Radeon Instinct MI300: specs and benchmarks
Summary
AMD started Radeon Instinct MI300 sales 4 January 2023. This is a desktop graphics card based on a CDNA 3.0 architecture and made with 5 nm manufacturing process. It is primarily aimed at gamer market. 128 GB of HBM3 memory clocked at 3.2 GB/s are supplied, and together with 8192 Bit memory interface this creates a bandwidth of 3,277 GB/s.
Compatibility-wise, this is dual-slot card attached via PCIe 5.0 x16 interface. Its manufacturer default version has a length of 267 mm. Two 8-pin power connectors are required, and power consumption is at 600 Watt.
General info
Some basic facts about Radeon Instinct MI300: architecture, market segment, release date etc.
| Place in performance ranking | not rated | |
| Place by popularity | not in top-100 | |
| Architecture | CDNA 3.0 | |
| GPU code name | Aqua Vanjaram | |
| Market segment | Desktop | |
| Release date | 4 January 2023 (1 year ago) |
Technical specs
Radeon Instinct MI300's specs such as number of shaders, GPU base clock, manufacturing process, texturing and calculation speed. These parameters indirectly speak of Radeon Instinct MI300's performance, but for precise assessment you have to consider its benchmark and gaming test results.
| Pipelines / CUDA cores | 14080 | of 20480 (Data Center GPU Max NEXT) |
| Boost clock speed | 1700 MHz | of 3599 (Radeon RX 7990 XTX) |
| Number of transistors | 153,000 million | of 14400 (GeForce GTX 1070 SLI Mobile) |
| Manufacturing process technology | 5 nm | of 4 (Radeon 780M) |
| Power consumption (TDP) | 600 Watt | of 2400 (Data Center GPU Max Subsystem) |
| Texture fill rate | 1,496 | of 969.9 (H100 SXM5 96 GB) |
Size and compatibility
This section provides details about the physical dimensions of Radeon Instinct MI300 and its compatibility with other computer components. This information is useful when selecting a computer configuration or upgrading an existing one. For desktop graphics cards, it includes details about the interface and bus (for motherboard compatibility) and additional power connectors (for power supply compatibility).
| Interface | PCIe 5.0 x16 | |
| Length | 267 mm | |
| Width | 2-slot | |
| Supplementary power connectors | 2x 8-pin |
Memory
Parameters of memory installed on Radeon Instinct MI300: its type, size, bus, clock and resulting bandwidth. Note that GPUs integrated into processors have no dedicated memory and use a shared part of system RAM instead.
| Memory type | HBM3 | |
| Maximum RAM amount | 128 GB | of 192 (Radeon Instinct MI300X) |
| Memory bus width | 8192 Bit | |
| Memory clock speed | 3.2 GB/s | of 23000 (GeForce RTX 4080 SUPER) |
| Memory bandwidth | 3,277 GB/s | of 3276 (Aldebaran) |
Video outputs and ports
Types and number of video connectors present on Radeon Instinct MI300. As a rule, this section is relevant only for desktop reference graphics cards, since for notebook ones the availability of certain video outputs depends on the laptop model, while non-reference desktop models can (though not necessarily will) bear a different set of video ports.
| Display Connectors | No outputs |
API support
APIs supported by Radeon Instinct MI300, sometimes including their particular versions.
| DirectX | N/A | |
| Shader Model | N/A | |
| OpenGL | N/A | of 4.6 (GeForce RTX 4090) |
| OpenCL | 3.0 | |
| Vulkan | N/A |
Recommended processors
These processors are most commonly used with Radeon Instinct MI300 according to our statistics.
