AMD Radeon Pro Vega II Duo vs AMD Radeon RX 480
Graphics Processor
| GPU model | Vega 20 | Ellesmere |
|---|---|---|
| GPU variant | Vega 20 XT | Polaris 10 XT (215-0876184) |
| Architecture | GCN 5.1 | GCN 4.0 |
| Foundry | TSMC | GlobalFoundries |
| Manufacturing process | 7 nm | 14 nm |
| Number of transistors | 13,230 million | 5,700 million |
| Die size | 331 mm² | 232 mm² |
Graphics Card
| Release date | Unknown | Jun 29th, 2016 |
|---|---|---|
| Generation | Radeon Pro Mac | Arctic Islands |
| Production | Active | Active |
| Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| Launch price | — | 229 USD |
| Reviews | — | 86 in our database |
| Predecessor | — | Pirate Islands |
| Successor | — | Polaris |
Clocks
| Base clock | 1400 MHz | 1120 MHz |
|---|---|---|
| Boost clock | 1720 MHz | 1266 MHz |
| Memory clock | 1000 MHz 2 Gbps effective | 2000 MHz 8 Gbps effective |
Memory Configuration
| Memory size | 32 GB | 8 GB |
|---|---|---|
| Memory type | HBM2 | GDDR5 |
| Memory bus width | 4096 bit | 256 bit |
| Bandwidth | 1,024 GB/s | 256.0 GB/s |
Render Configuration
| Shading units | 4096 | 2304 |
|---|---|---|
| TMUs | 256 | 144 |
| ROPs | 64 | 32 |
| Compute units | 64 | 36 |
| Cache L1 | 16 KB (per CU) | 16 KB (per CU) |
| Cache L2 | 4 MB | 2 MB |
Performance
| Pixel rate | 110.1 GPixel/s | 40.51 GPixel/s |
|---|---|---|
| Texture rate | 440.3 GTexel/s | 182.3 GTexel/s |
| FP16 (half) performance | 28.18 TFLOPS (2:1) | 5.834 TFLOPS (1:1) |
| FP32 (float) performance | 14.09 TFLOPS | 5.834 TFLOPS |
| FP64 (double) performance | 880.6 GFLOPS (1:16) | 364.6 GFLOPS (1:16) |
Dimensions & Outputs
| Slot width | Quad-slot | Dual-slot |
|---|---|---|
| TDP | 475 W | 150 W |
| Suggested PSU | 850 W | 450 W |
| Outputs | 1x HDMI4x Thunderbolt | 1x HDMI3x DisplayPort |
| Power connectors | None | 1x 6-pin |
| Board number | MW732ZM/A | C940, D009-47 |
| Length | — | 240 mm 9.4 inches |
| Width | — | 95 mm 3.7 inches |
| Height | — | 35 mm 1.4 inches |
API Support & Features
| DirectX | 12 (12_1) | 12 (12_0) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 2.1 |
| Vulkan | 1.2 | 1.2 |
| Shader model | 6.4 | 6.4 |
