AMD Ryzen 9 9955HX vs AMD Ryzen Embedded 9700X Comparison

Head-to-Head Benchmarks

The benchmark comparison between these two AMD processors is one-sided, but the reason is straightforward: the database contains a full suite of recorded scores for the Ryzen 9 9955HX, while the Ryzen Embedded 9700X has no recorded benchmark results. The Ryzen 9 9955HX delivers a multicore Cinebench R23 score of 37159 and a single-core score of 2174. In Cinebench R15, it posts 5905 points multicore and 336 points single-core. The PassMark suite shows a multithread score of 56171, a single-thread score of 4393, integer math at 212598, floating point math at 136682, and extended instructions at 57946. Data compression reaches 731998, encryption hits 37330, physics scores 2720, and random string sorting records 77890. Prime number finding completes at 287.

Because the Ryzen Embedded 9700X has no entries in the head-to-head table, the data does not support any direct score comparison. The 9955HX stands alone with a percentile rank of 96 among all CPUs, meaning it outperforms 96 percent of the processors in the database. Its average benchmark score is 91199. The nearest rival, the Intel Xeon 654, scores 90717 with a delta of 0.5 percent, indicating near parity. The AMD Ryzen AI Max+ 392 scores 90541, 0.7 percent behind. The Intel Core Ultra 7 270K Plus scores 93785, which is 2.8 percent ahead, as does the Intel Xeon 6520P at 93786. The 9955HX therefore sits in a competitive band where the closest rivals are within roughly three percent, but the Embedded 9700X cannot be placed in that ranking without its own measured results.

Architecture Differences

The two processors share the same fundamental design generation, both being Zen 5 parts manufactured on a 4 nm process at TSMC. The Ryzen 9 9955HX carries the codename Fire Range, while the Embedded 9700X uses Granite Ridge. The 9955HX integrates 16,630 million transistors across a dual-die layout with two 70.6 mm² chips, whereas the Embedded 9700X uses 8,315 million transistors on a single 70.6 mm² die. Both include 80 KB of L1 cache per core and 1 MB of L2 per core, but the shared L3 cache differs: the 9955HX offers 64 MB, the Embedded 9700X offers 32 MB. Neither part includes 3D V-Cache.

The socket and platform split these chips into different market segments. The 9955HX uses AMD Socket FL1 and targets mobile systems, while the Embedded 9700X uses AMD Socket AM5 and targets desktop embedded applications. The 9955HX provides 28 PCIe Gen 5 lanes from the CPU, the Embedded 9700X provides 24 lanes. Both support DDR5 memory on a dual-channel bus with a bandwidth of 89.6 GB/s, and both have ECC memory support. Integrated graphics differ in naming: the 9955HX uses Radeon 610M, the Embedded 9700X uses Radeon Graphics. Both processors have an unlocked multiplier, allowing overclocking. The 9955HX released on January 5, 2025, while the Embedded 9700X released on October 6, 2025. Production status for both is Active.

Where Each One Wins

The Ryzen 9 9955HX wins on core count, offering 16 cores and 32 threads versus 8 cores and 16 threads on the Embedded 9700X. That doubling of cores and threads directly explains its multicore benchmark dominance, as reflected in the Cinebench R23 multicore score of 37159 and the PassMark multithread score of 56171. The larger 64 MB L3 cache also benefits workloads that repeatedly access shared data. The 9955HX holds a percentile rank of 96, placing it among the top processors in the database.

The Ryzen Embedded 9700X wins on clock speed, with a base clock of 3.80 GHz and a boost clock of 5.50 GHz, compared to the 9955HX base of 2.50 GHz and boost of 5.40 GHz. The higher base clock gives the Embedded part an advantage in lightly threaded workloads that do not scale with core count, assuming both chips are otherwise equal per-core in architecture. The Embedded 9700X also uses a single die, which may reduce inter-die communication overhead in certain tasks, though the database does not contain measured scores to confirm this. Its 50th percentile ranking reflects the absence of recorded data, not a performance verdict.

Specification Differences

The recorded specifications show several clear differences between the two parts. The Ryzen 9 9955HX has 16 cores and 32 threads; the Ryzen Embedded 9700X has 8 cores and 16 threads. Base clocks are 2.50 GHz versus 3.80 GHz, and boost clocks are 5.40 GHz versus 5.50 GHz. Thermal design power is 55 watts for the 9955HX and 65 watts for the Embedded 9700X. The socket differs: FL1 versus AM5. Transistor count is 16,630 million versus 8,315 million, and die size is 2x 70.6 mm² versus 70.6 mm². L3 cache is 64 MB shared versus 32 MB shared. PCIe lanes are 28 versus 24. Integrated graphics are Radeon 610M versus Radeon Graphics. Release dates are January 5, 2025, versus October 6, 2025. The part numbers are 100-000001028 and 100-000001404E. Both share the same process node, foundry, L1 and L2 cache sizes, memory support, memory bus width, memory bandwidth, ECC capability, and unlocked multiplier.

FAQ

Q: Which processor has more cores?

A: The AMD Ryzen 9 9955HX has 16 cores and 32 threads, while the AMD Ryzen Embedded 9700X has 8 cores and 16 threads.

Q: What is the boost clock difference?

A: The Ryzen Embedded 9700X boosts to 5.50 GHz, which is 0.10 GHz higher than the Ryzen 9 9955HX boost clock of 5.40 GHz.

Q: Do both processors support ECC memory?

A: Yes, both the Ryzen 9 9955HX and the Ryzen Embedded 9700X have ECC memory support enabled.

Q: What is the L3 cache size on each?

A: The Ryzen 9 9955HX has 64 MB of shared L3 cache, while the Ryzen Embedded 9700X has 32 MB of shared L3 cache.

Q: Which processor has a higher TDP?

A: The Ryzen Embedded 9700X has a TDP of 65 watts, which is 10 watts higher than the Ryzen 9 9955HX TDP of 55 watts.

Q: Are there any recorded benchmark scores for the Ryzen Embedded 9700X?

A: No, the database contains no benchmark entries for the Ryzen Embedded 9700X, so its average benchmark score is recorded as 0 with no nearest rivals.

The Verdict

The data supports a clear choice for users who need heavy multicore throughput: the Ryzen 9 9955HX. Its 16 cores, 32 threads, 64 MB L3 cache, and recorded Cinebench R23 multicore score of 37159 place it at the 96th percentile of all CPUs. The PassMark multithread score of 56171 and integer math score of 212598 confirm strong sustained compute capability. For mobile systems where power is a constraint, the 55 watt TDP is lower than the Embedded part's 65 watts, which is an additional advantage in thermally limited chassis.

The Ryzen Embedded 9700X offers a different trade. Its higher base clock of 3.80 GHz and marginally higher boost of 5.50 GHz, combined with a single-die design and 8 cores, suit scenarios that favor lower thread counts and higher per-core frequency. The AM5 socket positions it for desktop embedded boards, and the 24 PCIe Gen 5 lanes provide ample connectivity for embedded I/O. The smaller 32 MB L3 cache and 8,315 million transistor count reflect a more modest silicon footprint, which may simplify system integration.

Without any recorded benchmarks for the Embedded 9700X, the database cannot quantify its performance relative to the 9955HX. The verdict from the available data is that the Ryzen 9 9955HX is the proven performer with a full suite of scores and a top-tier percentile ranking, while the Ryzen Embedded 9700X remains an unmeasured alternative whose advantages in clock speed and platform fit are structural rather than demonstrated. Users prioritizing verified multicore results should choose the 9955HX; users requiring a desktop AM5 embedded part with higher base clocks have the 9700X as the option, but the data does not yet confirm its competitive standing.