Radeon Instinct MI300X vs GeForce RTX 4080 Ti Mobile
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | Ada Lovelace (2022−2024) | CDNA 3.0 (2023−2024) |
| GPU code name | AD104 | Aqua Vanjaram |
| Market segment | Laptop | Workstation |
| Release date | no data | 6 December 2023 (1 year ago) |
Detailed specifications
General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.
| Pipelines / CUDA cores | 7280 | 19456 |
| Core clock speed | no data | 1000 MHz |
| Boost clock speed | 1665 MHz | 2100 MHz |
| Number of transistors | 35,800 million | 153,000 million |
| Manufacturing process technology | 4 nm | 5 nm |
| Power consumption (TDP) | 175 Watt | 750 Watt |
| Texture fill rate | 399.6 | 2,554 |
| Floating-point processing power | 24.24 TFLOPS | 81.72 TFLOPS |
| ROPs | 80 | no data |
| TMUs | 240 | 1216 |
| Tensor Cores | no data | 1216 |
| L1 Cache | no data | 4.8 MB |
| L2 Cache | no data | 16 MB |
| L3 Cache | no data | 256 MB |
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).
| Interface | PCIe 4.0 x16 | PCIe 5.0 x16 |
| Width | no data | OAM Module |
| Supplementary power connectors | no data | None |
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 | GDDR6 | HBM3 |
| Maximum RAM amount | 12 GB | 192 GB |
| Memory bus width | 192 Bit | 8192 Bit |
| Memory clock speed | 16 GB/s | 2525 MHz |
| Memory bandwidth | 384.0 GB/s | 5,171 GB/s |
| 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 | 6.7 | N/A |
| OpenGL | 4.6 | N/A |
| OpenCL | 3.0 | 3.0 |
| Vulkan | 1.3 | N/A |
| CUDA | 8.9 | - |
| DLSS | - | + |
Pros & cons summary
| Maximum RAM amount | 12 GB | 192 GB |
| Chip lithography | 4 nm | 5 nm |
| Power consumption (TDP) | 175 Watt | 750 Watt |
RTX 4080 Ti Mobile has a 25% more advanced lithography process, and 328.6% lower power consumption.
Instinct MI300X, on the other hand, has a 1500% higher maximum VRAM amount.
We couldn't decide between GeForce RTX 4080 Ti Mobile and Radeon Instinct MI300X. We've got no test results to judge.
Be aware that GeForce RTX 4080 Ti Mobile is a notebook graphics card while Radeon Instinct MI300X is a workstation one.
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