AMD Instinct MI325X vs NVIDIA RTX 2000 Mobile Ada Generation Comparison

Head-to-Head Benchmarks

The database contains no recorded head-to-head benchmark results for the AMD Instinct MI325X versus the NVIDIA RTX 2000 Mobile Ada Generation. Both entries show an average benchmark score of zero, and neither has any benchmark entries listed. The percentile versus all GPUs is identical at 50 for both parts, which places them at the median of the recorded distribution, though this is a positional metric rather than a performance comparison.

Without direct measurement data, the comparison must rely entirely on the specification sheets in the database. The raw compute figures show a massive gap: the AMD Instinct MI325X delivers 81.72 TFLOPS FP32 and 81.72 TFLOPS FP16 (1:1), while the NVIDIA RTX 2000 Mobile Ada Generation delivers 12.99 TFLOPS FP32 and 12.99 TFLOPS FP16 (1:1). That is a 6.29x difference in raw shader throughput, a number derived directly from the recorded values. The texture rate tells a similar story: 2,553.6 GTexel/s for the AMD part versus 203.0 GTexel/s for the NVIDIA part. The pixel rate, however, inverts the relationship: the AMD part shows 0 MPixel/s, while the NVIDIA part shows 101.5 GPixel/s. This indicates the AMD accelerator has no traditional raster output pipeline, which is consistent with its compute-focused role.

Memory bandwidth also diverges sharply. The AMD Instinct MI325X has 6.14 TB/s of bandwidth across an 8192-bit bus with 256 GB of HBM3e. The NVIDIA RTX 2000 Mobile Ada Generation has 256.0 GB/s across a 128-bit bus with 8 GB of GDDR6. The AMD part leads by 24x in bandwidth and 32x in capacity. These are not incremental differences; they represent different product categories entirely.

The clock speeds provide a contrasting picture. The NVIDIA part has a base clock of 1635 MHz and a boost clock of 2115 MHz. The AMD part has a base clock of 1000 MHz and a boost clock of 2100 MHz. The NVIDIA part runs at a higher base clock by 635 MHz, and a higher boost clock by 15 MHz. The memory clock differs similarly: the AMD part runs at 1500 MHz with 6 Gbps effective, while the NVIDIA part runs at 2000 MHz with 16 Gbps effective. The NVIDIA memory clock is 500 MHz higher at the base frequency, and the effective data rate is 10 Gbps higher. Yet the AMD part still achieves vastly higher total bandwidth because of its 8192-bit bus width.

The thermal design power figures confirm the positioning: the AMD part is rated at 1000 W with a suggested PSU of 1400 W, while the NVIDIA part is rated at 50 W with no suggested PSU listed. This 950 W difference in TDP is the single largest specification gap between the two. The AMD part consumes 20x the power budget of the NVIDIA part.

Architecture Differences

The two processors come from entirely different architectural lineages. The AMD Instinct MI325X uses the CDNA 3.0 architecture with the Aqua Vanjaram chip, built for the Instinct (MIx) generation. The NVIDIA RTX 2000 Mobile Ada Generation uses the Ada Lovelace architecture with the AD107 chip, belonging to the GeForce 20-series and the Ada-MW generation. Both are manufactured on a 5 nm process at TSMC, but the similarities end there.

The transistor counts differ by an order of magnitude. The AMD chip has 153,000 million transistors on a die size of 1017 mm², giving a transistor density of 150.4M / mm². The NVIDIA chip has 18,900 million transistors on a die size of 159 mm², giving a density of 118.9M / mm². The AMD die is 6.4x larger in area and contains 8.1x more transistors. The density advantage for AMD is 31.5M / mm², which is modest compared to the raw scale difference.

The rendering pipelines are fundamentally different. The AMD part has 19,456 shading units, 1,216 texture mapping units, and 0 ROPs. It has no ray tracing cores and no tensor cores listed. The NVIDIA part has 3,072 shading units, 96 TMUs, and 48 ROPs, plus 24 ray tracing cores and 96 tensor cores. The AMD part has no display outputs, while the NVIDIA part has outputs described as "Portable Device Dependent." The AMD part reports no API support (DirectX, OpenGL, and Vulkan all listed as N/A), while the NVIDIA part supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4.

The memory subsystems reflect the divergent design goals. The AMD part uses HBM3e with a 8192-bit bus and 256 GB capacity, which is a server-class stacked memory configuration. The NVIDIA part uses GDDR6 with a 128-bit bus and 8 GB capacity, which is a conventional mobile graphics memory setup. The AMD part has no power connectors listed and uses an OAM Module slot width, while the NVIDIA part also has no power connectors but uses an IGP slot width. The bus interfaces differ: PCIe 5.0 x16 for AMD versus PCIe 4.0 x16 for NVIDIA.

The release dates are separated by roughly 19 months. The AMD part was released on 2024-10-09, while the NVIDIA part was released on 2023-03-20. The NVIDIA part has a production status of "Active" and a successor listed as "Blackwell-MW," with a predecessor of "Ampere-MW." The AMD part has no production status listed, a predecessor of "Radeon Instinct," and no successor recorded.

FAQ

Q: Which GPU has higher FP32 compute throughput?

A: The AMD Instinct MI325X delivers 81.72 TFLOPS FP32, which is 6.29x the 12.99 TFLOPS of the NVIDIA RTX 2000 Mobile Ada Generation. This is a direct comparison of the recorded specification values.

Q: How much memory bandwidth does each GPU provide?

A: The AMD Instinct MI325X provides 6.14 TB/s of bandwidth from 256 GB of HBM3e on a 8192-bit bus. The NVIDIA RTX 2000 Mobile Ada Generation provides 256.0 GB/s from 8 GB of GDDR6 on a 128-bit bus. The AMD part offers 24x more bandwidth and 32x more capacity.

Q: Do both GPUs support ray tracing?

A: No. The NVIDIA RTX 2000 Mobile Ada Generation includes 24 ray tracing cores and 96 tensor cores. The AMD Instinct MI325X lists no ray tracing cores and no tensor cores. The AMD part also reports no DirectX, OpenGL, or Vulkan support, while the NVIDIA part supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4.

Q: What are the power requirements for each GPU?

A: The AMD Instinct MI325X has a TDP of 1000 W and a suggested PSU of 1400 W. The NVIDIA RTX 2000 Mobile Ada Generation has a TDP of 50 W and no suggested PSU listed. The AMD part requires 950 W more power budget.

Q: Which GPU has a higher boost clock?

A: The NVIDIA RTX 2000 Mobile Ada Generation has a boost clock of 2115 MHz, which is 15 MHz higher than the AMD Instinct MI325X boost clock of 2100 MHz. The NVIDIA part also has a higher base clock: 1635 MHz versus 1000 MHz.

Q: When was each GPU released?

A: The AMD Instinct MI325X was released on 2024-10-09. The NVIDIA RTX 2000 Mobile Ada Generation was released on 2023-03-20. The NVIDIA part is listed as Active in production, while the AMD part has no production status recorded.

Specification Differences

| Specification | AMD Instinct MI325X | NVIDIA RTX 2000 Mobile Ada Generation |

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

| Architecture | CDNA 3.0 | Ada Lovelace |

| Chip | Aqua Vanjaram | AD107 |

| Generation | Instinct (MIx) | Ada-MW |

| Transistors | 153,000 million | 18,900 million |

| Die Size | 1017 mm² | 159 mm² |

| Transistor Density | 150.4M / mm² | 118.9M / mm² |

| Base Clock | 1000 MHz | 1635 MHz |

| Boost Clock | 2100 MHz | 2115 MHz |

| Memory Clock | 1500 MHz, 6 Gbps effective | 2000 MHz, 16 Gbps effective |

| Memory Size | 256 GB | 8 GB |

| Memory Type | HBM3e | GDDR6 |

| Memory Bus Width | 8192 bit | 128 bit |

| Memory Bandwidth | 6.14 TB/s | 256.0 GB/s |

| Shading Units | 19,456 | 3,072 |

| TMUs | 1,216 | 96 |

| ROPs | 0 | 48 |

| Ray Tracing Cores | None | 24 |

| Tensor Cores | None | 96 |

| Pixel Rate | 0 MPixel/s | 101.5 GPixel/s |

| Texture Rate | 2,553.6 GTexel/s | 203.0 GTexel/s |

| FP32 | 81.72 TFLOPS | 12.99 TFLOPS |

| FP16 | 81.72 TFLOPS (1:1) | 12.99 TFLOPS (1:1) |

| TDP | 1000 W | 50 W |

| Slot Width | OAM Module | IGP |

| 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 |

| Release Date | 2024-10-09 | 2023-03-20 |

| Predecessor | Radeon Instinct | Ampere-MW |

| Successor | None | Blackwell-MW |

| Production Status | Not listed | Active |

The two parts differ in nearly every measurable specification. The only shared attributes are the 5 nm TSMC process node, the 1:1 FP16 to FP32 ratio, the absence of power connectors, and the lack of a launch MSRP in the database.

The Verdict

The data describes two products with no overlap in purpose. The AMD Instinct MI325X is a 1000 W accelerator with 256 GB of HBM3e, 81.72 TFLOPS FP32, and no display or graphics API support. It is designed for compute workloads that require massive memory capacity and bandwidth. The NVIDIA RTX 2000 Mobile Ada Generation is a 50 W mobile GPU with 8 GB of GDDR6, 12.99 TFLOPS FP32, 24 ray tracing cores, 96 tensor cores, and full DirectX 12 Ultimate, OpenGL 4.6, and Vulkan 1.4 support. It is designed for graphics rendering and portable deployment.

The AMD part wins decisively in raw compute and memory resources. It has 6.29x the FP32 throughput, 24x the memory bandwidth, and 32x the memory capacity. It also has a larger die (1017 mm² versus 159 mm²) and more transistors (153,000 million versus 18,900 million). The NVIDIA part wins in clock speeds, pixel throughput, API support, and power efficiency. It has a higher base clock by 635 MHz, a higher boost clock by 15 MHz, and a pixel rate of 101.5 GPixel/s versus 0 MPixel/s for the AMD part.

The percentile versus all GPUs is identical at 50 for both, which suggests the database places them at the same median position in its overall distribution. This is likely a consequence of the missing benchmark data rather than a statement of equal performance. The recorded specifications make clear that these are different classes of hardware.

The release dates confirm the generational gap. The NVIDIA part came first in March 2023 and is still Active in production. The AMD part followed in October 2024. The NVIDIA part has a successor listed as Blackwell-MW, while the AMD part has no successor recorded. The AMD part's predecessor is Radeon Instinct, while the NVIDIA part's predecessor is Ampere-MW.

Where Each One Wins

The AMD Instinct MI325X wins in every metric related to memory capacity and bandwidth. The 256 GB HBM3e configuration with 6.14 TB/s bandwidth is the dominant specification in the comparison. The 8192-bit bus width is 64x the width of the NVIDIA part's 128-bit bus. The 81.72 TFLOPS FP32 and FP16 throughput is the strongest compute figure in the database for either part. The 2,553.6 GTexel/s texture rate is 12.6x the NVIDIA part's rate. The 153,000 million transistor count and 1017 mm² die size are the largest physical specifications. The PCIe 5.0 x16 interface is one generation newer than the NVIDIA part's PCIe 4.0 x16. This part is the clear choice for workloads that need to hold large datasets in GPU memory and process them with high parallel throughput, such as large-scale matrix operations or inference tasks with substantial model weights.

The NVIDIA RTX 2000 Mobile Ada Generation wins in every metric related to graphics output and power efficiency. The 101.5 GPixel/s pixel rate is the only nonzero pixel throughput in the comparison. The 24 ray tracing cores and 96 tensor cores are features entirely absent from the AMD part. The DirectX 12 Ultimate, OpenGL 4.6, and Vulkan 1.4 support means it can run graphics applications, while the AMD part reports no API support. The 1635 MHz base clock and 2115 MHz boost clock are higher than the AMD part's 1000 MHz and 2100 MHz respectively. The 50 W TDP is 950 W lower than the AMD part's 1000 W TDP, making it suitable for portable devices. The 8 GB GDDR6 memory with 256.0 GB/s bandwidth is sufficient for graphics workloads but far below the AMD part's capacity. The IGP slot width and "Portable Device Dependent" display outputs indicate integration into laptops or mobile workstations. This part is the clear choice for rendering, ray tracing, and any workload that requires a display output or graphics API compatibility.

The database shows no benchmark wins for either part, and no head-to-head results are recorded. The specification comparison alone determines the use-case split. The AMD part is a compute accelerator with no graphics capability. The NVIDIA part is a graphics processor with limited compute relative to the AMD part. Neither can substitute for the other in its respective domain. The AMD part's 1000 W TDP and OAM Module form factor require a server or accelerator chassis, while the NVIDIA part's 50 W TDP and IGP form factor fit into mobile systems. The choice between them is determined by the workload's need for either massive memory bandwidth or graphics rendering support.