AMD Radeon 630 Mobile vs AMD Radeon HD 6770 Green Edition
Graphics Processor
| GPU model | Polaris 23 | Juniper |
|---|---|---|
| GPU variant | Polaris 23 MXL | Juniper LE (215-0754009) |
| Architecture | GCN 4.0 | TeraScale 2 |
| Foundry | GlobalFoundries | TSMC |
| Manufacturing process | 14 nm | 40 nm |
| Number of transistors | 2,200 million | 1,040 million |
| Die size | 103 mm² | 166 mm² |
Mobile graphics
| Release date | May 13th, 2019 | — |
|---|---|---|
| Generation | Mobility Radeon (M600) | — |
| Production | Active | — |
| Interface | PCIe 3.0 x8 | — |
| Predecessor | Crystal System | — |
Clocks
| Base clock | 1082 MHz | — |
|---|---|---|
| Boost clock | 1211 MHz | — |
| Memory clock | 1500 MHz 6 Gbps effective | 667 MHz 1334 Mbps effective |
| GPU clock | — | 700 MHz |
Memory Configuration
| Memory size | 2 GB | 2 GB |
|---|---|---|
| Memory type | GDDR5 | GDDR3 |
| Memory bus width | 128 bit | 128 bit |
| Bandwidth | 96.00 GB/s | 21.34 GB/s |
Render Configuration
| Shading units | 512 | 720 |
|---|---|---|
| TMUs | 32 | 36 |
| ROPs | 16 | 16 |
| Compute units | 8 | 9 |
| Cache L1 | 16 KB (per CU) | 8 KB (per CU) |
| Cache L2 | 512 KB | 256 KB |
Performance
| Pixel rate | 19.38 GPixel/s | 11.20 GPixel/s |
|---|---|---|
| Texture rate | 38.75 GTexel/s | 25.20 GTexel/s |
| FP16 (half) performance | 1,240 GFLOPS (1:1) | — |
| FP32 (float) performance | 1,240 GFLOPS | 1,008 GFLOPS |
| FP64 (double) performance | 77.50 GFLOPS (1:16) | — |
Dimensions & Outputs
| Slot width | Dual-slot | Dual-slot |
|---|---|---|
| Length | 145 mm 5.7 inches | 170 mm 6.7 inches |
| TDP | 50 W | 86 W |
| Outputs | 1x DVI1x HDMI1x DisplayPort | 2x DVI1x HDMI2x mini-DisplayPort |
| Power connectors | None | — |
| Board number | D090 | — |
| Suggested PSU | — | 250 W |
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 | — | Apr 19th, 2013 |
|---|---|---|
| Generation | — | Northern Islands |
| Production | — | End-of-life |
| Interface | — | PCIe 2.0 x16 |
| Predecessor | — | Evergreen |
| Successor | — | Southern Islands |
