Radeon Instinct MI325X vs 520 Mobile GDDR5
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 | GCN 1.0 (2012−2020) | CDNA 3.0 (2023−2024) |
| GPU code name | Banks | Aqua Vanjaram |
| Market segment | Laptop | Workstation |
| Release date | 18 April 2017 (8 years ago) | October 2024 (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 | 320 | 19456 |
| Core clock speed | 1030 MHz | 1000 MHz |
| Boost clock speed | no data | 2100 MHz |
| Number of transistors | 690 million | 153,000 million |
| Manufacturing process technology | 28 nm | 5 nm |
| Power consumption (TDP) | 50 Watt | 1000 Watt |
| Texture fill rate | 20.60 | 2,553.6 |
| Floating-point processing power | 0.6592 TFLOPS | 81.72 TFLOPS |
| ROPs | 8 | no data |
| TMUs | 20 | 1216 |
| Tensor Cores | no data | 1216 |
| L1 Cache | 80 KB | 4.8 MB |
| L2 Cache | 128 KB | 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 3.0 x8 | 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 | GDDR5 | HBM3e |
| Maximum RAM amount | 2 GB | 288 GB |
| Memory bus width | 64 Bit | 8192 Bit |
| Memory clock speed | 1125 MHz | 2525 MHz |
| Memory bandwidth | 36 GB/s | 10.3 TB/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 (11_1) | N/A |
| Shader Model | 6.5 (5.1) | N/A |
| OpenGL | 4.6 | N/A |
| OpenCL | 2.1 (1.2) | 3.0 |
| Vulkan | 1.2.170 | N/A |
| DLSS | - | + |
Pros & cons summary
| Maximum RAM amount | 2 GB | 288 GB |
| Chip lithography | 28 nm | 5 nm |
| Power consumption (TDP) | 50 Watt | 1000 Watt |
520 Mobile GDDR5 has 1900% lower power consumption.
Instinct MI325X, on the other hand, has a 14300% higher maximum VRAM amount, and a 460% more advanced lithography process.
We couldn't decide between Radeon 520 Mobile GDDR5 and Radeon Instinct MI325X. We've got no test results to judge.
Be aware that Radeon 520 Mobile GDDR5 is a notebook graphics card while Radeon Instinct MI325X is a workstation one.
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