AMD Instinct MI355X vs NVIDIA RTX 2000 Max-Q Ada Generation Comparison

Head-to-Head Benchmarks

The recorded data contains no benchmark scores for either the AMD Instinct MI355X or the NVIDIA RTX 2000 Max-Q Ada Generation. Both parts sit at the 50th percentile in the database, and neither has an average benchmark score above zero. The head-to-head comparison table is empty. This means the database cannot currently provide a direct performance delta between these two accelerators. What the data does show is a stark division of purpose. The Instinct MI355X is an OAM module aimed at compute density, while the RTX 2000 Max-Q is a low-power mobile GPU. Without measured workloads, the raw specifications must carry the analysis.

The largest numerical gap appears in texture rate. The MI355X delivers 2,457.6 GTexel/s against 139.7 GTexel/s for the RTX 2000 Max-Q. That is a multiple of roughly 17.6 times, based solely on the figures in the pack. Pixel rate tells the opposite story in direction: the MI355X lists 0 MPixel/s because it has no display outputs and no ROPs, while the RTX 2000 Max-Q shows 69.84 GPixel/s. In pure FP32 throughput, the MI355X reaches 78.64 TFLOPS, the RTX 2000 Max-Q reaches 8.940 TFLOPS. The ratio is approximately 8.8 times. FP16 follows the same pattern, with each part maintaining a 1:1 ratio to its FP32 figure.

Memory bandwidth is another area of complete separation. The MI355X has 8.19 TB/s, the RTX 2000 Max-Q has 256.0 GB/s. That is roughly a 32 times advantage. Capacity differs by 36 times: 288 GB versus 8 GB. These are not competing products in the conventional sense. The data indicates that any workload which saturates memory bandwidth, such as large model inference or dense matrix operations, will favor the MI355X. Any workload which requires rasterization or display output will favor the RTX 2000 Max-Q, since the AMD part cannot output pixels at all.

Architecture Differences

The MI355X uses CDNA 4.0 architecture on a 3 nm process from TSMC. The RTX 2000 Max-Q uses Ada Lovelace on a 5 nm process, also from TSMC. The MI355X integrates 185,000 million transistors on a 2380 mm² die, producing a transistor density of 77.7M per mm². The RTX 2000 Max-Q integrates 18,900 million transistors on a 159 mm² die, with a density of 118.9M per mm². The NVIDIA chip is denser per square millimeter, but the AMD chip is vastly larger in absolute terms. The MI355X has 16,384 shading units, 1,024 TMUs, and zero ROPs. The RTX 2000 Max-Q has 3,072 shading units, 96 TMUs, and 48 ROPs.

The MI355X lists no RT cores and no tensor cores in the database, while the RTX 2000 Max-Q has 24 RT cores and 96 tensor cores. That distinction matters for ray tracing and certain AI acceleration paths, though the MI355X is designed for a different compute model. The MI355X uses HBM3e memory with an 8192 bit bus. The RTX 2000 Max-Q uses GDDR6 with a 128 bit bus. Both operate at 2000 MHz memory clock, but the MI355X runs 8 Gbps effective while the RTX 2000 Max-Q runs 16 Gbps effective. The effective rate is higher on the NVIDIA part, but the massive bus width of the AMD part dominates total bandwidth.

The MI355X has no display outputs. The RTX 2000 Max-Q has outputs described as "Portable Device Dependent." The MI355X exposes no DirectX, OpenGL, or Vulkan APIs in the data. The RTX 2000 Max-Q supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4. The MI355X is a PCIe 5.0 x16 device. The RTX 2000 Max-Q is PCIe 4.0 x16. The MI355X consumes 1400 W TDP and requires an 1800 W suggested PSU. The RTX 2000 Max-Q consumes 35 W TDP with no suggested PSU listed. The MI355X is an OAM Module form factor, 102 mm by 165 mm. The RTX 2000 Max-Q is an IGP, meaning it is integrated into a mobile platform.

Where Each One Wins

The MI355X wins on any metric tied to raw compute throughput. FP32 and FP16 both sit at 78.64 TFLOPS, which is roughly 8.8 times the RTX 2000 Max-Q figures. Texture rate is 2,457.6 GTexel/s versus 139.7 GTexel/s, indicating the AMD part can feed its shader array far more aggressively. Memory bandwidth at 8.19 TB/s versus 256.0 GB/s gives the MI355X a decisive edge in bandwidth-bound workloads. The 288 GB capacity versus 8 GB means the MI355X can hold large datasets or model weights in memory without spillover. The 8192 bit bus width versus 128 bit is the structural reason for that advantage.

The RTX 2000 Max-Q wins on rasterization and display capability. It has 48 ROPs and a pixel rate of 69.84 GPixel/s, while the MI355X has zero ROPs and zero pixel rate. The RTX 2000 Max-Q also has RT cores and tensor cores, which the MI355X does not list. The NVIDIA part supports modern graphics APIs, while the AMD part lists none. Power consumption is a clear win for the RTX 2000 Max-Q at 35 W versus 1400 W. That difference makes the NVIDIA part feasible for battery-powered mobile workstations. The MI355X requires an 1800 W PSU and an OAM slot, which places it in rackmount compute chassis.

Transistor density favors the RTX 2000 Max-Q at 118.9M per mm² versus 77.7M per mm². That reflects the smaller, more refined logic design of the Ada Lovelace chip. The MI355X compensates with sheer scale: 185,000 million transistors versus 18,900 million. The MI355X was released on 2025-06-11, while the RTX 2000 Max-Q was released on 2023-03-20. The RTX 2000 Max-Q is listed as Active in production status, while the MI355X has no production status field. The MI355X predecessor is Radeon Instinct. The RTX 2000 Max-Q predecessor is Ampere-MW and successor is Blackwell-MW.

Specification Differences

| Specification | AMD Instinct MI355X | NVIDIA RTX 2000 Max-Q Ada Generation |

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

| Architecture | CDNA 4.0 | Ada Lovelace |

| Process Node | 3 nm | 5 nm |

| Transistors | 185,000 million | 18,900 million |

| Die Size | 2380 mm² | 159 mm² |

| Transistor Density | 77.7M / mm² | 118.9M / mm² |

| Base Clock | 1000 MHz | 930 MHz |

| Boost Clock | 2400 MHz | 1455 MHz |

| Memory Size | 288 GB | 8 GB |

| Memory Type | HBM3e | GDDR6 |

| Memory Bus Width | 8192 bit | 128 bit |

| Memory Bandwidth | 8.19 TB/s | 256.0 GB/s |

| Shading Units | 16384 | 3072 |

| TMUs | 1024 | 96 |

| ROPs | 0 | 48 |

| RT Cores | None | 24 |

| Tensor Cores | None | 96 |

| Pixel Rate | 0 MPixel/s | 69.84 GPixel/s |

| Texture Rate | 2,457.6 GTexel/s | 139.7 GTexel/s |

| FP32 | 78.64 TFLOPS | 8.940 TFLOPS |

| FP16 | 78.64 TFLOPS (1:1) | 8.940 TFLOPS (1:1) |

| TDP | 1400 W | 35 W |

| Slot Width | OAM Module | IGP |

| Suggested PSU | 1800 W | None |

| Bus Interface | PCIe 5.0 x16 | PCIe 4.0 x16 |

| Display Outputs | No outputs | Portable Device Dependent |

| DirectX | N/A | 12 Ultimate (12_2) |

| OpenGL | N/A | 4.6 |

| Vulkan | N/A | 1.4 |

| Dimensions | 102 mm x 165 mm | Not listed |

| Release Date | 2025-06-11 | 2023-03-20 |

| Predecessor | Radeon Instinct | Ampere-MW |

| Successor | None | Blackwell-MW |

FAQ

Q: Which GPU has more FP32 performance?

A: The AMD Instinct MI355X delivers 78.64 TFLOPS FP32, which is approximately 8.8 times the 8.940 TFLOPS of the NVIDIA RTX 2000 Max-Q Ada Generation.

Q: Can the AMD Instinct MI355X output video to a display?

A: No. The database lists "No outputs" for display outputs and a pixel rate of 0 MPixel/s. The NVIDIA RTX 2000 Max-Q lists "Portable Device Dependent" outputs and a pixel rate of 69.84 GPixel/s.

Q: How much memory bandwidth does each card have?

A: The MI355X has 8.19 TB/s over an 8192 bit HBM3e interface. The RTX 2000 Max-Q has 256.0 GB/s over a 128 bit GDDR6 interface.

Q: What is the power requirement difference?

A: The MI355X has a 1400 W TDP and a suggested PSU of 1800 W. The RTX 2000 Max-Q has a 35 W TDP and no suggested PSU listed.

Q: Does the MI355X support graphics APIs like DirectX?

A: The database lists DirectX, OpenGL, and Vulkan as N/A for the MI355X. The RTX 2000 Max-Q supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4.

Q: Which card has ray tracing and tensor cores?

A: The RTX 2000 Max-Q has 24 RT cores and 96 tensor cores. The MI355X lists no RT cores and no tensor cores in the database.

The Verdict

The data describes two devices built for entirely different environments. The AMD Instinct MI355X is a compute accelerator with massive memory capacity, enormous bandwidth, and no display path. It uses CDNA 4.0 on 3 nm, draws 1400 W, and requires an OAM module slot. The NVIDIA RTX 2000 Max-Q Ada Generation is a 35 W integrated mobile GPU with rasterization capability, modern graphics API support, and a small 8 GB memory pool. Any workload that involves rendering, ray tracing, or running on battery power points to the RTX 2000 Max-Q. Any workload that involves large-scale matrix math, high-bandwidth data movement, or models that need more than 8 GB of memory points to the MI355X. The MI355X has 36 times the memory capacity and roughly 32 times the bandwidth. The RTX 2000 Max-Q has the only pixel pipeline in this comparison and the only API support. Neither part can substitute for the other. The choice is determined by whether the task ends in a framebuffer or in a computation result.