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 3090 comes out significantly faster — about 26% ahead of the Radeon RX 6800. But the Radeon RX 6800 is the better value, undercutting it by $604 EUR for the performance you get.

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

VS
Price
€1,790
Performance
39%
VRAM
24 GB GDDR6X
Key Specs Advantage
+173% CUDA Cores (10,496 vs 3,840)
+83% Bandwidth (936 GB/s vs 512 GB/s)
+50% Memory Bus (384-bit vs 256-bit)
AMD
Radeon RX 6800
Price
€1,186
Performance
31%
VRAM
16 GB GDDR6
Key Specs Advantage
+24% Boost Clock (2,105 MHz vs 1,695 MHz)

GeForce RTX 3090 vs Radeon RX 6800: In-Depth Breakdown

Performance: GeForce RTX 3090 vs Radeon RX 6800

The GeForce RTX 3090 is significantly faster, around 26% ahead of the Radeon RX 6800. Both cards sit in the same broad class, well suited to 1440p.

Price & Value

The Radeon RX 6800 currently lists from $1,186 EUR, $604 EUR less than the GeForce RTX 3090 at $1,790 EUR. Despite being slower, the Radeon RX 6800 offers the better performance-per-dollar (~20% better value), so budget-focused buyers should weigh it carefully. The Radeon RX 6800 still sits about $607 EUR above its $579 EUR MSRP. The GeForce RTX 3090 still sits about $291 EUR above its $1,499 EUR MSRP.

Power & Efficiency

At 250W against 350W, the Radeon RX 6800 is both the lower-power and the more efficient card, making it the easier build to cool and power.

VRAM & Future-Proofing

The GeForce RTX 3090 carries 24GB versus 16GB on the Radeon RX 6800. The extra 8GB helps at 4K, with high-resolution texture packs, and for content-creation or local-AI workloads that exhaust smaller buffers.

Features & Ecosystem

Beyond raw numbers, the GeForce RTX 3090 brings NVIDIA DLSS upscaling/frame generation and stronger ray tracing, while the Radeon RX 6800 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 3090 or Radeon RX 6800?

Choose the GeForce RTX 3090 if you want the most performance and can absorb the higher price. If you're optimizing for value, the Radeon RX 6800 stretches your money further for only slightly lower performance.

Frequently Asked Questions

Is the GeForce RTX 3090 better than the Radeon RX 6800?

The GeForce RTX 3090 is significantly faster, roughly 26% ahead. The Radeon RX 6800 is still worth it if value matters more than top-end frames.

Which is better for 4K gaming, the GeForce RTX 3090 or the Radeon RX 6800?

Neither is a dedicated 4K card; both are best at 1440p. For 4K you'd want a faster GPU, or lean on upscaling.

Is the GeForce RTX 3090 worth the extra $604 EUR over the Radeon RX 6800?

Only if you need the extra performance or features; on pure value the Radeon RX 6800 comes out ahead.

Does the GeForce RTX 3090 have enough VRAM advantage to matter?

Its 24GB (vs 16GB) gives real headroom for 4K, heavy texture mods, and creative/AI work. At 1080p the gap matters less.

Technical Specifications Comparison

Architecture & Cores

SpecificationGeForce RTX 3090Radeon RX 6800
ArchitectureAmpereRDNA 2
Process NodeSamsung 8nmTSMC N7
CUDA Cores (CUDA Cores / Stream Processors)10,4963,840
Ray Tracing Cores8260
Tensor / AI Cores328

Clock Speeds

SpecificationGeForce RTX 3090Radeon RX 6800
Base Clock1,395 MHz1,700 MHz
Boost Clock1,695 MHz2,105 MHz

Memory

SpecificationGeForce RTX 3090Radeon RX 6800
VRAM Capacity24 GB16 GB
Memory TypeGDDR6XGDDR6
Memory Bus384-bit256-bit
Memory Speed19.5 Gbps16 Gbps
Bandwidth936 GB/s512 GB/s

Connectivity & Power

SpecificationGeForce RTX 3090Radeon RX 6800
InterfacePCIe 4.0 x16PCIe 4.0 x16
TDP350 W250 W
Power Connectors1x 12-pin2x 8-pin
ReleasedSep 2020Nov 2020