GPU Comparison

Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.

Quick Verdict

On raw speed the GeForce RTX 4090 comes out significantly faster — about 29% ahead of the Radeon RX 7900 XTX. But the Radeon RX 7900 XTX is the better value, undercutting it by $2,232 EUR for the performance you get.

Maximum Capacity Reached. Remove a model to add another. (2/2)

VS
Price
€3,190
Performance
72%
VRAM
24 GB GDDR6X
Key Specs Advantage
+167% CUDA Cores (16,384 vs 6,144)
+167% Tensor Cores (512 vs 192)
+33% RT Cores (128 vs 96)
AMD
Radeon RX 7900 XTX
Price
€958
Performance
56%
VRAM
24 GB GDDR6
Key Specs Advantage

Comparable or lower specs

GeForce RTX 4090 vs Radeon RX 7900 XTX: In-Depth Breakdown

Performance: GeForce RTX 4090 vs Radeon RX 7900 XTX

The GeForce RTX 4090 is significantly faster, around 29% ahead of the Radeon RX 7900 XTX. That gap is enough to move it up a tier: the GeForce RTX 4090 is comfortable at 4K and high-refresh 1440p, while the Radeon RX 7900 XTX is better matched to 4K with upscaling and native 1440p.

Price & Value

The Radeon RX 7900 XTX currently lists from $958 EUR, $2,232 EUR less than the GeForce RTX 4090 at $3,190 EUR. Despite being slower, the Radeon RX 7900 XTX offers the better performance-per-dollar (~159% better value), so budget-focused buyers should weigh it carefully. The Radeon RX 7900 XTX is trading below its $999 EUR MSRP — a genuine deal. The GeForce RTX 4090 still sits about $1,591 EUR above its $1,599 EUR MSRP.

Power & Efficiency

On power, the Radeon RX 7900 XTX is the gentler choice at 355W versus 450W. The GeForce RTX 4090 is more efficient per watt because it's faster, but its higher 450W draw means more heat and a bigger PSU.

Features & Ecosystem

Beyond raw numbers, the GeForce RTX 4090 brings NVIDIA DLSS upscaling/frame generation and stronger ray tracing, while the Radeon RX 7900 XTX offers AMD FSR upscaling and strong rasterization value. If you lean on upscaling or ray tracing, that ecosystem difference can matter as much as the frame-rate gap.

Which should you buy: GeForce RTX 4090 or Radeon RX 7900 XTX?

Choose the GeForce RTX 4090 if you want the most performance and can absorb the higher price. If you're optimizing for value, the Radeon RX 7900 XTX stretches your money further for only slightly lower performance.

Frequently Asked Questions

Is the GeForce RTX 4090 better than the Radeon RX 7900 XTX?

The GeForce RTX 4090 is significantly faster, roughly 29% ahead. The Radeon RX 7900 XTX is still worth it if value matters more than top-end frames.

Which is better for 4K gaming, the GeForce RTX 4090 or the Radeon RX 7900 XTX?

The GeForce RTX 4090 is the better 4K option — it's comfortable at 4K and high-refresh 1440p.

Is the GeForce RTX 4090 worth the extra $2,232 EUR over the Radeon RX 7900 XTX?

Only if you need the extra performance or features; on pure value the Radeon RX 7900 XTX comes out ahead.

Technical Specifications Comparison

Architecture & Cores

SpecificationGeForce RTX 4090Radeon RX 7900 XTX
ArchitectureAda LovelaceRDNA 3
Process NodeTSMC 4NTSMC N5
CUDA Cores (CUDA Cores / Stream Processors)16,3846,144
Ray Tracing Cores12896
Tensor / AI Cores512192

Clock Speeds

SpecificationGeForce RTX 4090Radeon RX 7900 XTX
Base Clock2,235 MHz1,900 MHz
Boost Clock2,520 MHz2,500 MHz

Memory

SpecificationGeForce RTX 4090Radeon RX 7900 XTX
VRAM Capacity24 GB24 GB
Memory TypeGDDR6XGDDR6
Memory Bus384-bit384-bit
Memory Speed21 Gbps20 Gbps
Bandwidth1,008 GB/s960 GB/s

Connectivity & Power

SpecificationGeForce RTX 4090Radeon RX 7900 XTX
InterfacePCIe 4.0 x16PCIe 4.0 x16
TDP450 W355 W
Power Connectors1x 16-pin2x 8-pin
ReleasedSep 2022Nov 2022