RTX 4090 GPU
The RTX 4090 delivers top-tier gaming and compute performance with 24GB of GDDR6X, often used for AI/ML prototyping and 4K/8K rendering. Its high power draw requires robust cooling but provides the best single-GPU performance in its class.
Cloud Pricing
Cheapest on Salad Cloud — 56% below avg
Prices updated daily. Last check: May 13, 2026
Performance
Strengths & Limitations
Strengths
- 24GB GDDR6X memory provides substantial VRAM for large models and high-resolution content
- 16,384 CUDA cores deliver 82.6 TFLOPS of FP32 performance for compute workloads
- DLSS 3 with frame generation offers unique gaming and real-time rendering capabilities
- 1008 GB/s memory bandwidth supports memory-intensive applications
- 4th-generation Tensor cores provide hardware acceleration for AI inference
- 5nm manufacturing process enables higher transistor density and efficiency
- PCIe Gen 4 interface ensures compatibility with modern server platforms
Limitations
- 450W TDP requires substantial cooling and power infrastructure in data centers
- Consumer-oriented design lacks enterprise features like ECC memory or extended warranties
- Limited to single-precision floating point for most compute workloads
- Gaming-focused feature set may be unnecessary overhead for pure compute applications
- Lacks NVLink connectivity for multi-GPU scaling in HPC environments
Key Features
About RTX 4090
Common Use Cases
The RTX 4090 is well-suited for high-performance gaming servers, game development environments, and content creation workloads requiring substantial VRAM and graphics performance. Its 24GB memory buffer makes it capable of handling large 3D rendering tasks, video editing with high-resolution footage, and moderate-scale AI inference applications. The GPU's DLSS 3 capabilities make it particularly valuable for real-time ray tracing applications and gaming workloads where frame generation can enhance performance. With 82.6 TFLOPS of compute performance and 4th-generation Tensor cores, it can also serve AI development and inference tasks that don't require the specialized features of data center GPUs.
Full Specifications
Hardware
- Manufacturer
- NVIDIA
- Architecture
- Ada Lovelace
- CUDA Cores
- 16,384
- Tensor Cores
- 512
- RT Cores
- 128
- Process Node
- 5nm
- TDP
- 450W
Memory & Performance
- VRAM
- 24GB
- Memory Interface
- 384-bit
- Memory Bandwidth
- 1008 GB/s
- FP32
- 82.6 TFLOPS
- FP64
- 1.29 TFLOPS
- Release
- 2022
Frequently Asked Questions
How much does an RTX 4090 cost per hour in the cloud?
RTX 4090 pricing varies by provider, region, and commitment level. Check the pricing table above for current rates across all providers.
What is the RTX 4090 best used for?
The RTX 4090 excels at high-performance gaming, content creation, 3D rendering, and moderate-scale AI inference. Its 24GB VRAM and DLSS 3 support make it particularly suitable for applications requiring large memory buffers and real-time ray tracing capabilities.
How does the RTX 4090 compare to professional GPUs like the RTX 6000 Ada?
While both use Ada Lovelace architecture, the RTX 6000 Ada offers 48GB VRAM, ECC memory support, and professional driver certification. The RTX 4090 provides similar compute performance with 24GB VRAM at lower power consumption, but lacks enterprise features and reliability guarantees of professional cards.