NVIDIA Quadro P400
The NVIDIA Quadro P400 is a workstation graphics card released on February 7, 2017, built on the Pascal architecture. It has 256 shading units, 2 GB of GDDR5 memory, a boost clock of 1.25 GHz and a 30 W board power rating. It scores 1,666 in the PassMark G3D benchmark. It supports DirectX 12 (FL 12_1), OpenGL 4.6, Vulkan 1.3, OpenCL 1.2 and CUDA compute capability 6.1.
Depth: 37 recorded fields, 10 features, 5 PassMark workloads
Specification data last verified November 2, 2026 against PassMark Videocard Benchmark, NVIDIA Developer: Video Encode and Decode GPU Support Matrix and Wikipedia GPU list tables (wikigrid-2026-09). Coverage: 8 of 10 tracked specifications recorded.
Performance
The NVIDIA Quadro P400 scores 1,666 in the PassMark G3D benchmark, higher than 62.8% of the 2,658 GPUs benchmarked (PassMark rank #1,114), measured across 1,171 submitted results. Its PassMark G2D score is 425.
PassMark workload tests
In the PassMark workload tests the NVIDIA Quadro P400 averages DirectX 9 34 fps, DirectX 10 6 fps, DirectX 11 12 fps, DirectX 12 8 fps and GPU Compute 756 ops/s, across 1,171 submitted results. Frames per second are PassMark test-scene rates, not game frame rates.
As stated by PassMark
PassMark's own listing for the NVIDIA Quadro P400 states the PCIe 3.0 x16 interface, up to 2 GB of memory, a core clock of 1070 MHz, DirectX 12.1 and OpenGL 4.5, first benchmarked on 2017-08-29. These are PassMark's figures, shown separately from the specification tables above.
Not to be confused with
This page covers the NVIDIA Quadro P400 specifically. It is a different product from NVIDIA Quadro P4000, NVIDIA Quadro P4000 with Max-Q Design, NVIDIA Quadro P4000 Mobile, NVIDIA Quadro P4000 Max-Q, which have their own specifications. Check the exact model name before comparing figures.
Graphics processor
The NVIDIA Quadro P400 is based on the Pascal architecture and uses the GP107-825 graphics processor.
Shader configuration
The NVIDIA Quadro P400 has 256 shading units.
The NVIDIA Quadro P400 does not use XMX engines; those are specific to Intel Arc graphics. Infinity Cache is an AMD architectural feature and does not apply to the NVIDIA Quadro P400. Feex has no recorded ray tracing core count for the NVIDIA Quadro P400.
Clock speeds
The NVIDIA Quadro P400 boosts to 1.25 GHz.
Memory
The NVIDIA Quadro P400 is equipped with 2 GB of GDDR5 memory.
Board and power
The NVIDIA Quadro P400 has a board power rating of 30 W and it connects over PCIe 3.0 x16.
Market
The NVIDIA Quadro P400 was released on February 7, 2017 and launched at a price of $120.
Benchmarks
Graphics and compute APIs
The NVIDIA Quadro P400 supports DirectX 12 (FL 12_1), OpenGL 4.6, Vulkan 1.3, OpenCL 1.2 and CUDA compute capability 6.1.
Features
The NVIDIA Quadro P400 has 1 supported feature recorded outside the media engine. A feature that no source mentions is shown as not listed, never as unsupported.
Compute and AI
-
Supported: CUDA Compute capability 6.1Support for NVIDIA's CUDA computing platform, used by many creative, scientific and AI applications.
Not listed (2)
No source Feex holds states whether the NVIDIA Quadro P400 supports Tensor cores and NVLink / SLI. That is silence, not a statement that they are unsupported.
The NVIDIA Quadro P400 supports CUDA (Compute capability 6.1) under Compute and AI.
Media engine
The NVIDIA Quadro P400 provides hardware encode for H.264 (AVC) and HEVC (H.265) and hardware decode for H.264 (AVC), HEVC (H.265) and VP9. It does not support hardware encode for AV1 and decode for AV1.
| Codec | Encode | Decode |
|---|---|---|
| H.264 (AVC) | Supported4:4:4: Yes | Supported |
| HEVC (H.265) | Supported4:2:2: No; 4:4:4: Yes; 10-bit: Yes; B-frames: No; 8K: Yes | Supported4:4:4: No |
| AV1 | Not supported | Not supported |
| VP9 | Not stated by the vendor | Supported |
supported explicitly not supported not stated by the vendor
Media engines recorded for the NVIDIA Quadro P400: NVIDIA NVENC encoder (6th Generation, encoder engines: 1) and NVIDIA NVDEC decoder (3rd Generation, decoder engines: 1).
Feex fleet
1 Feex machine reports the NVIDIA Quadro P400 as its graphics hardware.
The count covers machines that have reported hardware to Feex, counted once each; excluded and test machines are not counted, and no machine identity is published.
Frequently asked questions
How much VRAM does the NVIDIA Quadro P400 have?
The NVIDIA Quadro P400 has 2 GB of GDDR5 memory.
How much power does the NVIDIA Quadro P400 use and what power supply does it need?
The NVIDIA Quadro P400 has a board power rating of 30 W.
How fast is the NVIDIA Quadro P400?
The NVIDIA Quadro P400 scores 1,666 in the PassMark G3D benchmark, higher than 62.8% of the 2,658 GPUs benchmarked. Its PassMark rank is #1,114. In the PassMark DirectX 12 test it averages 8 fps.
Does the NVIDIA Quadro P400 support AV1 encoding?
No. Feex records AV1 hardware encoding as explicitly not supported on the NVIDIA Quadro P400.
What is the CUDA compute capability of the NVIDIA Quadro P400?
The NVIDIA Quadro P400 has CUDA compute capability 6.1.
What bus interface does the NVIDIA Quadro P400 use?
The NVIDIA Quadro P400 connects over PCIe 3.0 x16.
When was the NVIDIA Quadro P400 released and how much did it cost at launch?
The NVIDIA Quadro P400 was released on February 7, 2017 and launched at a price of $120.
Corrections to this record
After an audit, 1 empty field was filled from sources. Each change is listed with its old value, new value, rule and sources.
1 filled value
- Architecture: Pascal (was Not recorded). Rule: Architecture from chip codename. chip GP107 -> Pascal. Sources: Wikipedia: List of Nvidia graphics processing units (revision 1377107724).
The audit log is public: all changes for this GPU, the corrections overview and the method.