Intel Iris Plus Graphics 645 vs Intel Iris Plus Graphics 655
What is the difference between Intel Iris Plus Graphics 645 and Intel Iris Plus Graphics 655. Find out which graphics card has better performance.
Benchmarks
| 1751 | PassMark G3D | 1782 |
| 404 | PassMark G2D | 372 |
Graphics Processor (GPU)
| Coffee Lake GT3e | GPU Name | Coffee Lake GT3e |
| Generation 9.5 | Architecture | Generation 9.5 |
| Intel | Foundry | Intel |
| 14 nm+++ | Process Size | 14 nm+++ |
| unknown | Transistors | unknown |
| unknown | Die Size | unknown |
Graphics Card
| Oct 7th, 2019 | Release Date | Apr 3rd, 2018 |
| HD Graphics-M (Coffee Lake) | Family | HD Graphics-M (Coffee Lake) |
| Active | Production | Active |
| Ring Bus | Bus Interface | Ring Bus |
Memory
| System Shared | Memory Size | System Shared |
| System Shared | Memory Type | System Shared |
| System Shared | Memory Bus | System Shared |
| System Dependent | Bandwidth | System Dependent |
Performance
| 6.300 GPixel/s | Pixel fillrate | 6.300 GPixel/s |
| 50.40 GTexel/s | Texture fillrate | 50.40 GTexel/s |
| 1.613 TFLOPS (2:1) | FP16 (half) performance | 1.613 TFLOPS (2:1) |
| 806.4 GFLOPS | FP32 (float) performance | 806.4 GFLOPS |
| 201.6 GFLOPS (1:4) | FP64 (double) performance | 201.6 GFLOPS (1:4) |
Clock Speeds
| 300 MHz | Base Clock | 300 MHz |
| 1050 MHz | Boost Clock | 1050 MHz |
| System Shared | Memory Clock | System Shared |
Render Config
| 384 | Shading Units | 384 |
| 48 | TMUs | 48 |
| 6 | ROPs | 6 |
Board Design
| IGP | Slot Width | IGP |
| 15 W | Thermal design power (TDP) | 15 W |
| No outputs | Display Connectors | No outputs |
API support
| 12 (12_1) | DirectX | 12 (12_1) |
| 4.6 | OpenGL | 4.6 |
| 3.0 | OpenCL | 3.0 |
| 1.2 | Vulkan | 1.2 |
| 6.4 | Shader Model | 6.4 |