Radeon Instinct MI25 vs A100 SXM4
General info
GPU architecture, market segment, value for money and other general parameters compared.
| Place in performance ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | Ampere (2020−2022) | GCN 5.0 (2017−2020) |
| GPU code name | GA100 | Vega 10 |
| Market segment | Desktop | Desktop |
| Release date | 14 May 2020 (3 years old) | 27 June 2017 (6 years old) |
| Current price | $5322 | $4374 |
Technical specs
General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.
| Pipelines / CUDA cores | 6912 | 4096 |
| Core clock speed | 1410 MHz | 1400 MHz |
| Boost clock speed | no data | 1500 MHz |
| Number of transistors | 54,200 million | 12,500 million |
| Manufacturing process technology | 7 nm | 14 nm |
| Power consumption (TDP) | 400 Watt | 300 Watt |
| Texture fill rate | 609.1 | 384.0 |
| Floating-point performance | no data | 12,288 gflops |
Size and 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 3.0 x16 |
| Length | no data | 267 mm |
| Width | IGP | 2-slot |
| Supplementary power connectors | None | 2x 8-pin |
Memory
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 | HBM2E | HBM2 |
| Maximum RAM amount | 40 GB | 16 GB |
| Memory bus width | 5120 Bit | 2048 Bit |
| Memory clock speed | 2430 MHz | 1704 MHz |
| Memory bandwidth | 1,555 GB/s | 436.2 GB/s |
Video outputs and ports
Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.
| Display Connectors | No outputs | No outputs |
API support
List of supported graphics and general-purpose computing APIs, including their specific versions.
| DirectX | 12 Ultimate (12_2) | 12 (12_1) |
| Shader Model | 6.5 | 6.4 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.0 | 2.0 |
| Vulkan | 1.2.140 | 1.1.125 |
| CUDA | 8.0 | no data |
Advantages and disadvantages
| Recency | 14 May 2020 | 27 June 2017 |
| Maximum RAM amount | 40 GB | 16 GB |
| Chip lithography | 7 nm | 14 nm |
| Power consumption (TDP) | 400 Watt | 300 Watt |
We couldn't decide between A100 SXM4 and Radeon Instinct MI25. We've got no test results to judge.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
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