AMD Radeon R7 M260 vs AMD Radeon RX 470
Graphics Processor
| GPU model | Topaz | Ellesmere |
|---|---|---|
| GPU variant | Topaz XT (216-0864030) | Polaris 10 PRO (215-0876204) |
| Architecture | GCN 3.0 | GCN 4.0 |
| Foundry | TSMC | GlobalFoundries |
| Manufacturing process | 28 nm | 14 nm |
| Number of transistors | 1,550 million | 5,700 million |
| Die size | 125 mm² | 232 mm² |
Mobile graphics
| Release date | Jun 11th, 2014 | — |
|---|---|---|
| Generation | Crystal System (R7 M200) | — |
| Production | End-of-life | — |
| Interface | PCIe 3.0 x8 | — |
| Predecessor | Solar System | — |
| Successor | Mobility Radeon | — |
Clocks
| Base clock | 940 MHz | 926 MHz |
|---|---|---|
| Boost clock | 980 MHz | 1206 MHz |
| Memory clock | 900 MHz 1800 Mbps effective | 1650 MHz 6.6 Gbps effective |
Memory Configuration
| Memory size | 2 GB | 4 GB |
|---|---|---|
| Memory type | DDR3 | GDDR5 |
| Memory bus width | 64 bit | 256 bit |
| Bandwidth | 14.40 GB/s | 211.2 GB/s |
Render Configuration
| Shading units | 384 | 2048 |
|---|---|---|
| TMUs | 24 | 128 |
| ROPs | 8 | 32 |
| Compute units | 6 | 32 |
| Cache L1 | 16 KB (per CU) | 16 KB (per CU) |
| Cache L2 | 128 KB | 2 MB |
Performance
| Pixel rate | 7.840 GPixel/s | 38.59 GPixel/s |
|---|---|---|
| Texture rate | 23.52 GTexel/s | 154.4 GTexel/s |
| FP16 (half) performance | 752.6 GFLOPS (1:1) | 4.940 TFLOPS (1:1) |
| FP32 (float) performance | 752.6 GFLOPS | 4.940 TFLOPS |
| FP64 (double) performance | 47.04 GFLOPS (1:16) | 308.7 GFLOPS (1:16) |
Dimensions & Outputs
| TDP | unknown | 120 W |
|---|---|---|
| Outputs | No outputs | 1x HDMI3x DisplayPort |
| Board number | C720 | C940, D000-03, D009-07 |
| Slot width | — | Dual-slot |
| Length | — | 240 mm 9.4 inches |
| Width | — | 95 mm 3.7 inches |
| Height | — | 35 mm 1.4 inches |
| Suggested PSU | — | 300 W |
| Power connectors | — | 1x 6-pin |
API Support & Features
| DirectX | 12 (12_0) | 12 (12_0) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.0 | 2.1 |
| Vulkan | 1.2 | 1.2 |
| Shader model | 6.3 | 6.4 |
Other Features
Graphics Card
| Release date | — | Aug 4th, 2016 |
|---|---|---|
| Generation | — | Arctic Islands |
| Production | — | Active |
| Launch price | — | 179 USD |
| Interface | — | PCIe 3.0 x16 |
| Reviews | — | 46 in our database |
| Predecessor | — | Pirate Islands |
| Successor | — | Polaris |
