RTX A400 vs Stream Processor
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | 469 |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | Ultra-Threaded SE (2005−2007) | Ampere (2020−2024) |
| GPU code name | R580 | GA107 |
| Market segment | Desktop | Desktop |
| Release date | 2006 (18 years ago) | 16 April 2024 (less than a year ago) |
Detailed specifications
General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.
| Pipelines / CUDA cores | no data | 768 |
| Core clock speed | 594 MHz | 727 MHz |
| Boost clock speed | no data | 1762 MHz |
| Number of transistors | 384 million | 8,700 million |
| Manufacturing process technology | 90 nm | 8 nm |
| Power consumption (TDP) | 165 Watt | 50 Watt |
| Texture fill rate | 9.504 | 42.29 |
| Floating-point processing power | no data | 2.706 TFLOPS |
| ROPs | 16 | 16 |
| TMUs | 16 | 24 |
| Tensor Cores | no data | 24 |
| Ray Tracing Cores | no data | 6 |
Form factor & compatibility
Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).
| Interface | PCIe 1.0 x16 | PCIe 4.0 x8 |
| Length | 241 mm | 163 mm |
| Width | 2-slot | 1-slot |
| Supplementary power connectors | 1x 6-pin | None |
VRAM capacity and type
Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.
| Memory type | GDDR3 | GDDR6 |
| Maximum RAM amount | 1 GB | 4 GB |
| Memory bus width | 256 Bit | 64 Bit |
| Memory clock speed | 1296 MBps | 1500 MHz |
| Memory bandwidth | 41.47 GB/s | 96 GB/s |
Connectivity and outputs
Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.
| Display Connectors | 2x DVI, 1x S-Video | 4x mini-DisplayPort 1.4a |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 9.0c (9_3) | 12 Ultimate (12_2) |
| Shader Model | 3.0 | 6.7 |
| OpenGL | 2.1 (full) 3.0 (partial) | 4.6 |
| OpenCL | N/A | 3.0 |
| Vulkan | N/A | 1.3 |
| CUDA | - | 8.6 |
Pros & cons summary
| Maximum RAM amount | 1 GB | 4 GB |
| Chip lithography | 90 nm | 8 nm |
| Power consumption (TDP) | 165 Watt | 50 Watt |
RTX A400 has a 300% higher maximum VRAM amount, a 1025% more advanced lithography process, and 230% lower power consumption.
We couldn't decide between Stream Processor and RTX A400. We've got no test results to judge.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
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