Additional information

Additional Information: Optimizing Your Workstation for KeyShot

KeyShot’s online system requirements are useful for confirming that a computer can run the software, but they primarily reflect minimum thresholds and do not help much when configuring a high-performance rendering workstation. Rendering performance is well understood and can be measured reliably with benchmarks, so VRLA Tech builds KeyShot systems around the components that most directly impact render time and scene capacity. The goal is simple: faster iteration, shorter render queues, and stable performance for your budget.

Is KeyShot a CPU or GPU-based rendering engine?

KeyShot started as a CPU renderer, and modern versions also include GPU rendering. This gives artists and product teams flexibility: choose CPU rendering for maximum scene capacity (system RAM) or GPU rendering for the highest speed (VRAM-dependent).

Should I use CPU or GPU rendering in KeyShot?

GPU rendering is typically faster—especially with a powerful GPU or multiple GPUs—but it is limited by the video memory (VRAM) available on your graphics card(s). CPU rendering uses system memory (RAM), which can be much larger than VRAM, so while it may render more slowly, it can handle substantially larger projects and heavier scene complexity without running into VRAM limits.

Processor (CPU): What type of CPU does KeyShot need?

For CPU rendering, KeyShot scales extremely well with CPU cores and clock speed, so higher core counts paired with strong sustained frequency deliver the best results. For GPU rendering, the CPU becomes less critical for raw render speed, but still matters for overall responsiveness—especially if you run CAD or 3D design tools alongside KeyShot, where high clock speed improves interactive performance.

What is the best CPU for KeyShot?

If your workflow relies on CPU rendering, AMD Threadripper-class processors are often the strongest choice because they offer high core counts and excellent throughput. Very high-end models can deliver peak CPU-render performance, but for many users, a 64-core workstation CPU can capture most of the performance benefit while keeping the overall build cost more balanced. If you primarily use GPU rendering, a high clock-speed CPU like Intel Core Ultra or AMD Ryzen is typically the best value and pairs well with CAD and 3D design applications that commonly feed projects into KeyShot.

Video Card (GPU): How does KeyShot use the GPU?

In CPU rendering mode, the GPU mainly handles display and interface work. In GPU rendering mode, the graphics card becomes the primary performance driver, making both GPU speed and VRAM capacity critical. Faster GPUs reduce render time, and higher VRAM increases the maximum scene complexity you can render without performance penalties.

Best GPUs for KeyShot GPU rendering

• RTX 5080-class GPUs: strong performance for many workflows, especially when scenes are not exceptionally VRAM-heavy
• RTX 5090-class GPUs: excellent overall performance with higher VRAM headroom for complex scenes and higher-resolution outputs
• Professional GPUs (RTX PRO-class): a strong fit when you need much higher VRAM, better sustained multi-GPU thermals, or workstation-oriented features

Should I use a professional GPU for KeyShot?

Professional GPUs can make sense for certain KeyShot users, especially when VRAM is the limiting factor or when building multi-GPU systems. Common advantages include higher VRAM options, more practical multi-GPU cooling designs, and workstation-oriented stability features. However, they also carry a significantly higher price, so they are typically best reserved for workflows that clearly benefit from their additional memory capacity or multi-GPU suitability.

Does KeyShot support multiple GPUs?

Yes. KeyShot GPU rendering can scale very well across multiple GPUs, which can dramatically reduce render times for teams that render frequently. Multi-GPU builds require careful attention to platform PCIe lanes, motherboard slot spacing, chassis airflow, and power capacity—especially with modern high-wattage GPUs.

Do I have to use NVIDIA GPUs for KeyShot GPU rendering?

If you plan to use GPU rendering in KeyShot, confirm GPU mode requirements in the official documentation. Many KeyShot GPU workflows rely on NVIDIA-specific acceleration, so NVIDIA GPUs are commonly chosen for maximum compatibility and performance. If you only use CPU rendering, GPU selection can be based primarily on your display and the needs of any other software you run alongside KeyShot.

Memory (RAM): How much RAM does KeyShot need?

RAM requirements depend on scene size and whether you render on CPU or GPU. For most professional workflows that include multitasking with CAD or 3D design tools, 64GB is a strong baseline. If you lean into CPU rendering or handle very large scenes, 128GB or more can provide important headroom. GPU rendering shifts the memory bottleneck toward VRAM, so matching system RAM to your broader workflow and ensuring sufficient VRAM on the GPU(s) is the best approach.

Storage (Drives): Best storage setup for KeyShot

Fast SSD storage improves OS responsiveness, application launch times, and project loading. We recommend an NVMe SSD for your primary drive (OS + KeyShot + active files), with 1TB being a strong general starting point. Many users also add a secondary drive for local project storage, material libraries, and assets. For long-term archiving and backup, high-capacity hard drives or external arrays remain cost-effective, and network-attached storage (NAS) is a strong option for teams and shared environments.

Helpful links

• Official KeyShot minimum requirements: KeyShot Studio 2025.3 Minimum System Requirements
• VRLA Tech Content Creation Workstations: Content Creation Workstations
• VRLA Tech Rendering Workstations: Rendering Workstations

If you want help choosing the best KeyShot workstation—whether your priority is large-scene CPU rendering with high RAM capacity or maximum GPU rendering speed with high VRAM—VRLA Tech can recommend a configuration based on your typical scene sizes, CAD toolchain, and rendering goals.