Arc Pro A40 vs Quadro P400
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 679 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 2.76 | no data |
| Power efficiency | 9.76 | no data |
| Architecture | Pascal (2016−2021) | Generation 12.7 (2022−2023) |
| GPU code name | GP107 | DG2-128 |
| Market segment | Workstation | Workstation |
| Release date | 7 February 2017 (7 years ago) | 8 August 2022 (2 years ago) |
| Launch price (MSRP) | $119.99 | no data |
Cost-effectiveness evaluation
Performance to price ratio. The higher, the better.
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 | 256 | 1024 |
| Core clock speed | 1228 MHz | 1500 MHz |
| Boost clock speed | 1252 MHz | 1700 MHz |
| Number of transistors | 3,300 million | 7,200 million |
| Manufacturing process technology | 14 nm | 6 nm |
| Power consumption (TDP) | 30 Watt | 50 Watt |
| Texture fill rate | 20.03 | 108.8 |
| Floating-point processing power | 0.641 TFLOPS | 3.482 TFLOPS |
| ROPs | 16 | 32 |
| TMUs | 16 | 64 |
| Ray Tracing Cores | no data | 8 |
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 3.0 x16 | PCIe 4.0 x8 |
| Length | 145 mm | no data |
| Width | 1-slot | 1-slot |
| Supplementary power connectors | None | 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 | GDDR5 | GDDR6 |
| Maximum RAM amount | 2 GB | 6 GB |
| Memory bus width | 64 Bit | 96 Bit |
| Memory clock speed | 1002 MHz | 2000 MHz |
| Memory bandwidth | 32.06 GB/s | 192.0 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 | 3x mini-DisplayPort | 4x mini-DisplayPort 2.0 |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (12_1) | 12 Ultimate (12_2) |
| Shader Model | 6.4 | 6.6 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 3.0 |
| Vulkan | 1.2.131 | 1.3 |
| CUDA | 6.1 | - |
Pros & cons summary
| Recency | 7 February 2017 | 8 August 2022 |
| Maximum RAM amount | 2 GB | 6 GB |
| Chip lithography | 14 nm | 6 nm |
| Power consumption (TDP) | 30 Watt | 50 Watt |
Quadro P400 has 66.7% lower power consumption.
Arc Pro A40, on the other hand, has an age advantage of 5 years, a 200% higher maximum VRAM amount, and a 133.3% more advanced lithography process.
We couldn't decide between Quadro P400 and Arc Pro A40. 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.
Comparisons with similar GPUs
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