
Amplified Performance for Professionals
 A4000 is the most powerful single-slot GPU for 
professionals, delivering real-time ray tracing, AI-accelerated compute, and 
high-performance graphics to your desktop. Built on the NVIDIA Ampere 
architecture, the RTX A4000 combines 48 second-generation RT Cores, 
192 third-generation Tensor Cores, and 6,144 CUDA
graphics memory with error-correction code (ECC) so you can innovate with 
uncompromised computing accuracy and reliability. The RTX A4000 also 
features a power-efficient, single-slot PCIe form factor that fits into a wide 
range of workstation chassis, so you can do exceptional work without limits. 
NVIDIA RTX professional graphics cards are certified with a broad range of 
professional applications, tested by leading independent software vendors 
(ISVs) and workstation manufacturers, and backed by a global team of support 
specialists. Get the peace of mind needed to focus on what matters with the 
premier visual computing solution for mission-critical business.
Memory bandwidth 448 GB/s
RT Core performance 37.4 TFLOPS
Tensor performance 153.4 TFLOPS
System interface PCI Express 4.0 x16
Power consumption Total board power: 140 W
Form factor 4.4” H x 9.5” L,  
Display connectors 4x DisplayPort 1.4a
Power connector 1x 6-pin PCIe
Encode/decode engines 1x encode, 1x decode  
Graphics APIs DirectX 12.07
Compute APIs CUDA, DirectCompute, OpenCL
>Four DisplayPort 1.4a connectors
>3D stereo support with stereo
>NVIDIA RTX Desktop Manager
NVIDIA RTX A4000  |  DATASHEET  |  APR21
To learn more about the NVIDIA RTX A4000, visit www.pny.com/nvidia-rtx-a4000
1 Quadro Sync II card sold separately.  |  2 Windows 10 and Linux.  |  3 Peak rates based on GPU Boost Clock.  |  4 Effective 
teraFLOPS (TFLOPS) using the new sparsity feature.  |  5 GPU supports DX 12.0 API, hardware feature level 12 + 1.  |  
6 Product is based on a published Khronos specification and is expected to pass the Khronos conformance testing 
process when available. Current conformance status can be found at www.khronos.org/conformance
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