NVIDIA RTX A2000 12 GB vs NVIDIA T400 4 GB
Graphics Processor
| GPU model | GA106 | TU117 |
|---|---|---|
| Architecture | Ampere | Turing |
| Foundry | Samsung | TSMC |
| Manufacturing process | 8 nm | 12 nm |
| Number of transistors | 13,250 million | 4,700 million |
| Die size | 276 mm² | 200 mm² |
Graphics Card
| Release date | Nov 23rd, 2021 | May 6th, 2021 |
|---|---|---|
| Generation | Quadro | Quadro |
| Production | Active | Active |
| Launch price | 449 USD | — |
| Interface | PCIe 4.0 x16 | PCIe 3.0 x16 |
Clocks
| Base clock | 562 MHz | 420 MHz |
|---|---|---|
| Boost clock | 1200 MHz | 1425 MHz |
| Memory clock | 1500 MHz 12 Gbps effective | 1250 MHz 10 Gbps effective |
Memory Configuration
| Memory size | 12 GB | 4 GB |
|---|---|---|
| Memory type | GDDR6 | GDDR6 |
| Memory bus width | 192 bit | 64 bit |
| Bandwidth | 288.0 GB/s | 80.00 GB/s |
Render Configuration
| Shading units | 3328 | 384 |
|---|---|---|
| TMUs | 104 | 24 |
| ROPs | 48 | 16 |
| SM count | 26 | 6 |
| Tensor cores | 104 | — |
| RT cores | 26 | — |
| Cache L1 | 128 KB (per SM) | 64 KB (per SM) |
| Cache L2 | 3 MB | 1024 KB |
Performance
| Pixel rate | 57.60 GPixel/s | 22.80 GPixel/s |
|---|---|---|
| Texture rate | 124.8 GTexel/s | 34.20 GTexel/s |
| FP16 (half) performance | 7.987 TFLOPS (1:1) | 2.189 TFLOPS (2:1) |
| FP32 (float) performance | 7.987 TFLOPS | 1,094 GFLOPS |
| FP64 (double) performance | 124.8 GFLOPS (1:64) | 34.20 GFLOPS (1:32) |
Dimensions & Outputs
| Slot width | Dual-slot | Single-slot |
|---|---|---|
| Length | 167 mm 6.6 inches | — |
| Width | 69 mm 2.7 inches | — |
| TDP | 70 W | 30 W |
| Suggested PSU | 250 W | 200 W |
| Outputs | 4x mini-DisplayPort | 3x mini-DisplayPort |
| Power connectors | None | None |
API Support & Features
| DirectX | 12 Ultimate (12_2) | 12 (12_1) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 3.0 |
| Vulkan | 1.2 | 1.2 |
| CUDA | 8.6 | 7.5 |
| Shader model | 6.6 | 6.6 |
