AMD Radeon RX 580X vs NVIDIA GeForce RTX 3080 Ti Max-Q
Graphics Processor
| GPU model | Polaris 20 | GA103 |
|---|---|---|
| GPU variant | Polaris 20 XTX (215-0910038) | GA103 |
| Architecture | GCN 4.0 | Ampere |
| Foundry | GlobalFoundries | Samsung |
| Manufacturing process | 14 nm | 8 nm |
| Number of transistors | 5,700 million | unknown |
| Die size | 232 mm² | unknown |
Graphics Card
| Release date | Apr 11th, 2018 | — |
|---|---|---|
| Generation | Polaris | — |
| Production | Active | — |
| Interface | PCIe 3.0 x16 | — |
| Predecessor | Polaris | — |
| Successor | Vega | — |
Clocks
| Base clock | 1257 MHz | 585 MHz |
|---|---|---|
| Boost clock | 1340 MHz | 1125 MHz |
| Memory clock | 2000 MHz 8 Gbps effective | 1500 MHz 12 Gbps effective |
Memory Configuration
| Memory size | 8 GB | 16 GB |
|---|---|---|
| Memory type | GDDR5 | GDDR6 |
| Memory bus width | 256 bit | 256 bit |
| Bandwidth | 256.0 GB/s | 384.0 GB/s |
Render Configuration
| Shading units | 2304 | 7680 |
|---|---|---|
| TMUs | 144 | 240 |
| ROPs | 32 | 96 |
| Compute units | 36 | — |
| Cache L1 | 16 KB (per CU) | 128 KB (per SM) |
| Cache L2 | 2 MB | 4 MB |
| SM count | — | 60 |
| Tensor cores | — | 240 |
| RT cores | — | 60 |
Performance
| Pixel rate | 42.88 GPixel/s | 108.0 GPixel/s |
|---|---|---|
| Texture rate | 193.0 GTexel/s | 270.0 GTexel/s |
| FP16 (half) performance | 6.175 TFLOPS (1:1) | 17.28 TFLOPS (1:1) |
| FP32 (float) performance | 6.175 TFLOPS | 17.28 TFLOPS |
| FP64 (double) performance | 385.9 GFLOPS (1:16) | 270.0 GFLOPS (1:64) |
Dimensions & Outputs
| Slot width | Dual-slot | — |
|---|---|---|
| Length | 241 mm 9.5 inches | — |
| TDP | 185 W | 95 W |
| Suggested PSU | 450 W | — |
| Outputs | 1x HDMI3x DisplayPort | No outputs |
| Power connectors | 1x 8-pin | None |
| Board number | D009 | — |
API Support & Features
| DirectX | 12 (12_0) | 12 Ultimate (12_2) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 3.0 |
| Vulkan | 1.2 | 1.2 |
| Shader model | 6.4 | 6.5 |
| CUDA | — | 8.6 |
Other Features
Mobile graphics
| Release date | — | 2022 |
|---|---|---|
| gpu.details.availability | — | — |
| Generation | — | GeForce 30 Mobile |
| Predecessor | — | GeForce 20 Mobile |
| Production | — | Unreleased |
| Interface | — | PCIe 4.0 x16 |
