The GPU Radar

NVIDIA RTX 5090vsNVIDIA RTX 4090

Generation comparison: The NVIDIA RTX 4090 is superseded but at current street prices may deliver strong value. Compare clearance pricing against the NVIDIA RTX 5090's launch MSRP to decide.
NVIDIA RTX 5090
Buy/Wait:Caution

Mid-cycle — next generation may be on the horizon

Best for: Content creators, AI researchers, and enthusiast gamers who want the absolute fastest GPU regardless of price or power consumption.

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NVIDIA RTX 4090
Buy/Wait:Wait

Overdue for a refresh — no successor announced yet. Prices should be at their lowest

Superseded by RTX 5090

Best for: 4K enthusiasts who can find the RTX 4090 at a significant discount and don't need DLSS 4 or GDDR7.

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NVIDIA RTX 5090NVIDIA RTX 4090
TierEnthusiastEnthusiast
GenerationRTX 5000RTX 4000
VRAM32 GB24 GB
Memory TypeGDDR7GDDR6X
TDP575W450W
UpscalingDLSS4DLSS3
Ray Tracing
Launch MSRP$1999$1599
ReleasedJan 30, 2025Oct 12, 2022
Cycle length~850 days~840 days
Cycle adviceCautionWait
Deals adviceCautionBuy
SuccessorRTX 5090

Why buy each?

NVIDIA RTX 5090

32GB GDDR7 — future-proofed VRAM

Double the VRAM of the RTX 5080 ensures headroom for 8K textures, AI model training, and multi-monitor setups.

DLSS 4 Multi Frame Generation

Generates multiple frames per rendered frame, dramatically boosting perceived frame rates in supported games.

Blackwell architecture

New shader cores, enhanced RT cores, and Tensor cores deliver the largest generational leap NVIDIA has shipped.

NVIDIA RTX 4090

24GB GDDR6X — massive VRAM

More VRAM than the RTX 5080 (16GB), making it relevant for AI workloads and 4K texture packs.

Generation-end clearance pricing

Street prices have dropped significantly below $1599 MSRP, offering 5090-adjacent performance for less.

Mature driver ecosystem

Over 2 years of driver optimizations make this one of the most stable GPUs available.