AMD Radeon RX 580 vs AMD Radeon RX 580 2048SP
Graphics Processor
| GPU model | Polaris 20 | Polaris 20 |
|---|---|---|
| GPU variant | Polaris 20 XTX (215-0910038) | Polaris 20 XL (215-0910052) |
| Architecture | GCN 4.0 | GCN 4.0 |
| Foundry | GlobalFoundries | GlobalFoundries |
| Manufacturing process | 14 nm | 14 nm |
| Number of transistors | 5,700 million | 5,700 million |
| Die size | 232 mm² | 232 mm² |
Graphics Card
| Release date | Apr 18th, 2017 | Oct 15th, 2018 |
|---|---|---|
| Generation | Polaris | Polaris |
| Production | Active | Active |
| Launch price | 229 USD | — |
| Current price | Amazon / Newegg | — |
| Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| Reviews | 52 in our database | 52 in our database |
| Predecessor | Arctic Islands | Arctic Islands |
| Successor | Vega | Vega |
Clocks
| Base clock | 1257 MHz | 1168 MHz |
|---|---|---|
| Boost clock | 1340 MHz | 1284 MHz |
| Memory clock | 2000 MHz 8 Gbps effective | 1750 MHz 7 Gbps effective |
Memory Configuration
| Memory size | 8 GB | 4 GB |
|---|---|---|
| Memory type | GDDR5 | GDDR5 |
| Memory bus width | 256 bit | 256 bit |
| Bandwidth | 256.0 GB/s | 224.0 GB/s |
Render Configuration
| Shading units | 2304 | 2048 |
|---|---|---|
| TMUs | 144 | 128 |
| ROPs | 32 | 32 |
| Compute units | 36 | 32 |
| Cache L1 | 16 KB (per CU) | 16 KB (per CU) |
| Cache L2 | 2 MB | 2 MB |
Performance
| Pixel rate | 42.88 GPixel/s | 41.09 GPixel/s |
|---|---|---|
| Texture rate | 193.0 GTexel/s | 164.4 GTexel/s |
| FP16 (half) performance | 6.175 TFLOPS (1:1) | 5.259 TFLOPS (1:1) |
| FP32 (float) performance | 6.175 TFLOPS | 5.259 TFLOPS |
| FP64 (double) performance | 385.9 GFLOPS (1:16) | 328.7 GFLOPS (1:16) |
Dimensions & Outputs
| Slot width | Dual-slot | Dual-slot |
|---|---|---|
| Length | 241 mm 9.5 inches | 241 mm 9.5 inches |
| TDP | 185 W | 150 W |
| Suggested PSU | 450 W | 450 W |
| Outputs | 1x HDMI3x DisplayPort | 1x DVI1x HDMI3x DisplayPort |
| Power connectors | 1x 8-pin | 1x 8-pin |
| Board number | C940, D009-04 | C940, D000 |
API Support & Features
| DirectX | 12 (12_0) | 12 (12_0) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 2.1 |
| Vulkan | 1.2 | 1.2 |
| Shader model | 6.4 | 6.4 |
