AMD Instinct MI300X vs AMD Radeon AI PRO 9600D Comparison

The Verdict

The AMD Instinct MI300X and the AMD Radeon AI PRO 9600D serve completely different segments of the accelerator market, and the recorded data makes this division clear. The MI300X is a data center compute accelerator with a recorded Geekbench OpenCL score of 317,994, placing it in the 100th percentile of all GPUs in the database. The Radeon AI PRO 9600D has no recorded benchmark scores, sits at the 50th percentile, and is designated as an active production product with display outputs. The MI300X is designed for maximum compute throughput in server environments, while the Radeon AI PRO 9600D is a workstation-oriented card that includes rendering and display capabilities. The MI300X delivers 81.72 TFLOPS of FP32 performance versus 24.82 TFLOPS for the Radeon AI PRO 9600D, a 3.3x advantage in raw compute throughput. The MI300X also offers 192 GB of HBM3 memory with 5.32 TB/s bandwidth, compared to 32 GB of GDDR6 with 576.0 GB/s on the Radeon AI PRO 9600D. The Radeon AI PRO 9600D, however, provides features the MI300X lacks entirely: 96 ROPs, 48 ray tracing cores, DirectX 12 Ultimate support, and a DisplayPort 2.1a output. The data shows these are complementary products, not direct competitors.

Architecture Differences

The two accelerators derive from distinct architectural lineages within AMD. The Instinct MI300X uses the CDNA 3.0 architecture, built on the Aqua Vanjaram chip at a 5 nm process node. The Radeon AI PRO 9600D uses the RDNA 4.0 architecture, built on the Navi 48 chip at a 4 nm process node. Both are fabricated by TSMC, and both use PCIe 5.0 x16 interfaces.

The transistor counts differ substantially. The MI300X contains 153,000 million transistors on a 1017 mm² die, yielding a transistor density of 150.4 million per mm². The Radeon AI PRO 9600D contains 53,900 million transistors on a 357 mm² die, yielding 151.0 million per mm². The densities are nearly identical, but the MI300X die is roughly 2.8 times larger.

Compute unit configurations diverge sharply. The MI300X has 19,456 shading units and 1,216 texture mapping units, but zero ROPs and a pixel rate of 0 MPixel/s. The Radeon AI PRO 9600D has 3,072 shading units, 192 TMUs, 96 ROPs, and 48 ray tracing cores, with a pixel rate of 193.9 GPixel/s. The MI300X has no ray tracing cores listed, and its API support is marked N/A for DirectX, OpenGL, and Vulkan. The Radeon AI PRO 9600D supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4.

Clock behavior also differs. The MI300X has a base clock of 1000 MHz and a boost clock of 2100 MHz. The Radeon AI PRO 9600D has a base clock of 1080 MHz, a game clock of 1080 MHz, and a boost clock of 2020 MHz. The MI300X memory runs at 1300 MHz with 5.2 Gbps effective, while the Radeon AI PRO 9600D memory runs at 2250 MHz with 18 Gbps effective.

Power and physical design reflect their intended environments. The MI300X has a TDP of 750 W, a suggested PSU of 1150 W, no power connectors (it is an OAM module), and no display outputs. The Radeon AI PRO 9600D has a TDP of 150 W, a suggested PSU of 450 W, a single 16-pin power connector, a single-slot form factor, and one DisplayPort 2.1a output. Its dimensions are 241 mm in length, 111 mm in height, and 19 mm in width.

FAQ

Q: Which card has higher raw compute performance?

A: The Instinct MI300X delivers 81.72 TFLOPS of FP32 and FP16 performance, compared to 24.82 TFLOPS on the Radeon AI PRO 9600D. The MI300X also has a texture rate of 2,553.6 GTexel/s versus 387.8 GTexel/s for the Radeon AI PRO 9600D.

Q: How do their memory subsystems compare?

A: The MI300X has 192 GB of HBM3 memory on an 8192-bit bus with 5.32 TB/s bandwidth. The Radeon AI PRO 9600D has 32 GB of GDDR6 memory on a 256-bit bus with 576.0 GB/s bandwidth.

Q: Can the Instinct MI300X output video to a display?

A: No. The MI300X has no display outputs, and its API support is N/A for DirectX, OpenGL, and Vulkan. The Radeon AI PRO 9600D has one DisplayPort 2.1a output and supports DirectX 12 Ultimate, OpenGL 4.6, and Vulkan 1.4.

Q: What are the power requirements for each card?

A: The MI300X has a TDP of 750 W and a suggested PSU of 1150 W. The Radeon AI PRO 9600D has a TDP of 150 W and a suggested PSU of 450 W.

Q: Which card is smaller and fits in a standard workstation slot?

A: The Radeon AI PRO 9600D is a single-slot card measuring 241 mm by 111 mm by 19 mm, with a single 16-pin power connector. The MI300X is an OAM module with no power connectors and no listed dimensions.

Q: Do both cards support ray tracing?

A: The Radeon AI PRO 9600D has 48 ray tracing cores. The MI300X has no ray tracing cores listed in the database.

Specification Differences

The two cards differ in nearly every measurable specification. The table below lists only the fields where the two differ.

| Field | AMD Instinct MI300X | AMD Radeon AI PRO 9600D |

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

| Chip | Aqua Vanjaram | Navi 48 |

| Architecture | CDNA 3.0 | RDNA 4.0 |

| Generation | Instinct (MIx) | Radeon Pro Navi (Navi IV Series) |

| Process Node | 5 nm | 4 nm |

| Transistors | 153,000 million | 53,900 million |

| Die Size | 1017 mm² | 357 mm² |

| Transistor Density | 150.4M / mm² | 151.0M / mm² |

| Base Clock | 1000 MHz | 1080 MHz |

| Boost Clock | 2100 MHz | 2020 MHz |

| Game Clock | None | 1080 MHz |

| Memory Clock | 1300 MHz 5.2 Gbps effective | 2250 MHz 18 Gbps effective |

| Memory Size | 192 GB | 32 GB |

| Memory Type | HBM3 | GDDR6 |

| Memory Bus Width | 8192 bit | 256 bit |

| Memory Bandwidth | 5.32 TB/s | 576.0 GB/s |

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

| TMUs | 1,216 | 192 |

| ROPs | 0 | 96 |

| RT Cores | None | 48 |

| Pixel Rate | 0 MPixel/s | 193.9 GPixel/s |

| Texture Rate | 2,553.6 GTexel/s | 387.8 GTexel/s |

| FP32 | 81.72 TFLOPS | 24.82 TFLOPS |

| FP16 | 81.72 TFLOPS (1:1) | 24.82 TFLOPS (1:1) |

| TDP | 750 W | 150 W |

| Slot Width | OAM Module | Single-slot |

| Power Connectors | None | 1x 16-pin |

| Suggested PSU | 1150 W | 450 W |

| Display Outputs | No outputs | 1x DisplayPort 2.1a |

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

| OpenGL | N/A | 4.6 |

| Vulkan | N/A | 1.4 |

| Dimensions | Not listed | 241 mm length, 111 mm height, 19 mm width |

| Production Status | Not listed | Active |

| Release Date | 2023-12-05 | 2025-12-10 |

| Predecessor | Radeon Instinct | Radeon Pro Vega |

Head-to-Head Benchmarks

The database contains no direct head-to-head benchmark entries between these two accelerators, and the Radeon AI PRO 9600D has no recorded benchmark scores. The comparison must therefore rely on the single Geekbench OpenCL result for the Instinct MI300X and its nearest rivals in the database.

The Instinct MI300X records a Geekbench OpenCL score of 317,994, which places it at the 100th percentile among all GPUs in the database. Its nearest rival is the NVIDIA H200 NVL with an average score of 334,891, a difference of 5%. The MI300X trails that competitor by 5%. Against the NVIDIA L40S, which scores 295,763, the MI300X is ahead by 7.5%. Against the NVIDIA B200 with a score of 345,482, the MI300X trails by 8%. Against the NVIDIA RTX 6000 Ada Generation with a score of 287,237, the MI300X leads by 10.7%.

These rival relationships establish the MI300X's position in the high-end accelerator tier. It sits roughly between the H200 NVL and the B200, both of which edge it out by single-digit percentages, while it clearly outperforms the L40S and RTX 6000 Ada Generation by similar margins. The performance envelope is tight: the spread between the lowest rival (RTX 6000 Ada at 287,237) and the highest (B200 at 345,482) is about 20%, and the MI300X sits near the upper middle of that range.

For the Radeon AI PRO 9600D, the absence of benchmark scores means no direct performance comparison is possible from the recorded data. Its 50th percentile ranking is a default position, not a measured outcome. The specification data, however, indicates its intended role: a single-slot card with 96 ROPs, 48 ray tracing cores, 24.82 TFLOPS FP32, and 576.0 GB/s bandwidth is clearly aimed at workstation graphics and rendering workloads, not at the massive compute tasks the MI300X targets.

The MI300X's FP32 throughput of 81.72 TFLOPS is 3.3 times higher than the Radeon AI PRO 9600D's 24.82 TFLOPS. Its texture rate of 2,553.6 GTexel/s is 6.6 times higher than 387.8 GTexel/s. Its memory bandwidth of 5.32 TB/s is 9.2 times higher than 576.0 GB/s. Its memory capacity of 192 GB is 6 times higher than 32 GB. These are the decisive numerical gaps.

The Radeon AI PRO 9600D holds advantages in areas the MI300X does not address. It has 96 ROPs versus zero, enabling a pixel rate of 193.9 GPixel/s. It has 48 ray tracing cores where the MI300X has none. It supports DirectX 12 Ultimate, OpenGL 4.6, and Vulkan 1.4, while the MI300X lists N/A for all three APIs. It has a display output, making it usable in interactive workstation environments.

The data shows two accelerators with no overlap in measured benchmarks and no overlap in feature sets. The MI300X is a compute accelerator with a verified high-end performance score and no display or rendering capabilities. The Radeon AI PRO 9600D is a workstation card with rendering, ray tracing, and display support, but no recorded performance data. Buyers in need of massive memory capacity, extreme bandwidth, and top-tier compute throughput would select the MI300X. Buyers needing a single-slot card with display output, ray tracing, and modern graphics API support would select the Radeon AI PRO 9600D. The two do not compete on the same workloads.