AMD Instinct MI355X vs NVIDIA RTX 3500 Embedded Ada Generation Comparison

Head-to-Head Benchmarks

The recorded database contains no direct benchmark scores for either the AMD Instinct MI355X or the NVIDIA RTX 3500 Embedded Ada Generation. Both entries list an average benchmark score of zero, and the head-to-head benchmark array is empty. Consequently, the comparative analysis must be derived exclusively from the specification sheets and architectural parameters recorded for each part.

The AMD Instinct MI355X delivers 78.64 TFLOPS of FP32 compute and 78.64 TFLOPS of FP16 compute at a 1:1 ratio. The NVIDIA RTX 3500 Embedded Ada Generation delivers 23.04 TFLOPS of FP32 and 23.04 TFLOPS of FP16, also at a 1:1 ratio. The AMD part therefore offers 3.41 times the raw floating-point throughput of the NVIDIA part in both precisions. Texture rate follows a similar pattern: the MI355X reaches 2,457.6 GTexel/s, while the RTX 3500 Embedded reaches 360.0 GTexel/s, a 6.83 times advantage for the AMD accelerator.

Memory capacity and bandwidth constitute the most decisive separations. The MI355X carries 288 GB of HBM3e across an 8192-bit bus, yielding 8.19 TB/s of bandwidth. The RTX 3500 Embedded carries 12 GB of GDDR6 across a 192-bit bus, yielding 432.0 GB/s. The AMD part provides 24 times the capacity and 18.96 times the bandwidth. These are not marginal differences; they place the two products in entirely different operational classes.

The NVIDIA part counters with capabilities the AMD part does not list. The RTX 3500 Embedded includes 40 RT cores and 160 tensor cores, and its API support reaches DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4. The MI355X lists no RT cores, no tensor cores, and no API support for DirectX, OpenGL, or Vulkan, with all three listed as N/A. Pixel rate also favors NVIDIA: 144.0 GPixel/s versus 0 MPixel/s for the AMD part, which lists no ROPs.

Clock behavior differs meaningfully. The NVIDIA part has a base clock of 1725 MHz and a boost clock of 2250 MHz. The AMD part has a base clock of 1000 MHz and a boost clock of 2400 MHz. The AMD part boosts 6.67% higher, but the NVIDIA part starts from a much higher base, giving it a steadier operating point relative to its own boost ceiling. The NVIDIA base clock sits at 76.7% of its boost clock; the AMD base clock sits at 41.7% of its boost clock.

Both parts sit at the 50th percentile in the database's all-GPU ranking, and both have zero recorded wins in the head-to-head table. The data does not indicate a winner by measured performance; it indicates two products with divergent design targets.

FAQ

Q: Which GPU has higher FP32 compute performance?

A: The AMD Instinct MI355X records 78.64 TFLOPS of FP32, while the NVIDIA RTX 3500 Embedded Ada Generation records 23.04 TFLOPS. The AMD part is 3.41 times higher in this metric.

Q: How do the memory configurations compare?

A: The MI355X uses 288 GB of HBM3e with an 8192-bit bus and 8.19 TB/s bandwidth. The RTX 3500 Embedded uses 12 GB of GDDR6 with a 192-bit bus and 432.0 GB/s bandwidth. The AMD part has 24 times the capacity and 18.96 times the bandwidth.

Q: Does the AMD part support DirectX, OpenGL, or Vulkan?

A: The database lists all three APIs as N/A for the MI355X. The RTX 3500 Embedded lists DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4.

Q: What is the power requirement difference?

A: The MI355X has a TDP of 1400 W and a suggested PSU of 1800 W. The RTX 3500 Embedded has a TDP of 100 W and a suggested PSU of 300 W. The AMD part consumes 14 times the TDP of the NVIDIA part.

Q: Which GPU has ray tracing and tensor cores?

A: The RTX 3500 Embedded lists 40 RT cores and 160 tensor cores. The MI355X lists no RT core or tensor core counts.

Q: What is the form factor of each?

A: The MI355X is an OAM Module with dimensions of 102 mm by 165 mm. The RTX 3500 Embedded is an IGP with no dimensions recorded. Neither requires external power connectors.

Where Each One Wins

The AMD Instinct MI355X wins decisively in raw compute throughput. Its FP32 and FP16 figures of 78.64 TFLOPS exceed the NVIDIA part by a factor of 3.41. Its texture rate of 2,457.6 GTexel/s exceeds the NVIDIA figure of 360.0 GTexel/s by a factor of 6.83. Its memory subsystem, with 288 GB at 8.19 TB/s, dominates the NVIDIA part's 12 GB at 432.0 GB/s. These metrics point to workloads that saturate memory bandwidth and demand massive parallel arithmetic: large-scale matrix operations, dense inference workloads, and high-throughput data processing that can use the full 288 GB capacity without spilling.

The NVIDIA RTX 3500 Embedded Ada Generation wins in graphics and API compatibility. It is the only one of the two with RT cores, tensor cores, ROPs, and a pixel rate of 144.0 GPixel/s. It lists DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4 support, while the AMD part lists none. Its lower TDP of 100 W and suggested PSU of 300 W make it operable in contexts where the 1400 W TDP and 1800 W suggested PSU of the MI355X would be impractical. The NVIDIA part also carries a higher base clock of 1725 MHz versus 1000 MHz, which indicates a more consistent operating frequency under load.

The NVIDIA part also wins on transistor density. It packs 35,800 million transistors into 294 mm², giving 121.8M transistors per mm². The AMD part packs 185,000 million transistors into 2380 mm², giving 77.7M transistors per mm². The NVIDIA part achieves 1.57 times the transistor density, reflecting a more compact design on the same foundry process family.

Neither part records any benchmark wins in the database, so the win split is entirely inferential from the specification sheet. The AMD part is positioned for compute density; the NVIDIA part is positioned for compatibility and efficiency.

Specification Differences

The two parts differ across nearly every recorded field. The AMD Instinct MI355X uses a 3 nm process node from TSMC; the NVIDIA RTX 3500 Embedded uses a 5 nm node from TSMC. Transistor counts differ by a factor of 5.17: 185,000 million for AMD versus 35,800 million for NVIDIA. Die size differs by a factor of 8.10: 2380 mm² for AMD versus 294 mm² for NVIDIA. Transistor density is 77.7M per mm² for AMD and 121.8M per mm² for NVIDIA.

Memory type, size, bus width, and bandwidth all differ. AMD uses HBM3e at 288 GB, 8192-bit bus, 8.19 TB/s. NVIDIA uses GDDR6 at 12 GB, 192-bit bus, 432.0 GB/s. Memory clock is recorded as 2000 MHz with 8 Gbps effective for AMD, and 2250 MHz with 18 Gbps effective for NVIDIA.

Compute resources differ sharply. AMD lists 16,384 shading units, 1,024 TMUs, and 0 ROPs. NVIDIA lists 5,120 shading units, 160 TMUs, and 64 ROPs. AMD lists no RT or tensor cores; NVIDIA lists 40 RT cores and 160 tensor cores. Pixel rate is 0 MPixel/s for AMD and 144.0 GPixel/s for NVIDIA. Texture rate is 2,457.6 GTexel/s for AMD and 360.0 GTexel/s for NVIDIA.

Power and physical specifications differ. AMD has a TDP of 1400 W and a suggested PSU of 1800 W; NVIDIA has a TDP of 100 W and a suggested PSU of 300 W. AMD is an OAM Module measuring 102 mm by 165 mm; NVIDIA is an IGP with no recorded dimensions. Neither has display outputs or power connectors.

Bus interface differs: PCIe 5.0 x16 for AMD, PCIe 4.0 x16 for NVIDIA. API support differs: N/A for AMD across DirectX, OpenGL, and Vulkan; 12 Ultimate (12_2), 4.6, and 1.4 respectively for NVIDIA. Release dates differ: 2025-06-11 for AMD, 2023-03-20 for NVIDIA. The NVIDIA part lists a production status of Active and a successor, Blackwell-MW; the AMD part lists no production status and no successor. The AMD part lists a predecessor of Radeon Instinct; the NVIDIA part lists a predecessor of Ampere-MW.

Architecture Differences

The AMD Instinct MI355X is built on the CDNA 4.0 architecture with the MI350 256CU chip. It belongs to the Instinct (MIx) generation. The NVIDIA RTX 3500 Embedded Ada Generation is built on the Ada Lovelace architecture with the AD104 chip and belongs to the Ada-MW generation, listed under the GeForce 30-series family.

The AMD chip integrates 256 compute units. The NVIDIA chip integrates 40 RT cores and 160 tensor cores, structures that the AMD architecture does not expose in the recorded data. The AMD part's shading unit count of 16,384 is 3.2 times the NVIDIA count of 5,120, and its TMU count of 1,024 is 6.4 times the NVIDIA count of 160. The NVIDIA part has 64 ROPs; the AMD part has zero.

The process nodes differ by two generations of lithography: 3 nm for AMD versus 5 nm for NVIDIA, both from TSMC. Despite the smaller node, the AMD die is much larger at 2380 mm² versus 294 mm², and it carries substantially more transistors at 185,000 million versus 35,800 million. The NVIDIA part achieves higher transistor density at 121.8M per mm² versus 77.7M per mm².

Memory architecture follows different strategies. AMD uses HBM3e with an 8192-bit bus, a design that prioritizes bandwidth and capacity for large working sets. NVIDIA uses GDDR6 with a 192-bit bus, a design that prioritizes lower power and simpler integration. The bandwidth gap is 18.96 times in favor of AMD.

The NVIDIA part supports a full graphics API stack, including DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4. The AMD part records no API support, consistent with a compute-only accelerator that exposes no display outputs and no graphics pipeline. The NVIDIA part also carries a successor, Blackwell-MW, indicating an active product cycle, while the AMD part lists no successor.

The MI355X uses PCIe 5.0 x16, the RTX 3500 Embedded uses PCIe 4.0 x16. The AMD part boosts to 2400 MHz, the NVIDIA part to 2250 MHz. The AMD part's base clock of 1000 MHz is well below its boost, while the NVIDIA part's base clock of 1725 MHz sits much closer to its boost of 2250 MHz.

The Verdict

The recorded data places the AMD Instinct MI355X and NVIDIA RTX 3500 Embedded Ada Generation in separate product categories with minimal overlap. The MI355X is a high-power compute accelerator: 1400 W TDP, 288 GB of HBM3e, 8.19 TB/s of bandwidth, 78.64 TFLOPS of FP32, and no graphics APIs. The RTX 3500 Embedded is a low-power embedded GPU: 100 W TDP, 12 GB of GDDR6, 432.0 GB/s of bandwidth, 23.04 TFLOPS of FP32, and full DirectX 12 Ultimate, OpenGL 4.6, and Vulkan 1.4 support.

For workloads that require maximum arithmetic throughput and memory capacity, the MI355X is the only choice in this comparison. Its FP32 and FP16 figures are 3.41 times higher than NVIDIA's, its bandwidth is 18.96 times higher, and its memory capacity is 24 times higher. No amount of architectural efficiency in the NVIDIA part compensates for those gaps in compute-bound or memory-bound work.

For workloads that require graphics rendering, ray tracing, tensor operations, or API compatibility, the RTX 3500 Embedded is the only choice. It is the sole part with RT cores, tensor cores, ROPs, and a nonzero pixel rate. It is also the sole part with any recorded API support. The MI355X cannot perform these functions as recorded.

For deployment contexts with power constraints, the RTX 3500 Embedded holds a 14 times TDP advantage and a 6 times suggested PSU advantage. The MI355X requires an 1800 W suggested PSU, which limits its installation to dedicated accelerator chassis. The RTX 3500 Embedded's 300 W suggested PSU allows integration into far smaller systems.

The database records no benchmark scores and no head-to-head wins for either part. The verdict therefore rests on the specification sheet alone. The MI355X is the compute and memory leader by wide margins. The RTX 3500 Embedded is the graphics, API, and efficiency leader. Any selection between them should follow the workload, not the raw numbers, because the numbers point in opposite directions.