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GeForce RTX 4090 vs GeForce RTX 5090: Which Should You Buy?

Compare GeForce RTX 4090 and GeForce RTX 5090 by 1440p performance, 4K headroom, VRAM, ray tracing, power draw, cooler size, and street price, price,.

Updated 2026-08-23

NVIDIA GeForce RTX 4090

GeForce RTX 4090

$1,799

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NVIDIA GeForce RTX 5090

GeForce RTX 5090

$1,699

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Buying decision

GeForce RTX 4090 is the stronger fit for 4K ultra and creator VRAM; GeForce RTX 5090 makes more sense for 4K ultra gaming and AI workloads. GeForce RTX 5090 carries the lower editorial reference by $100, so choose the drawback you are more willing to accept.

GeForce RTX 4090 targets 4K ultra and creator VRAM, while GeForce RTX 5090 is positioned for 4K ultra gaming and AI workloads. Their current editorial references are $1799 and $1699. The practical decision is which documented drawback is less disruptive: GeForce RTX 4090 — Driver maturity varies by title and launch window; GeForce RTX 5090 — Driver maturity varies by title and launch window. Confirm source badges, exact configuration, and checkout pricing before buying.

GeForce RTX 4090

Pick GeForce RTX 4090 if its strengths match your routine

Choose GeForce RTX 4090 when 4K ultra and creator VRAM matches the work you repeat each week. It is listed at $1799, with a product-level reference but no cited specification fields. Against GeForce RTX 5090, its clearest case is strong everyday fit for 4K ultra. The issue to test during the return window is whether driver maturity varies by title and launch window.

GeForce RTX 5090

Pick GeForce RTX 5090 if you value its trade-off more

Choose GeForce RTX 5090 when 4K ultra gaming and AI workloads matches the work you repeat each week. It is listed at $1699, with 13 cited specification fields. Against GeForce RTX 4090, its clearest case is strong everyday fit for 4K ultra gaming. The issue to test during the return window is whether driver maturity varies by title and launch window.

Key differences

  • GeForce RTX 4090 is positioned around 4K gaming and AI workloads, while GeForce RTX 5090 leans toward enthusiast 4K and AI experiments.
  • The price context matters: GeForce RTX 4090 is tracked near $1799, while GeForce RTX 5090 is tracked near $2199.
  • GeForce RTX 4090's main watch-out is May rely on refurbished or clearance availability, whereas GeForce RTX 5090's main watch-out is Very expensive.
  • Both products belong in the same GPUs shortlist, but they solve different buying problems rather than being interchangeable spec-table neighbors.

Winner by use case

1440p gaming

GeForce RTX 4090

GeForce RTX 4090 gets the nod for 1440p gaming because its fit for 4K ultra and creator VRAM is more relevant here than GeForce RTX 5090's different focus. Treat the win as conditional on this limitation: Driver maturity varies by title and launch window.

4K gaming

GeForce RTX 5090

GeForce RTX 5090 gets the nod for 4K gaming because its fit for 4K ultra gaming and AI workloads is more relevant here than GeForce RTX 4090's different focus. Treat the win as conditional on this limitation: Driver maturity varies by title and launch window.

ray tracing

GeForce RTX 4090

GeForce RTX 4090 gets the nod for ray tracing because its fit for 4K ultra and creator VRAM is more relevant here than GeForce RTX 5090's different focus. Treat the win as conditional on this limitation: Driver maturity varies by title and launch window.

value builds

GeForce RTX 5090

GeForce RTX 5090 gets the nod for value builds because its fit for 4K ultra gaming and AI workloads is more relevant here than GeForce RTX 4090's different focus. Treat the win as conditional on this limitation: Driver maturity varies by title and launch window.

Price and buying timing

GeForce RTX 4090 is tracked at a $1799 editorial reference, while GeForce RTX 5090 is tracked at $1699, about 15% below its $1999 launch reference. GeForce RTX 5090 currently carries the lower editorial reference by $100, but that saving only matters if it still covers the features you use every week. GeForce RTX 4090 should be judged as clearance, open-box, or refurbished stock, with warranty and battery condition checked before purchase; GeForce RTX 5090 remains a current-market option, but the exact US SKU and checkout price still need a retailer check. These figures are not live offers, so re-check retailer pricing and return terms before buying.

Recommendation

Quick verdict

GeForce RTX 4090 and GeForce RTX 5090 are close. Choose GeForce RTX 4090 if you care more about 4K ultra and creator VRAM; switch to GeForce RTX 5090 if its own strengths fit your routine better.

Winner for most buyers

GeForce RTX 4090

GeForce RTX 4090 is best suited to 4K ultra and creator VRAM. Compare alternatives if this documented drawback would undermine that fit: Driver maturity varies by title and launch window.

GeForce RTX 4090

Editorial score: 8.8 / 10

Best for: 4K ultra, creator VRAM

GeForce RTX 5090

Editorial score: 8.8 / 10

Best for: 4K ultra gaming, AI workloads

Side-by-side

Specification comparison

18 tracked specs across 7 groups

Every value shows its editorial trust state. “Needs confirmation” means the field has not completed field-level source review; it does not mean the value is known to be wrong.

GeForce RTX 4090
GeForce RTX 5090
Platform
Architecture
Ada Lovelace AD102
Needs confirmation
NVIDIA Blackwell
Source citedNVIDIA
Process Node
TSMC 4N
Needs confirmation
TSMC 4N
Needs confirmation
Memory
Memory
24GB
Needs confirmation
32GB
Source citedNVIDIA
Memory Type
GDDR6X
Needs confirmation
GDDR7
Source citedNVIDIA
Memory Bus
384-bit
Needs confirmation
512-bit
Source citedNVIDIA
Memory Bandwidth
1008 GB/s
Needs confirmation
1.79 TB/s
Needs confirmation
Compute
Shader / CUDA Cores
16384 CUDA cores
Needs confirmation
21760 CUDA cores
Needs confirmation
Boost Clock
2.52 GHz
Needs confirmation
2.41 GHz
Source citedNVIDIA
Power
Typical Board Power
450W
Needs confirmation
575W
Source citedNVIDIA
Recommended PSU
850W
Needs confirmation
1000W
Source citedNVIDIA
Power Connectors
1x 16-pin (12VHPWR)
Needs confirmation
4x PCIe 8-pin (adapter) or 1x 600W PCIe Gen 5 cable
Source citedNVIDIA
Gaming
Ray Tracing
3rd-gen RT cores
Needs confirmation
4th-gen RT cores
Source citedNVIDIA
Upscaling
DLSS 3.5
Needs confirmation
DLSS 4
Source citedNVIDIA
Frame Generation
DLSS Frame Generation
Needs confirmation
Multi Frame Generation
Source citedNVIDIA
Target Resolution
4K ultra
Needs confirmation
4K ultra / 8K with upscaling
Needs confirmation
Connectivity
Display Outputs
3x DisplayPort 1.4a, 1x HDMI 2.1
Needs confirmation
3x DisplayPort 2.1b, 1x HDMI 2.1b
Source citedNVIDIA
Interface
PCIe 4.0 x16
Needs confirmation
PCI Express Gen 5
Source citedNVIDIA
Physical
Card Length Class
Full-size triple-slot class
Needs confirmation
Full-size triple-slot class
Needs confirmation
Sources and verification

These sources support the specification fields identified on the linked product pages. Unbadged fields remain editorial reference data, and price or regional availability should be checked again before purchase.

Deeper editorial notes

When GeForce RTX 4090 is the safer start

GeForce RTX 4090 is the better branch for 4K ultra and creator VRAM, especially when strong everyday fit for 4K ultra. It is tracked at $1799 and has a product-level reference but no cited specification fields. Compared with GeForce RTX 5090, do not choose it on ranking position alone. Treat this as the main ownership check: Driver maturity varies by title and launch window. Confirm the exact configuration before checkout.

When GeForce RTX 5090 is worth the jump

GeForce RTX 5090 is the better branch for 4K ultra gaming and AI workloads, especially when strong everyday fit for 4K ultra gaming. It is tracked at $1699 and has 13 cited specification fields. Compared with GeForce RTX 4090, do not choose it on ranking position alone. Treat this as the main ownership check: Driver maturity varies by title and launch window. Confirm the exact configuration before checkout.

How to make the final call

Make the final call between GeForce RTX 4090 and GeForce RTX 5090 by comparing target-resolution performance, VRAM, ray tracing, and power requirements, then price the complete setup. GeForce RTX 5090 is lower by $100 on the current editorial references, but that gap can move. Check cited-field badges, configuration, warranty, return terms, and required accessories; choose the model whose documented strengths solve your routine with the less disruptive drawback.

Alternatives if neither is right

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