GPU Comparison

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

Quick Verdict

On raw speed the Radeon RX 6900 XT comes out noticeably faster — about 8% ahead of the Radeon RX 7800 XT. But the Radeon RX 7800 XT is the better value, undercutting it by $144 EUR for the performance you get.

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

VS
Price
€778
Performance
40%
VRAM
16 GB GDDR6
Key Specs Advantage
+33% Stream Processors (5,120 vs 3,840)
+33% Ray Accelerators (80 vs 60)
AMD
Radeon RX 7800 XT
Price
€634
Performance
37%
VRAM
16 GB GDDR6
Key Specs Advantage
+22% Bandwidth (624 GB/s vs 512 GB/s)
+8% Boost Clock (2,430 MHz vs 2,250 MHz)

Radeon RX 6900 XT vs Radeon RX 7800 XT: In-Depth Breakdown

Performance: Radeon RX 6900 XT vs Radeon RX 7800 XT

The Radeon RX 6900 XT is noticeably faster, around 8% ahead of the Radeon RX 7800 XT. Both cards sit in the same broad class, well suited to 1440p. The Radeon RX 6900 XT packs 5,120 stream processors versus 3,840 on the Radeon RX 7800 XT.

Price & Value

The Radeon RX 7800 XT currently lists from $634 EUR, $144 EUR less than the Radeon RX 6900 XT at $778 EUR. Despite being slower, the Radeon RX 7800 XT offers the better performance-per-dollar (~13% better value), so budget-focused buyers should weigh it carefully. The Radeon RX 7800 XT still sits about $135 EUR above its $499 EUR MSRP. The Radeon RX 6900 XT is trading below its $999 EUR MSRP — a genuine deal.

Power & Efficiency

At 263W against 300W, the Radeon RX 7800 XT is both the lower-power and the more efficient card, making it the easier build to cool and power. Its more modern RDNA 3 architecture on a TSMC N5 process is part of why it does more with each watt.

Memory & Bandwidth

The Radeon RX 7800 XT's memory is faster — 624 GB/s versus 512 GB/s — which helps feed the GPU at 4K and with heavy textures.

Generation & Longevity

The Radeon RX 7800 XT is roughly 3 years newer than the Radeon RX 6900 XT (RDNA 3 vs RDNA 2), so it generally benefits from a more modern architecture and longer driver-support runway.

Which should you buy: Radeon RX 6900 XT or Radeon RX 7800 XT?

Choose the Radeon RX 6900 XT if you want the most performance and can absorb the higher price. If you're optimizing for value, the Radeon RX 7800 XT stretches your money further for only slightly lower performance.

Frequently Asked Questions

Is the Radeon RX 6900 XT better than the Radeon RX 7800 XT?

The Radeon RX 6900 XT is noticeably faster, roughly 8% ahead. The Radeon RX 7800 XT is still worth it if value matters more than top-end frames.

Which is better for 4K gaming, the Radeon RX 6900 XT or the Radeon RX 7800 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 Radeon RX 6900 XT worth the extra $144 EUR over the Radeon RX 7800 XT?

Only if you need the extra performance or features; on pure value the Radeon RX 7800 XT comes out ahead.

Technical Specifications Comparison

Architecture & Cores

SpecificationRadeon RX 6900 XTRadeon RX 7800 XT
ArchitectureRDNA 2RDNA 3
Process NodeTSMC N7TSMC N5
CUDA Cores (Stream Processors / Stream Processors)5,1203,840
Ray Tracing Cores8060
Tensor / AI Cores120

Clock Speeds

SpecificationRadeon RX 6900 XTRadeon RX 7800 XT
Base Clock1,825 MHz1,800 MHz
Boost Clock2,250 MHz2,430 MHz

Memory

SpecificationRadeon RX 6900 XTRadeon RX 7800 XT
VRAM Capacity16 GB16 GB
Memory TypeGDDR6GDDR6
Memory Bus256-bit256-bit
Memory Speed16 Gbps19.5 Gbps
Bandwidth512 GB/s624 GB/s

Connectivity & Power

SpecificationRadeon RX 6900 XTRadeon RX 7800 XT
InterfacePCIe 4.0 x16PCIe 4.0 x16
TDP300 W263 W
Power Connectors2x 8-pin2x 8-pin
ReleasedDec 2020Aug 2023