Radeon Instinct MI300 vs 8065S
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 85 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 65.78 | no data |
| Architecture | RDNA 3.5 (2025−2026) | CDNA 3.0 (2023−2024) |
| GPU code name | Gorgon Halo | Aqua Vanjaram |
| Market segment | Laptop | Workstation |
| Release date | 28 September 2026 (less than a year ago) | 4 January 2023 (3 years ago) |
Detailed specifications
General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Real power consumption of some graphics cards can well exceed their nominal TDP, especially if overclocked.
| Pipelines / CUDA cores | 2560 | 14080 |
| Core clock speed | 1295 MHz | 1000 MHz |
| Boost clock speed | 3000 MHz | 1700 MHz |
| Number of transistors | no data | 153,000 million |
| Manufacturing process technology | 4 nm | 5 nm |
| Power consumption (TDP) | 55 Watt | 600 Watt |
| Texture fill rate | 480.0 | 1,496.0 |
| Floating-point processing power | no data | 47.87 TFLOPS |
| ROPs | 64 | no data |
| TMUs | 160 | 880 |
| Tensor Cores | no data | 880 |
| Ray Tracing Cores | 40 | no data |
| L0 Cache | 1.3 MB | no data |
| L1 Cache | 1 MB | 3.4 MB |
| L2 Cache | 2 MB | 16 MB |
| L3 Cache | 32 MB | no data |
Form factor & compatibility
Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).
| Laptop size | medium sized | no data |
| Interface | PCIe 5.0 x16 | PCIe 5.0 x16 |
| Length | no data | 267 mm |
| Width | no data | 2-slot |
| Supplementary power connectors | None | 2x 8-pin |
VRAM capacity and type
Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.
| Memory type | System Shared | HBM3 |
| Maximum RAM amount | System Shared | 128 GB |
| Memory bus width | System Shared | 8192 Bit |
| Memory clock speed | System Shared | 1300 MHz |
| Memory bandwidth | no data | 5.32 TB/s |
| Shared memory | + | - |
| Resizable BAR | - | + |
Connectivity and outputs
This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.
| Display Connectors | Portable Device Dependent | No outputs |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 Ultimate (12_2) | N/A |
| Shader Model | 6.8 | N/A |
| OpenGL | 4.6 | N/A |
| OpenCL | 2.0 | 3.0 |
| Vulkan | 1.4 | N/A |
| DLSS | - | + |
Pros & cons summary
| Recency | 28 September 2026 | 4 January 2023 |
| Chip lithography | 4 nm | 5 nm |
| Power consumption (TDP) | 55 Watt | 600 Watt |
Radeon 8065S has an age advantage of 3 years, a 20% more advanced lithography process, and 91% lower power consumption.
We couldn't decide between Radeon 8065S and Radeon Instinct MI300. We've got no test results to judge.
Be aware that Radeon 8065S is a notebook graphics card while Radeon Instinct MI300 is a workstation one.
Other comparisons
We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.
