AMD Radeon RX 540 Mobile vs ATI Radeon HD 5870
Graphics Processor
| GPU model | Lexa | Cypress |
|---|---|---|
| GPU variant | Lexa PRO (215-0904018) | Cypress XT (215-0735033) |
| Architecture | GCN 4.0 | TeraScale 2 |
| Foundry | GlobalFoundries | TSMC |
| Manufacturing process | 14 nm | 40 nm |
| Number of transistors | 2,200 million | 2,154 million |
| Die size | 103 mm² | 334 mm² |
Mobile graphics
| Release date | Nov 11th, 2017 | — |
|---|---|---|
| Generation | Mobility Radeon (RX M500) | — |
| Production | End-of-life | — |
| Interface | PCIe 3.0 x8 | — |
| Predecessor | Crystal System | — |
Clocks
| Base clock | 1124 MHz | — |
|---|---|---|
| Boost clock | 1219 MHz | — |
| Memory clock | 1500 MHz 6 Gbps effective | 1200 MHz 4.8 Gbps effective |
| GPU clock | — | 850 MHz |
Memory Configuration
| Memory size | 2 GB | 1024 MB |
|---|---|---|
| Memory type | GDDR5 | GDDR5 |
| Memory bus width | 128 bit | 256 bit |
| Bandwidth | 96.00 GB/s | 153.6 GB/s |
Render Configuration
| Shading units | 512 | 1600 |
|---|---|---|
| TMUs | 32 | 80 |
| ROPs | 16 | 32 |
| Compute units | 8 | 20 |
| Cache L1 | 16 KB (per CU) | 8 KB (per CU) |
| Cache L2 | 512 KB | 512 KB |
Performance
| Pixel rate | 19.50 GPixel/s | 27.20 GPixel/s |
|---|---|---|
| Texture rate | 39.01 GTexel/s | 68.00 GTexel/s |
| FP16 (half) performance | 1,248 GFLOPS (1:1) | — |
| FP32 (float) performance | 1,248 GFLOPS | 2.720 TFLOPS |
| FP64 (double) performance | 78.02 GFLOPS (1:16) | 544.0 GFLOPS (1:5) |
Dimensions & Outputs
| Slot width | IGP | Dual-slot |
|---|---|---|
| TDP | 50 W | 188 W |
| Outputs | No outputs | 2x DVI1x HDMI1x DisplayPort |
| Power connectors | None | 2x 6-pin |
| Length | — | 280 mm 11 inches |
| Width | — | 111 mm 4.4 inches |
| Height | — | 37 mm 1.5 inches |
| Suggested PSU | — | 450 W |
| Board number | — | C001-37 |
API Support & Features
| DirectX | 12 (12_0) | 11.2 (11_0) |
|---|---|---|
| OpenGL | 4.6 | 4.4 |
| OpenCL | 2.1 | 1.2 |
| Vulkan | 1.2 | — |
| Shader model | 6.4 | 5.0 |
Other Features
Graphics Card
| Release date | — | Sep 23rd, 2009 |
|---|---|---|
| Generation | — | Evergreen |
| Production | — | End-of-life |
| Launch price | — | 399 USD |
| Interface | — | PCIe 2.0 x16 |
| Reviews | — | 171 in our database |
| Predecessor | — | Radeon R700 |
| Successor | — | Northern Islands |
