The Nvidia GeForce RTX 5090: A Next-Gen Leap Fueled by AI
Nvidia's RTX 5090 is a high-end graphics card promising a new era in PC gaming. However, its performance gains over the RTX 4090 are less dramatic than anticipated in many games, especially without DLSS Frame Generation. The real generational leap comes from Nvidia's advancements in DLSS, specifically DLSS 4, which significantly enhances image quality and performance through AI upscaling and frame generation.
The upgrade's value depends heavily on your gaming setup and preferences. For users with sub-4K displays or refresh rates below 240Hz, the upgrade is likely unnecessary. However, those with high-end displays will experience the future of gaming with AI-generated frames.
Nvidia GeForce RTX 5090 – Image Gallery
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RTX 5090 – Specifications and Key Features
Built on Blackwell architecture, the RTX 5090 boasts increased Streaming Multiprocessors (SMs) within the same Graphics Processing Clusters (GPCs), resulting in a substantial boost to CUDA cores (21,760, a 32% increase over the RTX 4090). This contributes significantly to raw gaming performance.
Each SM retains four Tensor Cores and one RT Core, leading to a considerable increase in Tensor Cores (680 vs. 512) and RT Cores (170 vs. 128) compared to its predecessor. The 5th-generation Tensor Cores support FP4 operations, reducing VRAM dependency in AI workloads.
The card features 32GB of GDDR7 VRAM, a generational upgrade offering improved speed and power efficiency over GDDR6X. Despite this, the RTX 5090's power consumption remains high at 575W.
DLSS 4's transition to a Transformer Neural Network (TNN) from a Convolutional Neural Network (CNN) aims to enhance image quality and reduce artifacts. Multi-Frame Generation, an evolution of DLSS 3's Frame Generation, generates multiple frames from each rendered image, drastically improving frame rates but requiring a solid baseline frame rate for optimal performance.
Purchasing Information
The Nvidia GeForce RTX 5090 launched on January 30th, with a starting price of $1,999 for the Founders Edition. Third-party cards are expected to be significantly more expensive.
Founders Edition Analysis
Despite its 575W power draw (a substantial increase over the RTX 4090's 450W), the RTX 5090 Founders Edition surprisingly features a smaller, dual-slot design. This is achieved through a redesigned PCB placement and cooling solution, effectively managing heat. Temperatures peaked around 86°C during testing, remaining below throttling thresholds.
The card utilizes a new 12V-2x6 power connector, claimed to be more efficient than its predecessor, and includes an adapter for four 8-pin PCIe power connectors. The angled connector placement improves cable management. The design allows compatibility with smaller PC cases, unlike previous generations.
DLSS 4: Addressing "Fake Frames" Concerns
While the RTX 5090 offers performance improvements, the most significant advancements lie in DLSS 4's Multi-Frame Generation. A new AI Management Processor (AMP) core efficiently manages workload distribution across the GPU, resulting in a 40% faster frame generation model using 30% less memory than its predecessor. The AMP's Flip Metering algorithm minimizes input lag.
This technology is most effective with already decent frame rates. Enabling it at low frame rates can introduce significant latency. Optimal performance is achieved when paired with DLSS upscaling. At launch, DLSS 4 support was limited, but Nvidia projected support for 75 games. Testing in Cyberpunk 2077 and Star Wars Outlaws demonstrated impressive frame rate increases with minimal artifacts.
RTX 5090 – Performance Benchmarks
The RTX 5090 delivers a generational leap in raw performance in benchmarks like 3DMark. However, real-world gaming performance reveals CPU bottlenecks in many titles, even at 4K resolution, limiting the performance gains over the RTX 4090. The upgrade's value is less pronounced for those already owning high-end hardware.
Testing across various games showed mixed results. While some games showcased significant improvements over previous generations (e.g., a near 2x increase over the RTX 3090 in Call of Duty: Black Ops 6), the difference compared to the RTX 4090 was often marginal (around 10%). Exceptions included Metro Exodus: Enhanced Edition and Total War: Warhammer 3, where the RTX 5090 showed more substantial gains. An issue with Assassin's Creed Mirage was encountered, suspected to be a driver bug.
Nvidia GeForce RTX 5090 – Benchmark Charts
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Conclusion
The RTX 5090 is undeniably the fastest consumer graphics card available, but its performance gains over the RTX 4090 are often less substantial than expected in current games due to CPU bottlenecks. Its true strength lies in its AI-powered capabilities, particularly DLSS 4's Multi-Frame Generation. This makes it a compelling option for those seeking cutting-edge technology and willing to invest in the future of AI-enhanced gaming, but for many, the RTX 4090 remains a powerful and sufficient option.
