NVIDIA GeForce RTX 3080 Ti vs NVIDIA A40 PCIe
What is the difference between NVIDIA GeForce RTX 3080 Ti and NVIDIA A40 PCIe. Find out which graphics card has better performance.
Graphics Processor (GPU)
| GA102 | GPU Name | GA102 |
| Ampere | Architecture | Ampere |
| Samsung | Foundry | Samsung |
| 8 nm | Process Size | 8 nm |
| 28,300 million | Transistors | 28,300 million |
| 628 mm² | Die Size | 628 mm² |
Graphics Card
| May 31st, 2021 | Release Date | Oct 5th, 2020 |
| GeForce 30 | Family | Tesla (Axx) |
| Active | Production | Active |
| Jun 3rd, 2021 | Availability | 2021 |
| PCIe 4.0 x16 | Bus Interface | PCIe 4.0 x16 |
Memory
| 12 GB | Memory Size | 48 GB |
| GDDR6X | Memory Type | GDDR6 |
| 384 bit | Memory Bus | 384 bit |
| 912.4 GB/s | Bandwidth | 695.8 GB/s |
Performance
| 186.5 GPixel/s | Pixel fillrate | 194.9 GPixel/s |
| 532.8 GTexel/s | Texture fillrate | 584.6 GTexel/s |
| 34.10 TFLOPS (1:1) | FP16 (half) performance | 37.42 TFLOPS (1:1) |
| 34.10 TFLOPS | FP32 (float) performance | 37.42 TFLOPS |
| 532.8 GFLOPS (1:64) | FP64 (double) performance | 1,169 GFLOPS (1:32) |
Clock Speeds
| 1365 MHz | Base Clock | 1305 MHz |
| 1665 MHz | Boost Clock | 1740 MHz |
| 1188 MHz 19 Gbps effective | Memory Clock | 1812 MHz 14.5 Gbps effective |
Render Config
| 10240 | Shading Units | 10752 |
| 320 | TMUs | 336 |
| 112 | ROPs | 112 |
| 80 | RT Cores | 84 |
| 128 KB (per SM) | L1 Cache | 128 KB (per SM) |
| 6 MB | L2 Cache | 6 MB |
| 80 | SM Count | 84 |
| 320 | Tensor Cores | 336 |
Board Design
| Dual-slot | Slot Width | Dual-slot |
| 285 mm 11.2 inches | Length | 267 mm 10.5 inches |
| 112 mm 4.4 inches | Width | 112 mm 4.4 inches |
| 350 W | Thermal design power (TDP) | 300 W |
| 750 W | Suggested PSU | 700 W |
| 1x HDMI 3x DisplayPort | Display Connectors | 3x DisplayPort |
| 1x 12-pin | Power Connectors | 8-pin EPS |
API support
| 12 Ultimate (12_2) | DirectX | 12 Ultimate (12_2) |
| 4.6 | OpenGL | 4.6 |
| 3.0 | OpenCL | 3.0 |
| 1.2 | Vulkan | 1.2 |
| 6.6 | Shader Model | 6.6 |
| 8.6 | CUDA | 8.6 |