AMD Instinct MI325X vs AMD Radeon RX 9050 Comparison

Head-to-Head Benchmarks

The recorded database contains no benchmark scores for either the AMD Instinct MI325X or the AMD Radeon RX 9050. Both cards show an average benchmark score of zero, and the head-to-head benchmark array is empty. Consequently, there are no direct performance deltas, no percentile comparisons against rivals, and no win counts to report for either side. The absence of measurement data means that any quantitative performance ranking between these two accelerators cannot be established from the current records.

The Instinct MI325X holds a percentile rank of 50 against all GPUs in the database, as does the Radeon RX 9050. This identical percentile placement does not indicate parity in performance; rather, it reflects the lack of populated benchmark entries for both products. Without measured scores, the percentile field carries no comparative weight. The database shows zero wins for each card in head-to-head matchups, which is consistent with the empty benchmark array. Any claim of superiority in compute throughput, rasterization, or ray tracing must remain unverified until benchmark data is recorded.

FAQ

Q: What is the memory capacity difference between the two cards?

A: The Instinct MI325X uses 256 GB of HBM3e memory, while the Radeon RX 9050 uses 8 GB of GDDR6 memory. The memory bus widths differ substantially: 8192 bit for the MI325X versus 128 bit for the RX 9050. Memory bandwidth is 6.14 TB/s for the MI325X and 288.0 GB/s for the RX 9050.

Q: Which card has a higher boost clock?

A: The Radeon RX 9050 has a boost clock of 2600 MHz, compared to the Instinct MI325X's boost clock of 2100 MHz. The RX 9050 also has a higher base clock at 1330 MHz versus 1000 MHz on the MI325X.

Q: Do these cards support the same graphics APIs?

A: No. The Radeon RX 9050 supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4. The Instinct MI325X lists N/A for DirectX, OpenGL, and Vulkan, indicating no consumer graphics API support.

Q: What are the physical power requirements?

A: The Instinct MI325X has a TDP of 1000 W with a suggested PSU of 1400 W, and uses no power connectors (OAM Module form factor). The Radeon RX 9050 has a TDP of 92 W with a suggested PSU of 250 W, using a single 8-pin power connector.

Q: Which card has more shading units?

A: The Instinct MI325X has 19,456 shading units, while the Radeon RX 9050 has 1,024 shading units. The MI325X also has 1,216 TMUs versus 64 TMUs on the RX 9050. The RX 9050 has 64 ROPs, while the MI325X records 0 ROPs.

Q: What is the release date for each product?

A: The Instinct MI325X was released on 2024-10-09. The Radeon RX 9050 has a release date of 2026-07-27.

Architecture Differences

The Instinct MI325X uses the CDNA 3.0 architecture, built on the Aqua Vanjaram chip, which is designed for data center and accelerated computing workloads. It has no display outputs and no consumer graphics API support. The Radeon RX 9050 uses the RDNA 4.0 architecture, built on the Navi 44 chip, which targets client graphics with full display outputs including 1x HDMI 2.1b and 2x DisplayPort 2.1a. The MI325X is a compute-oriented accelerator with no rasterization pipeline (0 ROPs, 0 MPixel/s pixel rate), while the RX 9050 has a conventional graphics pipeline with 64 ROPs and a pixel rate of 166.4 GPixel/s.

The MI325X features 19,456 shading units and 1,216 TMUs, with a texture rate of 2,553.6 GTexel/s. The RX 9050 has 1,024 shading units and 64 TMUs, with a texture rate of 166.4 GTexel/s. The MI325X does not list ray tracing cores, while the RX 9050 includes 16 ray tracing cores. Neither card lists tensor cores in the database. The MI325X achieves 81.72 TFLOPS for both FP32 and FP16 (1:1 ratio), while the RX 9050 achieves 10.65 TFLOPS for both FP32 and FP16 (1:1 ratio). The MI325X's FP32 throughput is roughly 7.7 times higher than the RX 9050's, based on the recorded TFLOPS figures.

The process nodes differ: the MI325X is fabricated on a 5 nm process, while the RX 9050 uses a 4 nm process, both from TSMC. The MI325X has 153,000 million transistors on a 1017 mm² die, while the RX 9050 has 29,700 million transistors on a 199 mm² die. Transistor density is nearly identical: 150.4M per mm² for the MI325X and 149.2M per mm² for the RX 9050.

Specification Differences

The two cards differ across nearly every recorded specification. The MI325X is an OAM Module with no power connectors, while the RX 9050 is a Dual-slot card with 1x 8-pin power connector. The MI325X has a TDP of 1000 W and requires a suggested PSU of 1400 W; the RX 9050 has a TDP of 92 W and a suggested PSU of 250 W. Both use PCIe 5.0 x16 as the bus interface.

Memory configurations are starkly different: the MI325X uses 256 GB of HBM3e with an 8192 bit bus and 6.14 TB/s bandwidth, while the RX 9050 uses 8 GB of GDDR6 with a 128 bit bus and 288.0 GB/s bandwidth. Memory clocks are 1500 MHz (6 Gbps effective) for the MI325X and 2250 MHz (18 Gbps effective) for the RX 9050.

Clock speeds favor the RX 9050: base clock of 1330 MHz versus 1000 MHz, boost clock of 2600 MHz versus 2100 MHz, and a game clock of 1920 MHz for the RX 9050 (the MI325X has no game clock listed). The MI325X has no display outputs, while the RX 9050 provides 1x HDMI 2.1b and 2x DisplayPort 2.1a. The MI325X lists N/A for DirectX, OpenGL, and Vulkan; the RX 9050 lists DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4.

The MI325X has a production status of null in the database, while the RX 9050 is marked as Active. The MI325X's predecessor is listed as Radeon Instinct, while the RX 9050's predecessor is Navi III. The MI325X belongs to the Instinct (MIx) generation; the RX 9050 belongs to the Navi IV (RX 9000) generation and the Radeon RX 9000 series. Neither card has a listed launch MSRP.

The Verdict

The data indicates that the Instinct MI325X is a high-throughput compute accelerator designed for memory-intensive workloads, given its 256 GB HBM3e capacity, 6.14 TB/s bandwidth, and 81.72 TFLOPS FP32 output. The Radeon RX 9050 is a client graphics card with a conventional rendering pipeline, 8 GB GDDR6 memory, and 10.65 TFLOPS FP32 output. The MI325X lacks any display outputs or consumer graphics API support, making it unsuitable for desktop use. The RX 9050 provides full display connectivity and modern API support.

The MI325X's 19,456 shading units and 1,216 TMUs vastly outnumber the RX 9050's 1,024 shading units and 64 TMUs, confirming its compute-oriented design. However, the RX 9050 has 64 ROPs and 16 ray tracing cores, whereas the MI325X has none. The RX 9050's higher boost clock (2600 MHz versus 2100 MHz) and smaller process node (4 nm versus 5 nm) indicate a design focused on power efficiency at client power levels, with a TDP of 92 W versus 1000 W.

The production status of the RX 9050 is Active, while the MI325X has no recorded status. The release dates place the MI325X earlier at 2024-10-09, with the RX 9050 slated for 2026-07-27. Neither card has benchmark scores or nearest rivals in the database, so the verdict rests entirely on architectural and specification differences.

Where Each One Wins

The Instinct MI325X wins in raw compute throughput, memory capacity, and memory bandwidth. Its 81.72 TFLOPS FP32 performance is approximately 7.7 times the RX 9050's 10.65 TFLOPS. The 256 GB HBM3e memory with 6.14 TB/s bandwidth is suited for large model training or inference workloads, whereas the RX 9050's 8 GB GDDR6 with 288.0 GB/s bandwidth serves conventional graphics workloads. The MI325X also has a higher texture rate at 2,553.6 GTexel/s versus 166.4 GTexel/s.

The Radeon RX 9050 wins in graphics features and power efficiency. It has 64 ROPs and 16 ray tracing cores, enabling rasterization and ray-traced rendering, while the MI325X has 0 ROPs and no listed RT cores. The RX 9050 supports DirectX 12 Ultimate, OpenGL 4.6, and Vulkan 1.4, and provides display outputs for direct monitor connection. Its 92 W TDP and 250 W suggested PSU make it deployable in standard desktop systems, in contrast to the MI325X's 1000 W TDP and 1400 W PSU requirement. The RX 9050 also has higher base and boost clocks, indicating better per-clock efficiency for latency-sensitive tasks.

The MI325X's 5 nm process and 153,000 million transistors on a 1017 mm² die indicate a massive compute die, while the RX 9050's 4 nm process and 29,700 million transistors on a 199 mm² die show a smaller, more efficient design. The MI325X has no game clock, while the RX 9050 lists a 1920 MHz game clock, further confirming its client-oriented positioning. The data shows no benchmark wins for either card, so the functional split is defined by architecture and specifications: the MI325X for compute acceleration without graphics output, and the RX 9050 for graphics rendering with full API and display support.