AMD Radeon R9 390 vs AMD Radeon RX 5500 OEM
Graphics Processor
| GPU model | Grenada | Navi 14 |
|---|---|---|
| GPU variant | Grenada PRO (215-0880030) | Navi 14 XT (215-0932220) |
| Architecture | GCN 2.0 | RDNA 1.0 |
| Foundry | TSMC | TSMC |
| Manufacturing process | 28 nm | 7 nm |
| Number of transistors | 6,200 million | 6,400 million |
| Die size | 438 mm² | 158 mm² |
Graphics Card
| Release date | Jun 18th, 2015 | Oct 7th, 2019 |
|---|---|---|
| Generation | Pirate Islands | Navi |
| Production | End-of-life | Active |
| Launch price | 329 USD | — |
| Interface | PCIe 3.0 x16 | PCIe 4.0 x8 |
| Reviews | 35 in our database | 1 in our database |
| Predecessor | Volcanic Islands | Vega |
| Successor | Arctic Islands | Navi II |
Clocks
| GPU clock | 1000 MHz | — |
|---|---|---|
| Memory clock | 1500 MHz 6 Gbps effective | 1750 MHz 14 Gbps effective |
| Base clock | — | 1500 MHz |
| Game clock | — | 1670 MHz |
| Boost clock | — | 1845 MHz |
Memory Configuration
| Memory size | 8 GB | 4 GB |
|---|---|---|
| Memory type | GDDR5 | GDDR6 |
| Memory bus width | 512 bit | 128 bit |
| Bandwidth | 384.0 GB/s | 224.0 GB/s |
Render Configuration
| Shading units | 2560 | 1408 |
|---|---|---|
| TMUs | 160 | 88 |
| ROPs | 64 | 32 |
| Compute units | 40 | 22 |
| Cache L1 | 16 KB (per CU) | — |
| Cache L2 | 1024 KB | 2 MB |
Performance
| Pixel rate | 64.00 GPixel/s | 59.04 GPixel/s |
|---|---|---|
| Texture rate | 160.0 GTexel/s | 162.4 GTexel/s |
| FP32 (float) performance | 5.120 TFLOPS | 5.196 TFLOPS |
| FP64 (double) performance | 640.0 GFLOPS (1:8) | 324.7 GFLOPS (1:16) |
| FP16 (half) performance | — | 10.39 TFLOPS (2:1) |
Dimensions & Outputs
| Slot width | Dual-slot | Dual-slot |
|---|---|---|
| Length | 275 mm 10.8 inches | 180 mm 7.1 inches |
| Width | 109 mm 4.3 inches | — |
| Height | 36 mm 1.4 inches | — |
| TDP | 275 W | 110 W |
| Suggested PSU | 600 W | 300 W |
| Outputs | 2x DVI1x HDMI1x DisplayPort | 1x HDMI3x DisplayPort |
| Power connectors | 1x 6-pin + 1x 8-pin | 1x 8-pin |
| Board number | C679 | D332-57 |
API Support & Features
| DirectX | 12 (12_0) | 12 (12_1) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.0 | 2.1 |
| Vulkan | 1.2 | 1.2 |
| Shader model | 6.3 | 6.5 |
