AMD Radeon HD 8770 OEM vs ATI Radeon 9700 PRO X4
Graphics Processor
| GPU model | Bonaire | R300 |
|---|---|---|
| GPU variant | Bonaire XT (215-0839039) | — |
| Architecture | GCN 2.0 | Rage 8 |
| Foundry | TSMC | TSMC |
| Manufacturing process | 28 nm | 150 nm |
| Number of transistors | 2,080 million | 110 million |
| Die size | 160 mm² | 215 mm² |
Graphics Card
| Release date | Sep 2nd, 2013 | Jul 1st, 2002 |
|---|---|---|
| Generation | Sea Islands | Radeon R300 |
| Production | End-of-life | End-of-life |
| Interface | PCIe 3.0 x16 | PCI |
| Predecessor | Southern Islands | Radeon R200 |
| Successor | Volcanic Islands | Radeon R400 AGP |
| Reviews | — | 1 in our database |
Clocks
| GPU clock | 1050 MHz | 325 MHz |
|---|---|---|
| Memory clock | 1500 MHz 6 Gbps effective | 310 MHz 620 Mbps effective |
Memory Configuration
| Memory size | 1024 MB | 128 MB |
|---|---|---|
| Memory type | GDDR5 | DDR |
| Memory bus width | 128 bit | 256 bit |
| Bandwidth | 96.00 GB/s | 19.84 GB/s |
Render Configuration
| Shading units | 896 | — |
|---|---|---|
| TMUs | 56 | 8 |
| ROPs | 16 | 8 |
| Compute units | 14 | — |
| Cache L1 | 16 KB (per CU) | — |
| Cache L2 | 256 KB | — |
| Pixel shaders | — | 8 |
| Vertex shaders | — | 4 |
Performance
| Pixel rate | 16.80 GPixel/s | 2.600 GPixel/s |
|---|---|---|
| Texture rate | 58.80 GTexel/s | 2.600 GTexel/s |
| FP32 (float) performance | 1.882 TFLOPS | — |
| FP64 (double) performance | 117.6 GFLOPS (1:16) | — |
| Vertex rate | — | 325.0 MVertices/s |
Dimensions & Outputs
| Slot width | Dual-slot | Dual-slot |
|---|---|---|
| Length | 183 mm 7.2 inches | — |
| TDP | 85 W | unknown |
| Suggested PSU | 250 W | 200 W |
| Outputs | 1x DVI1x HDMI2x mini-DisplayPort | 4x DVI |
| Power connectors | 1x 6-pin | 2x Molex |
API Support & Features
| DirectX | 12 (12_0) | 9.0 (9_0) |
|---|---|---|
| OpenGL | 4.6 | 2.0 |
| OpenCL | 2.0 | — |
| Vulkan | 1.2 | — |
| Shader model | 6.3 | — |
| Pixel shader | — | 2.0 |
| Vertex shader | — | 2.0 |
