GPU Comparison

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

Quick Verdict

The GeForce RTX 3080 is dramatically faster than the Radeon RX 6650 XT, leading by roughly 84% in our performance index. The Radeon RX 6650 XT, however, delivers more performance per dollar — $290 CAD cheaper.

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

VS
Price
$580 CAD
Performance
35%
VRAM
10 GB GDDR6X
Key Specs Advantage
+325% CUDA Cores (8,704 vs 2,048)
+171% Bandwidth (760 GB/s vs 280 GB/s)
+150% Memory Bus (320-bit vs 128-bit)
AMD
Radeon RX 6650 XT
Price
$621 CAD
Performance
19%
VRAM
8 GB GDDR6
Key Specs Advantage
+54% Boost Clock (2,635 MHz vs 1,710 MHz)

GeForce RTX 3080 vs Radeon RX 6650 XT: In-Depth Breakdown

Performance: GeForce RTX 3080 vs Radeon RX 6650 XT

The GeForce RTX 3080 is dramatically faster, around 84% ahead of the Radeon RX 6650 XT. That gap is enough to move it up a tier: the GeForce RTX 3080 is comfortable at 1440p, while the Radeon RX 6650 XT is better matched to 1080p.

Price & Value

Right now the Radeon RX 6650 XT starts at $290 CAD against $580 CAD for the GeForce RTX 3080. Despite being slower, the Radeon RX 6650 XT offers the better performance-per-dollar (~9% better value), so budget-focused buyers should weigh it carefully. The Radeon RX 6650 XT is trading below its $399 CAD MSRP — a genuine deal. The GeForce RTX 3080 is trading below its $699 CAD MSRP — a genuine deal.

Power & Efficiency

The Radeon RX 6650 XT pulls less power (180W vs 320W), so it's the easier card to cool and the lighter load on your PSU. The faster GeForce RTX 3080 draws more overall but extracts more performance from each watt — plan for a sturdier power supply if you pick it.

VRAM & Future-Proofing

With 10GB against 8GB, the GeForce RTX 3080 has more headroom for 4K textures and memory-hungry creative/AI tasks where the Radeon RX 6650 XT's 8GB can fall short.

Generation & Longevity

The Radeon RX 6650 XT is roughly 2 years newer than the GeForce RTX 3080 (RDNA 2 vs Ampere), so it generally benefits from a more modern architecture and longer driver-support runway.

Features & Ecosystem

Beyond raw numbers, the GeForce RTX 3080 brings NVIDIA DLSS upscaling/frame generation and stronger ray tracing, while the Radeon RX 6650 XT 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 3080 or Radeon RX 6650 XT?

Choose the GeForce RTX 3080 if you want the most performance and can absorb the higher price. If you're optimizing for value, the Radeon RX 6650 XT stretches your money further for only slightly lower performance.

Frequently Asked Questions

Is the GeForce RTX 3080 better than the Radeon RX 6650 XT?

The GeForce RTX 3080 is dramatically faster, roughly 84% ahead. The Radeon RX 6650 XT is still worth it if value matters more than top-end frames.

Which is better for 4K gaming, the GeForce RTX 3080 or the Radeon RX 6650 XT?

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 3080 worth the extra $290 CAD over the Radeon RX 6650 XT?

Only if you need the extra performance or features; on pure value the Radeon RX 6650 XT comes out ahead.

Does the GeForce RTX 3080 have enough VRAM advantage to matter?

Its 10GB (vs 8GB) 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 3080Radeon RX 6650 XT
ArchitectureAmpereRDNA 2
Process NodeSamsung 8nmTSMC N7
CUDA Cores (CUDA Cores / Stream Processors)8,7042,048
Ray Tracing Cores6832
Tensor / AI Cores272

Clock Speeds

SpecificationGeForce RTX 3080Radeon RX 6650 XT
Base Clock1,440 MHz2,055 MHz
Boost Clock1,710 MHz2,635 MHz

Memory

SpecificationGeForce RTX 3080Radeon RX 6650 XT
VRAM Capacity10 GB8 GB
Memory TypeGDDR6XGDDR6
Memory Bus320-bit128-bit
Memory Speed19 Gbps17.5 Gbps
Bandwidth760 GB/s280 GB/s

Connectivity & Power

SpecificationGeForce RTX 3080Radeon RX 6650 XT
InterfacePCIe 4.0 x16PCIe 4.0 x8
TDP320 W180 W
Power Connectors1x 12-pin1x 8-pin
ReleasedSep 2020May 2022