Radeon Instinct MI355X vs R5 A220
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 | TeraScale 2 (2009−2015) | CDNA 4.0 (2025) |
| GPU code name | Caicos | CDNA Next |
| Market segment | Desktop | Workstation |
| Release date | 2014 (11 years ago) | 2025 (recently) |
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 | 160 | 16384 |
| Core clock speed | 775 MHz | 1000 MHz |
| Boost clock speed | no data | 2400 MHz |
| Number of transistors | 370 million | 185,000 million |
| Manufacturing process technology | 40 nm | 3 nm |
| Power consumption (TDP) | 35 Watt | 1400 Watt |
| Texture fill rate | 6.200 | 2,457.6 |
| Floating-point processing power | no data | 78.64 TFLOPS |
| ROPs | 4 | no data |
| TMUs | 8 | 1024 |
| Tensor Cores | no data | 1024 |
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 2.0 x16 | PCIe 5.0 x16 |
| Length | 168 mm | no data |
| Width | 1-slot | OAM Module |
| Supplementary power connectors | None | 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 | DDR3 | HBM3e |
| Maximum RAM amount | 1 GB | 288 GB |
| Memory bus width | 64 Bit | 8192 Bit |
| Memory clock speed | 1800 MBps | 2000 MHz |
| Memory bandwidth | 14.4 GB/s | 8.19 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 | 1x DVI, 1x HDMI 1.3a | No outputs |
| HDMI | + | - |
API and SDK compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 11.2 (11_0) | N/A |
| Shader Model | 5.0 | N/A |
| OpenGL | 4.4 | N/A |
| OpenCL | 1.2 | 3.0 |
| Vulkan | N/A | N/A |
| DLSS | - | + |
Pros & cons summary
| Maximum RAM amount | 1 GB | 288 GB |
| Chip lithography | 40 nm | 3 nm |
| Power consumption (TDP) | 35 Watt | 1400 Watt |
R5 A220 has 3900% lower power consumption.
Instinct MI355X, on the other hand, has a 28700% higher maximum VRAM amount, and a 1233.3% more advanced lithography process.
We couldn't decide between Radeon R5 A220 and Radeon Instinct MI355X. We've got no test results to judge.
Be aware that Radeon R5 A220 is a desktop graphics card while Radeon Instinct MI355X is a workstation one.
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