AMD Radeon HD 6990M vs Intel HD Graphics 3000
Graphics Processor
| GPU model | Blackcomb | Sandy Bridge GT2 |
|---|---|---|
| GPU variant | Blackcomb XTX (216-0811030) | — |
| Architecture | TeraScale 2 | Generation 6.0 |
| Foundry | TSMC | Intel |
| Manufacturing process | 40 nm | 32 nm |
| Number of transistors | 1,700 million | 624 million |
| Die size | 212 mm² | 149 mm² |
Mobile graphics
| Release date | Jul 12th, 2011 | — |
|---|---|---|
| Generation | Vancouver (HD 6900M) | — |
| Production | End-of-life | — |
| Interface | MXM-B (3.0) | — |
| Predecessor | Manhattan | — |
| Successor | London | — |
Clocks
| GPU clock | 715 MHz | — |
|---|---|---|
| Memory clock | 900 MHz 3.6 Gbps effective | System Shared |
| Base clock | — | 350 MHz |
| Boost clock | — | 1000 MHz |
Memory Configuration
| Memory size | 2 GB | System Shared |
|---|---|---|
| Memory type | GDDR5 | System Shared |
| Memory bus width | 256 bit | System Shared |
| Bandwidth | 115.2 GB/s | System Dependent |
Render Configuration
| Shading units | 1120 | 96 |
|---|---|---|
| TMUs | 56 | 12 |
| ROPs | 32 | 2 |
| Compute units | 14 | — |
| Cache L1 | 8 KB (per CU) | — |
| Cache L2 | 512 KB | — |
| Execution units | — | 12 |
Performance
| Pixel rate | 22.88 GPixel/s | 2.000 GPixel/s |
|---|---|---|
| Texture rate | 40.04 GTexel/s | 12.00 GTexel/s |
| FP32 (float) performance | 1.602 TFLOPS | 192.0 GFLOPS |
Dimensions & Outputs
| Slot width | MXM Module | IGP |
|---|---|---|
| TDP | 100 W | unknown |
| Outputs | No outputs | No outputs |
| Power connectors | None | — |
| Board number | C296 | — |
API Support & Features
| DirectX | 11.2 (11_0) | 11.1 (10_1) |
|---|---|---|
| OpenGL | 4.4 | 3.1 |
| OpenCL | 1.2 | — |
| Vulkan | — | — |
| Shader model | 5.0 | 4.1 |
Other Features
Integrated Graphics
| Release date | — | Feb 1st, 2011 |
|---|---|---|
| Generation | — | HD Graphics-M (Sandy Bridge) |
| Production | — | End-of-life |
| Interface | — | Ring Bus |
| Reviews | — | 1 in our database |
