AMD Ryzen 5 40 vs AMD Ryzen Embedded 9950X Comparison

Head-to-Head Benchmarks

The database currently contains benchmark results for the AMD Ryzen 5 40, while the AMD Ryzen Embedded 9950X has no recorded benchmark scores. This makes a direct comparison of measured performance impossible at this time. The Ryzen 5 40 posts an average benchmark score of 15,882 across its recorded tests, placing it at the 70th percentile of all CPUs in the database. Its nearest rivals include the AMD EPYC 75F3 with an average score of 15,859 and a delta of 0.1%, the Intel Core Ultra 5 134U with 15,910 and a delta of -0.2%, the AMD EPYC 9354P with 15,826 and a delta of 0.4%, and the AMD EPYC 9334 with 15,940 and a delta of -0.4%. The data shows the Ryzen 5 40 sits within a narrow band of roughly 0.4% of these server and mobile parts, indicating its multi-threaded throughput is competitive with much larger silicon in the database's aggregate metric.

Looking at the Ryzen 5 40's individual results, the Cinebench R23 multicore score of 4,841 and single-core score of 1,150 reveal a processor oriented toward modest parallel workloads. The Cinebench R15 results continue this pattern with a multicore score of 790 and a single-core score of 165.5. PassMark tests show a multithread score of 9,341 and a single-thread score of 2,477. In integer math, the Ryzen 5 40 achieves 31,598, while floating point math reaches 15,194. Data compression scores 141,533, and data encryption reaches 6,646. Extended instructions post 6,437, and random string sorting hits 15,124. The physics test records 432, while find prime numbers scores only 20. These figures place the Ryzen 5 40 as a capable entry-level mobile processor, but the lack of any benchmark data for the Ryzen Embedded 9950X means no head-to-head wins can be established from recorded measurements.

Since the head-to-head section of the database contains no entries, there are no wins for either processor to report. The Ryzen Embedded 9950X has a percentile rank of 50 and an average benchmark score of 0, which reflects the absence of recorded tests rather than a performance result. Readers should interpret this as a gap in the database, not a statement about the embedded chip's capabilities. The analysis that follows relies on architectural specifications and the measured results available for the Ryzen 5 40 only.

Architecture Differences

The two processors belong to different architectural generations and market segments. The AMD Ryzen 5 40 uses the Zen 2 architecture under the Mendocino codename, built on a 6 nm process at TSMC with a die size of 100 mm². Its generation is listed as Ryzen 5 (Zen 2 (Mendocino)). The AMD Ryzen Embedded 9950X uses the Zen 5 architecture under the Granite Ridge codename, built on a 4 nm process at TSMC with a die size of 2x 70.6 mm² and a transistor count of 16,630 million. Its generation is listed as Ryzen Embedded (Zen 5 (Granite Ridge)). This places the embedded part two architectural generations ahead of the mobile chip, with a smaller process node and a more complex dual-die design.

Core and thread counts differ substantially. The Ryzen 5 40 has 4 cores and 8 threads, while the Ryzen Embedded 9950X has 16 cores and 32 threads. This gives the embedded processor four times the core count and four times the thread count. Clock speeds also favor the embedded chip: the Ryzen 5 40 has a base clock of 2.80 GHz and a boost clock of 4.30 GHz, whereas the Ryzen Embedded 9950X has a base clock of 4.30 GHz and a boost clock of 5.70 GHz. The embedded part's base clock equals the mobile part's boost clock, and its boost clock exceeds it by 1.40 GHz.

Cache configurations show a significant divergence. The Ryzen 5 40 has 64 KB of L1 cache per core, 512 KB of L2 cache per core, and 4 MB of shared L3 cache. The Ryzen Embedded 9950X has 80 KB of L1 cache per core, 1 MB of L2 cache per core, and 64 MB of L3 cache. The embedded chip offers 16 times the L3 capacity and double the L2 per core. Thermal design power reflects the performance differential: the Ryzen 5 40 is rated at 15 W, while the Ryzen Embedded 9950X is rated at 170 W. This is an 11.3x difference in thermal envelope.

Memory support differs in type and bandwidth. The Ryzen 5 40 uses LPDDR5 memory with dual-channel support and a bandwidth of 88.0 GB/s, and it does not support ECC memory. The Ryzen Embedded 9950X uses DDR5 memory with dual-channel support and a bandwidth of 89.6 GB/s, and it supports ECC memory. The bandwidth gap is small at 1.6 GB/s, but ECC support is exclusive to the embedded part. PCIe connectivity also diverges: the Ryzen 5 40 offers Gen 3 with 4 lanes (CPU only), while the Ryzen Embedded 9950X offers Gen 5 with 28 lanes (CPU only). The embedded chip provides more lanes and a newer generation.

Socket and platform details reinforce the different market positions. The Ryzen 5 40 uses AMD Socket FT6, a mobile platform, while the Ryzen Embedded 9950X uses AMD Socket AM5, a desktop platform. The Ryzen 5 40 has a locked multiplier, whereas the Ryzen Embedded 9950X has an unlocked multiplier. Integrated graphics also differ: the Ryzen 5 40 includes Radeon 610M, while the Ryzen Embedded 9950X includes Radeon Graphics. Release dates are close, with the Ryzen 5 40 released on September 30, 2025, and the Ryzen Embedded 9950X released on October 6, 2025, six days later. The part number for the embedded chip is 100-000001277E, while the mobile part lists its part number as unknown.

The Verdict

The recorded data supports only a limited verdict. The Ryzen 5 40 has measured performance at the 70th percentile of all CPUs, with an average benchmark score of 15,882. It competes closely with server-class EPYC parts in the database, sitting within 0.4% of the AMD EPYC 75F3, AMD EPYC 9354P, and AMD EPYC 9334, and within 0.2% of the Intel Core Ultra 5 134U. Its 4-core, 8-thread configuration with a 15 W TDP identifies it as an efficient mobile processor. The Ryzen Embedded 9950X has no benchmark results, so its performance cannot be verified against the Ryzen 5 40. The database lists it at the 50th percentile with an average score of 0, which reflects missing data rather than a measured outcome.

From a specification standpoint, the Ryzen Embedded 9950X is positioned for substantially heavier workloads. Its 16 cores, 32 threads, 5.70 GHz boost clock, 64 MB of L3 cache, and 170 W TDP indicate a design for sustained multi-threaded processing on a desktop or embedded platform. The Ryzen 5 40, with 4 cores, 8 threads, 4.30 GHz boost clock, 4 MB of L3 cache, and 15 W TDP, is suited to power-constrained mobile environments. The architectural gap of two generations, Zen 2 versus Zen 5, and the process node difference of 6 nm versus 4 nm, further separate their intended roles. Users requiring ECC memory, PCIe Gen 5, or an unlocked multiplier would select the embedded part based on those features alone. Users prioritizing low power consumption and a compact mobile footprint would select the Ryzen 5 40. The data cannot confirm which processor is faster in real workloads, because only one has recorded benchmarks.

FAQ

Q: Which processor has more cores?

A: The AMD Ryzen Embedded 9950X has 16 cores and 32 threads, while the AMD Ryzen 5 40 has 4 cores and 8 threads.

Q: What is the boost clock of each processor?

A: The Ryzen 5 40 has a boost clock of 4.30 GHz, and the Ryzen Embedded 9950X has a boost clock of 5.70 GHz.

Q: Do both processors support ECC memory?

A: No. The Ryzen Embedded 9950X supports ECC memory, while the Ryzen 5 40 does not.

Q: What is the L3 cache size for each processor?

A: The Ryzen 5 40 has 4 MB of shared L3 cache, and the Ryzen Embedded 9950X has 64 MB of L3 cache.

Q: Which processor has a higher average benchmark score?

A: The Ryzen 5 40 has an average benchmark score of 15,882. The Ryzen Embedded 9950X has an average benchmark score of 0 because it has no recorded benchmark results in the database.

Q: What sockets do the two processors use?

A: The Ryzen 5 40 uses AMD Socket FT6, and the Ryzen Embedded 9950X uses AMD Socket AM5.

Where Each One Wins

The Ryzen 5 40 wins in any comparison based on measured benchmark data, simply because it is the only one of the two with recorded results. Its Cinebench R23 multicore score of 4,841 and single-core score of 1,150, along with its PassMark multithread score of 9,341 and single-thread score of 2,477, provide a baseline for its performance class. Its 15 W TDP gives it a decisive advantage in power efficiency, and its LPDDR5 memory support with 88.0 GB/s bandwidth suits low-power mobile designs. The 6 nm process node and 100 mm² die size indicate a compact, thermally modest chip. Its 70th percentile ranking places it above the median CPU in the database.

The Ryzen Embedded 9950X wins on every raw specification that suggests computational headroom. Its 16 cores and 32 threads provide four times the parallelism of the Ryzen 5 40. Its 4.30 GHz base clock and 5.70 GHz boost clock exceed the mobile chip's 2.80 GHz and 4.30 GHz clocks. Its 64 MB of L3 cache dwarfs the 4 MB on the Ryzen 5 40. Its 89.6 GB/s memory bandwidth is slightly higher than the 88.0 GB/s of the Ryzen 5 40, and its ECC support makes it suitable for data-integrity-sensitive workloads. PCIe Gen 5 with 28 lanes offers far more expansion capability than PCIe Gen 3 with 4 lanes. The 170 W TDP and unlocked multiplier signal a processor designed for performance-first configurations. The 4 nm process and 16,630 million transistors indicate a more advanced manufacturing design.

Specification Differences

| Specification | AMD Ryzen 5 40 | AMD Ryzen Embedded 9950X |

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

| Cores | 4 | 16 |

| Threads | 8 | 32 |

| Base Clock | 2.80 GHz | 4.30 GHz |

| Boost Clock | 4.30 GHz | 5.70 GHz |

| TDP | 15 W | 170 W |

| Socket | AMD Socket FT6 | AMD Socket AM5 |

| Architecture | Zen 2 | Zen 5 (Granite Ridge) |

| Process Node | 6 nm | 4 nm |

| Die Size | 100 mm² | 2x 70.6 mm² |

| Transistors | Not listed | 16,630 million |

| L1 Cache | 64 KB (per core) | 80 KB (per core) |

| L2 Cache | 512 KB (per core) | 1 MB (per core) |

| L3 Cache | 4 MB (shared) | 64 MB |

| Memory Support | LPDDR5 | DDR5 |

| Memory Bandwidth | 88.0 GB/s | 89.6 GB/s |

| ECC Memory | No | Yes |

| PCIe | Gen 3, 4 Lanes (CPU only) | Gen 5, 28 Lanes (CPU only) |

| Integrated Graphics | Radeon 610M | Radeon Graphics |

| Market Segment | Mobile | Desktop |

| Multiplier Unlocked | No | Yes |

| Release Date | September 30, 2025 | October 6, 2025 |

| Part Number | Unknown | 100-000001277E |

The specification table confirms the two processors share AMD as their manufacturer and dual-channel memory buses, but diverge across nearly every other field. The Ryzen 5 40 targets mobile efficiency with a 15 W TDP and LPDDR5 memory, while the Ryzen Embedded 9950X targets desktop and embedded performance with a 170 W TDP and DDR5 memory. The embedded part offers ECC support, PCIe Gen 5, and an unlocked multiplier. The mobile part offers none of these. The Ryzen 5 40 achieved a 70th percentile rank with an average score of 15,882, while the Ryzen Embedded 9950X has no recorded benchmarks and a 50th percentile rank by default. The data supports a clear feature-based differentiation, but a performance verdict requires benchmark results that are not yet present in the database for the embedded chip.