AMD Instinct MI325X vs AMD Playstation 5 Pro GPU Comparison

The Verdict

The database places both the AMD Instinct MI325X and the AMD Playstation 5 Pro GPU at the 50th percentile among all recorded GPUs, with an average benchmark score of zero for each. This indicates that neither part has a recorded benchmark sample in the database, so their competitive positions rest entirely on architectural specifications rather than measured performance. The Instinct MI325X is a data center compute accelerator with no display outputs, no graphics API support, and a power envelope of 1000 W. The Playstation 5 Pro GPU is a console part with a 232 W power draw, HDMI output, and OpenGL 4.6 plus Vulkan 1.2 support. Users seeking a rendering solution with standard display connectivity should choose the Playstation 5 Pro GPU, while those needing massive memory capacity and compute throughput for server workloads should consider the Instinct MI325X.

Architecture Differences

The Instinct MI325X uses the Aqua Vanjaram chip built on CDNA 3.0 architecture, fabricated on a 5 nm process at TSMC. It contains 153,000 million transistors on a 1017 mm² die, yielding a transistor density of 150.4M per mm². The Playstation 5 Pro GPU uses the Viola chip on RDNA 2.0 architecture, fabricated on a 4 nm process at TSMC. It contains 21,000 million transistors on a 279 mm² die, yielding a transistor density of 75.3M per mm². The MI325X has a base clock of 1000 MHz and a boost clock of 2100 MHz. The Playstation 5 Pro GPU has a base clock of 2170 MHz and a boost clock of 2350 MHz.

Memory subsystems differ sharply. The MI325X carries 256 GB of HBM3e on an 8192-bit bus, delivering 6.14 TB/s of bandwidth. The Playstation 5 Pro GPU carries 16 GB of GDDR6 on a 256-bit bus, delivering 576.0 GB/s. The MI325X memory clock is 1500 MHz with 6 Gbps effective transfer, while the Playstation part runs at 2250 MHz with 18 Gbps effective. The MI325X exposes 19456 shading units, 1216 texture mapping units, and no ROPs, resulting in a pixel rate of 0 MPixel/s and a texture rate of 2,553.6 GTexel/s. The Playstation 5 Pro GPU exposes 3840 shading units, 240 TMUs, and 64 ROPs, resulting in a pixel rate of 150.4 GPixel/s and a texture rate of 564.0 GTexel/s.

Compute throughput shows a wide gap. The MI325X delivers 81.72 TFLOPS FP32 and 81.72 TFLOPS FP16 at a 1:1 ratio. The Playstation 5 Pro GPU delivers 18.05 TFLOPS FP32 and 36.10 TFLOPS FP16 at a 2:1 ratio. The MI325X has no display outputs, while the Playstation part has 1x HDMI 2.1 and 1x USB Type-C. The MI325X uses a PCIe 5.0 x16 interface and an OAM Module slot width, with no power connectors listed and a suggested PSU of 1400 W. The Playstation 5 Pro GPU has no listed bus interface, slot width, or suggested PSU. The Playstation part is 386 mm in length, 216 mm in height, and 89 mm in width. The MI325X lists no physical dimensions.

The MI325X supports no DirectX, OpenGL, or Vulkan, while the Playstation 5 Pro GPU supports OpenGL 4.6 and Vulkan 1.2. The MI325X was released on 2024-10-09, and the Playstation 5 Pro GPU was released on 2024-11-06. The Playstation part has an active production status and a launch MSRP of 699 USD. The MI325X lists no production status and no launch MSRP. The MI325X predecessor is Radeon Instinct, while the Playstation part has no predecessor.

Where Each One Wins

The Instinct MI325X wins decisively in compute density and memory capacity. Its 256 GB HBM3e frame buffer is 16 times larger than the Playstation part’s 16 GB GDDR6, and its 6.14 TB/s bandwidth is more than ten times the 576.0 GB/s available on the console GPU. The MI325X FP32 throughput of 81.72 TFLOPS is roughly 4.5 times the 18.05 TFLOPS of the Playstation 5 Pro GPU. FP16 performance on the MI325X stands at 81.72 TFLOPS, which is 2.26 times the 36.10 TFLOPS on the Playstation part. The MI325X texture rate of 2,553.6 GTexel/s is 4.5 times the 564.0 GTexel/s on the Playstation GPU. The MI325X transistor count of 153,000 million is 7.3 times the 21,000 million on the Viola chip.

The Playstation 5 Pro GPU wins in clock speeds and pixel throughput. Its base clock of 2170 MHz is 1170 MHz higher than the MI325X base of 1000 MHz, and its boost clock of 2350 MHz is 250 MHz higher than the MI325X boost of 2100 MHz. The Playstation part has 64 ROPs, while the MI325X has none, giving the console GPU a pixel rate of 150.4 GPixel/s versus 0 MPixel/s on the accelerator. The Playstation part has a higher transistor density per clock efficiency profile despite a lower overall density, and its 4 nm process node is one generation ahead of the MI325X 5 nm node. The Playstation GPU also has display outputs and graphics API support, which the MI325X entirely lacks.

FAQ

Q: Which GPU has more memory bandwidth?

A: The AMD Instinct MI325X has 6.14 TB/s of bandwidth from its 8192-bit HBM3e interface, while the AMD Playstation 5 Pro GPU has 576.0 GB/s from its 256-bit GDDR6 interface.

Q: Can the Instinct MI325X output video to a display?

A: No. The database lists no display outputs for the MI325X, and its API support for DirectX, OpenGL, and Vulkan is listed as N/A. The Playstation 5 Pro GPU has 1x HDMI 2.1 and 1x USB Type-C outputs.

Q: What are the FP32 performance figures for each?

A: The MI325X delivers 81.72 TFLOPS FP32, and the Playstation 5 Pro GPU delivers 18.05 TFLOPS FP32.

Q: How do the memory sizes compare?

A: The MI325X has 256 GB of HBM3e, and the Playstation 5 Pro GPU has 16 GB of GDDR6.

Q: What is the power consumption difference?

A: The MI325X has a TDP of 1000 W with a suggested PSU of 1400 W, while the Playstation 5 Pro GPU has a TDP of 232 W and no listed suggested PSU.

Q: Which GPU has a higher boost clock?

A: The Playstation 5 Pro GPU has a boost clock of 2350 MHz, which is 250 MHz higher than the MI325X boost clock of 2100 MHz.

Head-to-Head Benchmarks

The database contains no recorded head-to-head benchmark results for these two GPUs, so the comparison proceeds from specification-level data. The largest win for the MI325X appears in memory capacity. The accelerator holds 256 GB, which is 240 GB more than the 16 GB on the Playstation 5 Pro GPU. Memory bandwidth follows a similar pattern, with the MI325X at 6.14 TB/s versus 576.0 GB/s, a difference of 5.564 TB/s in favor of the data center part.

FP32 compute shows the MI325X at 81.72 TFLOPS versus 18.05 TFLOPS on the Playstation GPU, a margin of 63.67 TFLOPS. FP16 compute shows the MI325X at 81.72 TFLOPS versus 36.10 TFLOPS on the Playstation part, a margin of 45.62 TFLOPS. Texture rate also favors the MI325X at 2,553.6 GTexel/s versus 564.0 GTexel/s, a difference of 1,989.6 GTexel/s.

The Playstation 5 Pro GPU wins on clock rates. Its base clock of 2170 MHz exceeds the MI325X base of 1000 MHz by 1170 MHz. Its boost clock of 2350 MHz exceeds the MI325X boost of 2100 MHz by 250 MHz. Pixel rate is exclusive to the Playstation part, which posts 150.4 GPixel/s while the MI325X records 0 MPixel/s due to having no ROPs.

The MI325X has 19456 shading units versus 3840 on the Playstation GPU, a difference of 15616 units. TMU counts are 1216 versus 240, a difference of 976. ROP counts reverse the direction, with the Playstation part holding 64 and the MI325X holding zero.

Transistor counts differ by 132,000 million, with the MI325X at 153,000 million and the Playstation part at 21,000 million. Die size differs by 738 mm², with the MI325X at 1017 mm² and the Playstation part at 279 mm². Transistor density is 150.4M per mm² on the MI325X and 75.3M per mm² on the Playstation GPU, a difference of 75.1M per mm².

Process nodes are close but not identical, with the MI325X on 5 nm and the Playstation part on 4 nm, both from TSMC. The Playstation part has a production status of Active, while the MI325X has none listed. Release dates are separated by 28 days, with the MI325X on 2024-10-09 and the Playstation part on 2024-11-06. The MI325X predecessor is Radeon Instinct, while the Playstation part has no predecessor listed. The Playstation 5 Pro GPU has a launch MSRP of 699 USD, and the MI325X has no launch MSRP recorded.

The MI325X supports PCIe 5.0 x16 and uses an OAM Module slot width. The Playstation part lists no bus interface or slot width. The MI325X has no power connectors listed, while the Playstation part also has no power connectors listed. The MI325X suggested PSU is 1400 W, and the Playstation part has no suggested PSU. Display outputs are absent on the MI325X and present on the Playstation part as 1x HDMI 2.1 and 1x USB Type-C. The Playstation 5 Pro GPU measures 386 mm by 216 mm by 89 mm, while the MI325X has no physical dimensions recorded.