AMD Ryzen Embedded 8840U vs Qualcomm Snapdragon X2E-94-100 Comparison

FAQ

Q: How do the core counts compare between the AMD Ryzen Embedded 8840U and the Qualcomm Snapdragon X2E-94-100?

A: The AMD processor has 8 cores and 16 threads, while the Qualcomm processor has 18 cores and 18 threads. The Qualcomm part has no simultaneous multithreading, so its thread count equals its core count.

Q: Which processor uses a smaller manufacturing process node?

A: The Qualcomm Snapdragon X2E-94-100 is built on a 3 nm process, while the AMD Ryzen Embedded 8840U uses a 4 nm process. Both are fabricated by TSMC.

Q: What is the memory bandwidth difference between the two?

A: The AMD chip supports dual-channel DDR5 with a recorded bandwidth of 89.6 GB/s. The Qualcomm chip uses triple-channel LPDDR5X and reaches 228.6 GB/s, which is more than double the AMD figure.

Q: Which processor has ECC memory support?

A: The AMD Ryzen Embedded 8840U supports ECC memory. The Qualcomm Snapdragon X2E-94-100 does not.

Q: What are the boost clock speeds for each processor?

A: The AMD Ryzen Embedded 8840U boosts to 5.10 GHz from a base of 3.30 GHz. The Qualcomm Snapdragon X2E-94-100 has a base clock of 4.45 GHz and a boost clock of 4.70 GHz.

Q: Do both processors use integrated graphics?

A: Yes. The AMD part includes Radeon 780M graphics, while the Qualcomm part includes Adreno X2-90 graphics.

Architecture Differences

The AMD Ryzen Embedded 8840U belongs to the 8000 series and uses the Zen 4 architecture under the Hawk Point codename. It is part of the Ryzen Embedded generation built on a 4 nm TSMC process. The die size is 178 mm² with 25,000 million transistors. The Qualcomm Snapdragon X2E-94-100 uses the Glymur codename and belongs to the Snapdragon X2 Elite generation, built on a 3 nm TSMC process with a larger die size of 220 mm². The transistor count for the Qualcomm part is not recorded in the database.

Cache layouts differ substantially. The AMD chip allocates 64 KB of L1 per core, 1 MB of L2 per core, and 16 MB of shared L3. The Qualcomm chip allocates 288 KB of L1 per core, 16 MB of L2 per module, and 9 MB of shared L3. This structural difference means the Qualcomm part has much larger per-core L1 and per-module L2 allocations, while the AMD part has a larger shared L3 pool.

Memory architecture diverges as well. The AMD processor uses dual-channel DDR5 with a memory bandwidth of 89.6 GB/s and ECC support. The Qualcomm processor uses triple-channel LPDDR5X with 228.6 GB/s bandwidth and no ECC support. The memory bus width is a key differentiator: the Qualcomm part has three channels versus two on the AMD side.

PCIe connectivity differs. The AMD Ryzen Embedded 8840U provides Gen 4 with 20 lanes (CPU only). The Qualcomm Snapdragon X2E-94-100 provides Gen 5 with 12 lanes (CPU only). The AMD part has more lanes but older generation support, while the Qualcomm part has fewer lanes but newer generation support.

The Qualcomm processor has a higher base clock of 4.45 GHz versus 3.30 GHz on the AMD part, but the AMD part has a higher boost clock of 5.10 GHz versus 4.70 GHz on the Qualcomm part. The AMD chip has a TDP of 28 watts; no TDP is recorded for the Qualcomm chip. The AMD part uses AMD Socket FP8, while the Qualcomm part uses Qualcomm BGA 2343.

The AMD processor is unlocked? No, the multiplier is not unlocked for either processor. The production status for both is Active. The release dates are 2024-04-01 for the AMD chip and 2026-04-05 for the Qualcomm chip. The Qualcomm part has a part number of X2E94100, while the AMD part number is recorded as unknown.

Head-to-Head Benchmarks

The database currently records no head-to-head benchmark entries between the AMD Ryzen Embedded 8840U and the Qualcomm Snapdragon X2E-94-100. The winsA and winsB fields are both zero, and the headToHeadBenchmarks array is empty. The average benchmark score for both processors is zero. This means the comparative performance data has not been captured in the database yet, so no direct score deltas can be reported.

However, the architectural data provides a basis for understanding where each processor has structural advantages. The Qualcomm part has more than double the cores (18 versus 8) and a much higher memory bandwidth (228.6 GB/s versus 89.6 GB/s). The AMD part has a higher boost clock (5.10 GHz versus 4.70 GHz) and ECC memory support, which is significant for embedded applications requiring data integrity.

The L3 cache difference is notable: the AMD part has 16 MB shared L3, while the Qualcomm part has 9 MB shared L3. The Qualcomm part compensates with larger L1 and L2 allocations per core or module. The AMD part has a smaller die size (178 mm² versus 220 mm²) and fewer transistors (25,000 million versus an unrecorded count for Qualcomm).

The process node difference favors the Qualcomm part at 3 nm versus 4 nm, which typically indicates a newer manufacturing generation. The PCIe generation also favors Qualcomm at Gen 5 versus Gen 4, although the lane count favors AMD at 20 lanes versus 12 lanes.

Both processors are in the 50th percentile versus all CPUs in the database, and both have an average benchmark score of zero. The absence of actual benchmark measurements means the percentile is a placeholder rather than a derived performance ranking. The data indicates that neither processor has been measured yet, so all comparisons must rely on the specification differences.

The Verdict

Based on the recorded data, the Qualcomm Snapdragon X2E-94-100 offers a higher core count (18 versus 8), a smaller process node (3 nm versus 4 nm), a larger die (220 mm² versus 178 mm²), a higher base clock (4.45 GHz versus 3.30 GHz), and substantially higher memory bandwidth (228.6 GB/s versus 89.6 GB/s). It also uses a newer PCIe generation (Gen 5 versus Gen 4) and a triple-channel memory bus versus dual-channel.

The AMD Ryzen Embedded 8840U offers a higher boost clock (5.10 GHz versus 4.70 GHz), ECC memory support, a larger shared L3 cache (16 MB versus 9 MB), a 28-watt TDP (no TDP recorded for Qualcomm), and more PCIe lanes (20 versus 12). It also has a smaller die size and fewer transistors, which may indicate a less complex manufacturing process.

The database shows no benchmark scores for either processor, so a performance verdict cannot be derived from measurements. The data only supports a specification-based comparison. The Qualcomm part appears designed for workloads that benefit from many cores and high memory throughput, while the AMD part appears designed for workloads that benefit from high single-core boost frequencies and ECC reliability.

Without benchmark data, the verdict must be conditional: the Qualcomm part has the structural edge in core count and memory bandwidth, while the AMD part has the structural edge in boost clock, ECC support, and L3 cache capacity. The choice depends on which of these factors matters more for the intended workload, and the database does not yet provide measured evidence to decide.

Specification Differences

The following fields differ between the AMD Ryzen Embedded 8840U and the Qualcomm Snapdragon X2E-94-100:

• Cores: 8 (AMD) versus 18 (Qualcomm)
• Threads: 16 (AMD) versus 18 (Qualcomm)
• Base Clock: 3.30 GHz (AMD) versus 4.45 GHz (Qualcomm)
• Boost Clock: 5.10 GHz (AMD) versus 4.70 GHz (Qualcomm)
• TDP: 28 (AMD) versus null (Qualcomm)
• Socket: AMD Socket FP8 (AMD) versus Qualcomm BGA 2343 (Qualcomm)
• Architecture: Zen 4 (AMD) versus null (Qualcomm)
• Codename: Hawk Point (AMD) versus Glymur (Qualcomm)
• Generation: Ryzen Embedded (Zen 4 (Hawk Point)) (AMD) versus Snapdragon X2 (Elite) (Qualcomm)
• Process Node: 4 nm (AMD) versus 3 nm (Qualcomm)
• Transistors: 25,000 million (AMD) versus null (Qualcomm)
• Die Size: 178 mm² (AMD) versus 220 mm² (Qualcomm)
• L1 Cache: 64 KB per core (AMD) versus 288 KB per core (Qualcomm)
• L2 Cache: 1 MB per core (AMD) versus 16 MB per module (Qualcomm)
• L3 Cache: 16 MB shared (AMD) versus 9 MB shared (Qualcomm)
• Memory Support: DDR5 (AMD) versus LPDDR5X (Qualcomm)
• Memory Bus: Dual-channel (AMD) versus Triple-channel (Qualcomm)
• Memory Bandwidth: 89.6 GB/s (AMD) versus 228.6 GB/s (Qualcomm)
• ECC Memory: true (AMD) versus false (Qualcomm)
• PCIe: Gen 4, 20 Lanes (AMD) versus Gen 5, 12 Lanes (Qualcomm)
• Integrated Graphics: Radeon 780M (AMD) versus Adreno X2-90 (Qualcomm)
• Release Date: 2024-04-01 (AMD) versus 2026-04-05 (Qualcomm)
• Part Number: unknown (AMD) versus X2E94100 (Qualcomm)

Fields that are the same or null for both include the market segment (Mobile for both), production status (Active for both), multiplier unlocked (false for both), launch MSRP (null for both), and the percentile versus all CPUs (50 for both).

Where Each One Wins

The Qualcomm Snapdragon X2E-94-100 wins on core count, with 18 cores versus 8, and on thread count, with 18 threads versus 16. This gives it a structural advantage in workloads that scale across many cores, such as parallel compilation, rendering, or server-style tasks. The Qualcomm part also wins on base clock (4.45 GHz versus 3.30 GHz) and on memory bandwidth (228.6 GB/s versus 89.6 GB/s), which benefits memory-intensive operations like data analytics or large matrix computations. The triple-channel memory bus and LPDDR5X support provide a wider data path. The 3 nm process node and larger die size suggest a more recent manufacturing generation. The Gen 5 PCIe interface offers newer connectivity, and the larger L1 cache per core (288 KB versus 64 KB) and larger L2 per module (16 MB versus 1 MB per core) favor workloads with high per-thread data locality.

The AMD Ryzen Embedded 8840U wins on boost clock (5.10 GHz versus 4.70 GHz), which favors single-threaded or lightly threaded workloads such as legacy applications, interactive tasks, or real-time control loops that depend on peak frequency. The AMD part also wins on ECC memory support, which is critical for embedded systems where data corruption is unacceptable, such as financial transaction processing, medical devices, or industrial automation. The larger shared L3 cache (16 MB versus 9 MB) benefits workloads with repeated access to a moderate-sized working set. The AMD part has more PCIe lanes (20 versus 12), which supports more concurrent peripherals or storage devices at Gen 4 speeds. The 28-watt TDP provides a known power envelope, while the Qualcomm part has no recorded TDP. The smaller die size (178 mm² versus 220 mm²) may indicate lower manufacturing cost, though the database does not provide pricing data.

The release dates differ by nearly two years, with the AMD part launching on 2024-04-01 and the Qualcomm part on 2026-04-05. The database shows no benchmark wins for either processor, so the use-case split is entirely based on the recorded specifications. The Qualcomm part is the stronger candidate for multi-core and memory-throughput-heavy scenarios, while the AMD part is the stronger candidate for high-frequency single-core tasks and ECC-required environments.