Intel Iris Pro Graphics 580 vs NVIDIA GeForce GTX 480M
Graphics Processor
| GPU model | Skylake GT4e | GF100 |
|---|---|---|
| Architecture | Generation 9.0 | Fermi |
| Foundry | Intel | TSMC |
| Manufacturing process | 14 nm+ | 40 nm |
| Number of transistors | unknown | 3,100 million |
| Die size | unknown | 529 mm² |
| GPU variant | — | N11E-GTX-A3 |
Integrated Graphics
| Release date | Sep 1st, 2015 | — |
|---|---|---|
| Generation | HD Graphics-M (Skylake) | — |
| Production | Active | — |
| Interface | Ring Bus | — |
| Reviews | 1 in our database | — |
Clocks
| Base clock | 350 MHz | — |
|---|---|---|
| Boost clock | 950 MHz | — |
| Memory clock | System Shared | 600 MHz 2.4 Gbps effective |
| GPU clock | — | 425 MHz |
| Shader clock | — | 850 MHz |
Memory Configuration
| Memory size | System Shared | 2 GB |
|---|---|---|
| Memory type | System Shared | GDDR5 |
| Memory bus width | System Shared | 256 bit |
| Bandwidth | System Dependent | 76.80 GB/s |
Render Configuration
| Shading units | 576 | 352 |
|---|---|---|
| TMUs | 72 | 44 |
| ROPs | 9 | 32 |
| Execution units | 72 | — |
| SM count | — | 11 |
| Cache L1 | — | 64 KB (per SM) |
| Cache L2 | — | 512 KB |
Performance
| Pixel rate | 8.550 GPixel/s | 9.350 GPixel/s |
|---|---|---|
| Texture rate | 68.40 GTexel/s | 18.70 GTexel/s |
| FP16 (half) performance | 2.189 TFLOPS (2:1) | — |
| FP32 (float) performance | 1,094 GFLOPS | 598.4 GFLOPS |
| FP64 (double) performance | 273.6 GFLOPS (1:4) | 74.80 GFLOPS (1:8) |
Dimensions & Outputs
| Slot width | IGP | MXM Module |
|---|---|---|
| TDP | 15 W | 100 W |
| Outputs | No outputs | No outputs |
| Power connectors | — | None |
| Board number | — | P1028 |
API Support & Features
| DirectX | 12 (12_1) | 12 (11_0) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 1.1 |
| Vulkan | 1.2 | — |
| Shader model | 6.4 | 5.1 |
| CUDA | — | 2.0 |
Other Features
Mobile graphics
| Release date | — | May 25th, 2010 |
|---|---|---|
| Generation | — | GeForce 400M |
| Production | — | End-of-life |
| Interface | — | MXM-B (3.0) |
| Reviews | — | 3 in our database |
| Predecessor | — | GeForce 300M |
| Successor | — | GeForce 500M |
