NVIDIA GeForce 8400M GT vs NVIDIA Quadro RTX 3000 Mobile
Graphics Processor
| GPU model | G86 | TU106 |
|---|---|---|
| GPU variant | G86-603-A2 | N19E-Q1-KA-K1 |
| Architecture | Tesla | Turing |
| Foundry | TSMC | TSMC |
| Manufacturing process | 80 nm | 12 nm |
| Number of transistors | 210 million | 10,800 million |
| Die size | 127 mm² | 445 mm² |
Mobile graphics
| Release date | May 9th, 2007 | May 27th, 2019 |
|---|---|---|
| Generation | GeForce 8M (8000M) | Quadro Mobile (Tx000) |
| Production | End-of-life | Active |
| Interface | PCIe 1.0 x16 | PCIe 3.0 x16 |
| Predecessor | GeForce Go 7 | — |
| Successor | GeForce 9M | — |
Clocks
| GPU clock | 450 MHz | — |
|---|---|---|
| Shader clock | 900 MHz | — |
| Memory clock | 600 MHz 1200 Mbps effective | 1750 MHz 14 Gbps effective |
| Base clock | — | 945 MHz |
| Boost clock | — | 1380 MHz |
Memory Configuration
| Memory size | 512 MB | 6 GB |
|---|---|---|
| Memory type | GDDR3 | GDDR6 |
| Memory bus width | 128 bit | 192 bit |
| Bandwidth | 19.20 GB/s | 336.0 GB/s |
Render Configuration
| Shading units | 16 | 1920 |
|---|---|---|
| TMUs | 8 | 120 |
| ROPs | 4 | 64 |
| SM count | 2 | 30 |
| Cache L2 | 32 KB | 3 MB |
| Tensor cores | — | 240 |
| RT cores | — | 30 |
| Cache L1 | — | 64 KB (per SM) |
Performance
| Pixel rate | 1.800 GPixel/s | 88.32 GPixel/s |
|---|---|---|
| Texture rate | 3.600 GTexel/s | 165.6 GTexel/s |
| FP32 (float) performance | 28.80 GFLOPS | 5.299 TFLOPS |
| FP16 (half) performance | — | 10.60 TFLOPS (2:1) |
| FP64 (double) performance | — | 165.6 GFLOPS (1:32) |
Dimensions & Outputs
| TDP | 14 W | 80 W |
|---|---|---|
| Outputs | No outputs | No outputs |
| Slot width | — | IGP |
| Power connectors | — | None |
API Support & Features
| DirectX | 11.1 (10_0) | 12 Ultimate (12_2) |
|---|---|---|
| OpenGL | 3.3 | 4.6 |
| OpenCL | 1.1 | 3.0 |
| Vulkan | — | 1.2 |
| CUDA | 1.1 | 7.5 |
| Shader model | 4.0 | 6.6 |
