual-die design, which contributes to its 12 cores and 24 threads. The processor uses AMD Socket AM5 and has an unlocked multiplier, indicating it is designed for overclocking. Its integrated graphics are Radeon Graphics, and it supports PCIe Gen 5 with 24 lanes from the CPU.

The Intel Core i5-14400 is part of the Core 14th Gen series, using the Raptor Lake-R codename and the Raptor Lake architecture. It is built on a 10 nm process by Intel, with a die size of 215 mm². This is a single-die design with 10 cores and 16 threads. The processor uses Intel Socket 1700 and has a locked multiplier, meaning it is not unlocked for overclocking. Its integrated graphics are UHD Graphics 730, and it supports PCIe Gen 5 with 16 lanes from the CPU.

The fundamental architectural split is clear: AMD uses a newer, denser 4 nm process from TSMC, while Intel relies on a 10 nm process. The AMD part has two chiplets, each 70.6 mm², totaling 141.2 mm² of silicon, whereas Intel uses a single 215 mm² die. The cache structures also differ significantly. Both have 80 KB of L1 per core, but the AMD part has 1 MB of L2 per core versus 1.25 MB per core on the Intel part. The L3 cache is a major differentiator: 64 MB on AMD versus 20 MB shared on Intel.

Memory support diverges as well. The AMD Ryzen Embedded 9900X supports only DDR5 with dual-channel memory and a memory bandwidth of 89.6 GB/s. The Intel Core i5-14400 supports both DDR4 and DDR5, also dual-channel, but its memory bandwidth is not recorded in the database. Both processors support ECC memory. The PCIe lane count favors AMD with 24 lanes versus 16 lanes on Intel.

Head-to-Head Benchmarks

The database does not contain direct head-to-head benchmark comparisons between the AMD Ryzen Embedded 9900X and the Intel Core i5-14400. The AMD part has no recorded benchmark scores, no average score, and no rival comparisons. The Intel Core i5-14400, by contrast, has a full suite of benchmark results across Cinebench, Geekbench, and Passmark tests.

For the Intel Core i5-14400, the recorded data shows a Cinebench R15 multi-core score of 2148 and a single-core score of 303. In Cinebench R20, it scores 8952 multi-core and 1263 single-core. In Cinebench R23, the multi-core score is 21315 and the single-core score is 3009. Geekbench results show a multi-core score of 9807 and a single-core score of 1905. Passmark tests reveal a multi-thread score of 25080, a single-thread score of 3741, an integer math score of 82017, a floating point math score of 61549, and a physics score of 1396.

Since the AMD Ryzen Embedded 9900X has zero recorded benchmarks, the data cannot confirm any performance advantage for either side. The Intel part stands alone with measurable scores, but without comparable AMD results, a direct head-to-head analysis is impossible from the database. The AMD processor's average benchmark score is 0, and it has no wins recorded, while the Intel part has 19 benchmark entries and an average score of 32115.

The absence of AMD benchmark data is itself a finding. The Intel Core i5-14400 is a measured, active part with a percentile rank of 82. The AMD Ryzen Embedded 9900X has a percentile rank of 50, but this is derived from no actual test scores. The database treats the AMD part as active and released, yet no performance measurements have been recorded.

Specification Differences

The two processors differ across nearly every specification field in the database. The AMD Ryzen Embedded 9900X has 12 cores and 24 threads, while the Intel Core i5-14400 has 10 cores and 16 threads. Base clocks are 4.40 GHz for AMD and 2.50 GHz for Intel. Boost clocks are 5.60 GHz for AMD and 4.70 GHz for Intel. TDP is 120 watts for AMD and 65 watts for Intel.

The sockets differ: AMD Socket AM5 versus Intel Socket 1700. The process nodes differ: 4 nm for AMD versus 10 nm for Intel. The codenames differ: Granite Ridge versus Raptor Lake-R. The generations differ: Ryzen Embedded with Zen 5 (Granite Ridge) versus Core i5 with Raptor Lake Refresh. The foundries differ: TSMC for AMD versus Intel for the Intel part.

Transistor counts are recorded only for AMD at 16,630 million; Intel's transistor count is not listed. Die sizes differ: 2x 70.6 mm² for AMD versus 215 mm² for Intel. L2 cache per core is 1 MB for AMD versus 1.25 MB for Intel. L3 cache is 64 MB for AMD versus 20 MB shared for Intel. Memory support is DDR5 only for AMD versus DDR4 and DDR5 for Intel. Memory bandwidth is 89.6 GB/s for AMD and not recorded for Intel.

PCIe lanes differ: 24 lanes for AMD versus 16 lanes for Intel, both Gen 5. Integrated graphics differ: Radeon Graphics for AMD versus UHD Graphics 730 for Intel. The multiplier is unlocked for AMD and locked for Intel. Release dates differ: 2025-10-06 for AMD versus 2024-01-07 for Intel. The launch MSRP for the Intel part is $221, stated once here. The AMD part has no launch MSRP recorded. Part numbers differ: 100-000000662E for AMD versus SRN3QSRN46 for Intel.

Where Each One Wins

The Intel Core i5-14400 wins on measured benchmark data. It has 19 recorded scores across multiple test suites, an average benchmark score of 32115, and a percentile rank of 82. Its nearest rivals in the database are the Intel Core i7-12800H with an average score of 32121 and a delta of 0, the Intel Core i7-13705H with 32076 and a delta of 0.1, the Intel Core i5-14450HX with 32040 and a delta of 0.2, and the Intel Core i9-11900 with 32226 and a delta of -0.3. This places the i5-14400 in a tight cluster of similarly performing CPUs, all within 0.3 percent of each other.

The AMD Ryzen Embedded 9900X wins on raw specifications. It has more cores, more threads, higher base and boost clocks, a newer process node, more L3 cache, higher memory bandwidth, more PCIe lanes, and an unlocked multiplier. It also has a larger L3 cache by a wide margin: 64 MB versus 20 MB. The AMD part uses a 4 nm process versus 10 nm, which typically indicates better power efficiency per transistor, though TDP is higher at 120 watts versus 65 watts.

The Intel part wins on power efficiency as measured by TDP, 65 watts versus 120 watts. It also wins on memory flexibility, supporting both DDR4 and DDR5, whereas AMD is limited to DDR5. The Intel part has a recorded release date earlier than AMD's, and it has a launch MSRP of $221, which the database records.

The AMD part wins on unmeasured potential. Its specifications suggest higher multi-threaded capability due to 12 cores and 24 threads, and its 5.60 GHz boost clock indicates strong single-thread potential. However, no benchmark data exists to confirm this. The Intel part wins on verified performance, with a full benchmark suite and a high percentile rank.

The Verdict

The database presents an unusual situation: the AMD Ryzen Embedded 9900X has superior specifications on paper but no measured performance data, while the Intel Core i5-14400 has comprehensive benchmark results and a strong percentile ranking. For anyone relying on recorded data, the Intel Core i5-14400 is the only choice with verified scores. Its average benchmark score of 32115 and 82nd percentile placement confirm it as a capable desktop processor, with its nearest rivals all within a 0.3 percent delta.

The AMD Ryzen Embedded 9900X cannot be evaluated on performance from this database. Its specifications indicate a higher core count, higher clocks, newer process node, and more cache, but without benchmark scores, those advantages remain theoretical. The Intel part's 10 cores and 16 threads are measured and perform well in Cinebench R23 multi-core at 21315 and Geekbench multi-core at 9807.

For users who require confirmed benchmark data, the Intel Core i5-14400 is the documented choice. For users who prioritize specifications and are willing to accept unmeasured performance, the AMD Ryzen Embedded 9900X offers more cores, threads, cache, and PCIe lanes. The Intel part also offers lower TDP and dual memory support. The AMD part has an unlocked multiplier and a newer socket. The data does not support a performance verdict for AMD, only a specification comparison. The Intel part stands as the benchmarked option, while the AMD part remains an unverified entry in the database.