AMD Instinct MI300A vs Intel Arc A580 Comparison

Where Each One Wins

The AMD Instinct MI300A and Intel Arc A580 occupy entirely different segments of the hardware landscape. The data shows zero overlapping benchmark wins: the MI300A has no recorded benchmark entries in the database, while the Arc A580 carries three measured tests. The MI300A is an accelerator-class compute module built for data center workloads, with a 128 GB HBM3 memory pool, 5.32 TB/s of bandwidth, and 61.29 TFLOPS of FP32 throughput. The Arc A580 is a consumer graphics card with 8 GB of GDDR6 memory, 512.0 GB/s of bandwidth, and 12.29 TFLOPS of FP32 compute. The MI300A wins outright in raw compute capacity, memory capacity, and memory bandwidth by orders of magnitude. The Arc A580 wins in the only category where recorded measurements exist: standardized graphics and compute benchmarks.

The Arc A580 posts a 3DMark Steel Nomad DX12 score of 2229, a Geekbench OpenCL score of 91657, and a Geekbench Vulkan score of 79381. These figures place it in the 87th percentile among all GPUs in the database. The MI300A has no such scores, so its percentile rank sits at 50 with an average benchmark score of 0. The database records no wins for either part in direct head-to-head testing, as the head-to-head benchmark list is empty. The use-case split is therefore stark: the MI300A is a compute accelerator with no display outputs, no graphics API support (DirectX, OpenGL, and Vulkan all listed as N/A), and a 750 W TDP. The Arc A580 is a dual-slot consumer card with active production status, full graphics API support including DirectX 12 Ultimate, OpenGL 4.6, Vulkan 1.4, and three display outputs (1x HDMI 2.1, 3x DisplayPort 2.0).

Architecture Differences

The MI300A uses the Aqua Vanjaram chip built on TSMC's 5 nm process, with 153,000 million transistors on a 1017 mm² die. The transistor density is 150.4 million per square millimeter. The architecture is CDNA 3.0, part of the Instinct (MIx) generation. It packs 14592 shading units, 912 texture mapping units, and zero ROPs. The pixel rate is recorded as 0 MPixel/s, confirming it is not designed for rasterization. The texture rate is 1915.2 GTexel/s. The MI300A has no ray tracing cores and no tensor cores listed. It operates with a base clock of 1000 MHz and a boost clock of 2100 MHz. Memory runs at 1300 MHz with 5.2 Gbps effective speed across an 8192-bit bus, yielding 5.32 TB/s bandwidth. The memory type is HBM3, totaling 128 GB. Power delivery requires a 1150 W suggested power supply, with the card drawing 750 W TDP. It uses an OAM module slot width, has no power connectors (likely due to the OAM form factor), and connects via PCIe 5.0 x16. Its predecessor is Radeon Instinct, and it launched on 2023-12-05.

The Arc A580 uses the DG2-512 chip on TSMC's 6 nm process, with 21,700 million transistors on a 406 mm² die. The transistor density is 53.4 million per square millimeter. The architecture is Xe-HPG, generation Alchemist (Arc 5). It has 3072 shading units, 192 TMUs, 96 ROPs, and 24 ray tracing cores. The pixel rate is 192.0 GPixel/s and the texture rate is 384.0 GTexel/s. FP32 compute is 12.29 TFLOPS, with FP16 at 24.58 TFLOPS (2:1). Base clock is 1700 MHz, boost clock is 2000 MHz. Memory runs at 2000 MHz with 16 Gbps effective speed across a 256-bit bus, yielding 512.0 GB/s bandwidth. The memory type is GDDR6, totaling 8 GB. The card has a 175 W TDP and a 450 W suggested power supply. It is dual-slot, uses two 8-pin power connectors, and connects via PCIe 4.0 x16. It launched on 2023-10-09, its predecessor is Xe Graphics, and its successor is Battlemage. Production status is active.

The architectural contrast is extreme: a 5 nm data center accelerator with 7x the transistor count and 2.5x the die area versus a 6 nm consumer GPU with one-seventh the transistors. The MI300A has no ROPs or display outputs, while the Arc A580 has 96 ROPs and full display connectivity. The MI300A's memory bandwidth is 10.4x higher. The MI300A's FP32 throughput is 4.99x higher. The MI300A supports no graphics APIs, while the Arc A580 supports the latest DirectX, OpenGL, and Vulkan standards.

Head-to-Head Benchmarks

The database contains no direct head-to-head benchmark entries between the MI300A and Arc A580. The wins count is zero for both parts. However, the recorded data for the Arc A580 can be interpreted against its nearest rivals, which provides context for its performance tier. The Arc A580's average benchmark score is 57756. Its nearest rivals in the database are the AMD Radeon RX 5600 OEM with an average score of 58085 and a delta of -0.6 percent, the AMD Radeon RX 9070 GRE with 57367 and a delta of 0.7 percent, the Intel Arc A570M with 58239 and a delta of -0.8 percent, and the AMD Radeon RX 6950 XT with 58392 and a delta of -1.1 percent. The Arc A580 sits within 1.1 percent of all four rivals, indicating a tightly clustered performance band. It is 0.6 percent behind the RX 5600 OEM, 0.8 percent behind the Arc A570M, 1.1 percent behind the RX 6950 XT, and 0.7 percent ahead of the RX 9070 GRE. These deltas place the Arc A580 in the upper-middle tier of the database, consistent with its 87th percentile ranking.

The MI300A has no rivals listed and no benchmark scores. Its percentile rank of 50 with an average score of 0 reflects the absence of measured data rather than a performance verdict. The Arc A580's specific test scores show strong compute performance: the Geekbench OpenCL score of 91657 is substantially higher than the Vulkan score of 79381, indicating that OpenCL workloads extract more throughput from the Xe-HPG architecture than Vulkan workloads do. The 3DMark Steel Nomad DX12 score of 2229 is a rasterization-focused metric, and it confirms the card can handle modern DirectX 12 titles at entry-level 1080p settings.

FAQ

Q: Which product has higher FP32 compute throughput?

A: The AMD Instinct MI300A delivers 61.29 TFLOPS of FP32 compute, while the Intel Arc A580 delivers 12.29 TFLOPS. The MI300A is 4.99x higher in raw FP32 throughput.

Q: How much memory bandwidth does each product provide?

A: The MI300A provides 5.32 TB/s of bandwidth from 128 GB of HBM3 memory across an 8192-bit bus. The Arc A580 provides 512.0 GB/s from 8 GB of GDDR6 memory across a 256-bit bus. The MI300A's bandwidth is 10.4x greater.

Q: Which product supports ray tracing?

A: The Intel Arc A580 has 24 ray tracing cores and supports DirectX 12 Ultimate. The AMD Instinct MI300A has no ray tracing cores listed and has no DirectX, OpenGL, or Vulkan API support.

Q: What are the nearest rivals to the Intel Arc A580 in the database?

A: The nearest rivals are the AMD Radeon RX 5600 OEM (delta -0.6 percent), AMD Radeon RX 9070 GRE (delta 0.7 percent), Intel Arc A570M (delta -0.8 percent), and AMD Radeon RX 6950 XT (delta -1.1 percent). All four sit within 1.1 percent of the Arc A580's average score of 57756.

Q: Does the AMD Instinct MI300A have any recorded benchmark scores?

A: No. The database lists no benchmarks for the MI300A, and its average benchmark score is 0. Its percentile rank is 50, reflecting the lack of measured data.

Q: What power supply is recommended for each product?

A: The MI300A has a 750 W TDP and a suggested power supply of 1150 W. The Arc A580 has a 175 W TDP and a suggested power supply of 450 W.

The Verdict

The recorded data supports a clear segmentation. The AMD Instinct MI300A is a compute accelerator with no graphics capabilities. It has 128 GB of HBM3 memory, 5.32 TB/s of bandwidth, 61.29 TFLOPS of FP32 throughput, and a 750 W TDP. It has no display outputs, no graphics API support, and no recorded benchmarks. It is designed for data center compute workloads where rasterization, ray tracing, and API compatibility are irrelevant. The Intel Arc A580 is a consumer graphics card with 8 GB of GDDR6 memory, 512.0 GB/s of bandwidth, 12.29 TFLOPS of FP32 compute, 24 ray tracing cores, 96 ROPs, and full DirectX 12 Ultimate, OpenGL 4.6, and Vulkan 1.4 support. It carries three recorded benchmark scores, an 87th percentile ranking, and an average score of 57756, placing it within 1.1 percent of four closely matched rivals.

For workloads requiring graphics output, rasterization, or ray tracing, the Arc A580 is the only viable option between the two, as the MI300A cannot output video or run graphics APIs. For workloads requiring massive memory capacity, extreme bandwidth, or high FP32 compute density, the MI300A dominates by every metric in the database. The MI300A's 128 GB memory pool is 16x larger than the Arc A580's 8 GB. Its 5.32 TB/s bandwidth is 10.4x higher. Its FP32 throughput is 4.99x higher. Its transistor count is 7x higher. Its die area is 2.5x larger. The MI300A also uses a newer 5 nm process versus the Arc A580's 6 nm process, and it runs on a PCIe 5.0 x16 interface versus PCIe 4.0 x16.

The Arc A580 is actively produced, with a successor named Battlemage. The MI300A has no successor listed. The Arc A580 launched on 2023-10-09, while the MI300A launched on 2023-12-05. The Arc A580 requires a 450 W suggested power supply, while the MI300A requires 1150 W. The Arc A580 is dual-slot with two 8-pin connectors; the MI300A is an OAM module with no power connectors. The data shows no overlap in use cases. The MI300A is for compute density, the Arc A580 is for graphics rendering. Neither part can substitute for the other's primary function.