Intel Iris Plus Graphics 655 vs NVIDIA GeForce MX450 25W
Graphics Processor
| GPU model | Coffee Lake GT3e | TU117 |
|---|---|---|
| Architecture | Generation 9.5 | Turing |
| Foundry | Intel | TSMC |
| Manufacturing process | 14 nm+++ | 12 nm |
| Number of transistors | unknown | 4,700 million |
| Die size | unknown | 200 mm² |
| GPU variant | — | N18S-G5 |
Integrated Graphics
| Release date | Apr 3rd, 2018 | — |
|---|---|---|
| Generation | HD Graphics-M (Coffee Lake) | — |
| Production | Active | — |
| Interface | Ring Bus | — |
| Reviews | 1 in our database | — |
Clocks
| Base clock | 300 MHz | 720 MHz |
|---|---|---|
| Boost clock | 1050 MHz | 930 MHz |
| Memory clock | System Shared | 1250 MHz 10 Gbps effective |
Memory Configuration
| Memory size | System Shared | 2 GB |
|---|---|---|
| Memory type | System Shared | GDDR6 |
| Memory bus width | System Shared | 64 bit |
| Bandwidth | System Dependent | 80.00 GB/s |
Render Configuration
| Shading units | 384 | 896 |
|---|---|---|
| TMUs | 48 | 56 |
| ROPs | 6 | 32 |
| Execution units | 48 | — |
| SM count | — | 14 |
| Cache L1 | — | 64 KB (per SM) |
| Cache L2 | — | 512 KB |
Performance
| Pixel rate | 6.300 GPixel/s | 29.76 GPixel/s |
|---|---|---|
| Texture rate | 50.40 GTexel/s | 52.08 GTexel/s |
| FP16 (half) performance | 1.613 TFLOPS (2:1) | 3.333 TFLOPS (2:1) |
| FP32 (float) performance | 806.4 GFLOPS | 1.667 TFLOPS |
| FP64 (double) performance | 201.6 GFLOPS (1:4) | 52.08 GFLOPS (1:32) |
Dimensions & Outputs
| Slot width | IGP | — |
|---|---|---|
| TDP | 15 W | 25 W |
| Outputs | No outputs | No outputs |
| Power connectors | — | None |
API Support & Features
| DirectX | 12 (12_1) | 12 (12_1) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 3.0 |
| Vulkan | 1.2 | 1.2 |
| Shader model | 6.4 | 6.6 |
| CUDA | — | 7.5 |
Other Features
Mobile graphics
| Release date | — | Aug 15th, 2020 |
|---|---|---|
| Generation | — | GeForce MX (4xx) |
| Production | — | Active |
| Interface | — | PCIe 4.0 x4 |
