GPU Comparison

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

Quick Verdict

The Radeon RX 6750 XT is dramatically faster than the Radeon RX 6400, leading by roughly 333% in our performance index. The Radeon RX 6400, however, delivers more performance per dollar — $495 EUR cheaper.

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VS
AMD
Radeon RX 6400
Price
€10
Performance
6%
VRAM
4 GB GDDR6
Key Specs Advantage

Comparable or lower specs

Price
€505
Performance
26%
VRAM
12 GB GDDR6
Key Specs Advantage
+238% Bandwidth (432 GB/s vs 128 GB/s)
+233% Stream Processors (2,560 vs 768)
+233% Ray Accelerators (40 vs 12)

Radeon RX 6750 XT vs Radeon RX 6400: In-Depth Breakdown

Performance: Radeon RX 6750 XT vs Radeon RX 6400

The Radeon RX 6750 XT is dramatically faster, around 333% ahead of the Radeon RX 6400. That gap is enough to move it up a tier: the Radeon RX 6750 XT is comfortable at 1440p, while the Radeon RX 6400 is better matched to entry-level 1080p. The Radeon RX 6750 XT packs 2,560 stream processors versus 768 on the Radeon RX 6400. The Radeon RX 6750 XT also has more RT cores (40 vs 12), strengthening its ray-tracing and AI-upscaling performance.

Price & Value

Right now the Radeon RX 6400 starts at $10 EUR against $505 EUR for the Radeon RX 6750 XT. Despite being slower, the Radeon RX 6400 offers the better performance-per-dollar (~1033% better value), so budget-focused buyers should weigh it carefully. The Radeon RX 6400 is trading below its $159 EUR MSRP — a genuine deal. The Radeon RX 6750 XT is trading below its $549 EUR MSRP — a genuine deal.

Power & Efficiency

The Radeon RX 6400 draws just 53W versus 250W for the Radeon RX 6750 XT, and it also delivers more performance per watt — so it runs cooler and quieter and needs less PSU headroom.

VRAM & Future-Proofing

With 12GB against 4GB, the Radeon RX 6750 XT has more headroom for 4K textures and memory-hungry creative/AI tasks where the Radeon RX 6400's 4GB can fall short. The Radeon RX 6750 XT's memory is also faster — 432 GB/s versus 128 GB/s (192-bit vs 64-bit bus) — which helps feed the GPU at 4K and with heavy textures.

Which should you buy: Radeon RX 6400 or Radeon RX 6750 XT?

Choose the Radeon RX 6750 XT if you want the most performance and can absorb the higher price. If you're optimizing for value, the Radeon RX 6400 stretches your money further for only slightly lower performance.

Frequently Asked Questions

Is the Radeon RX 6750 XT better than the Radeon RX 6400?

The Radeon RX 6750 XT is dramatically faster, roughly 333% ahead. The Radeon RX 6400 is still worth it if value matters more than top-end frames.

Which is better for 4K gaming, the Radeon RX 6400 or the Radeon RX 6750 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 6750 XT worth the extra $495 EUR over the Radeon RX 6400?

Only if you need the extra performance or features; on pure value the Radeon RX 6400 comes out ahead.

Does the Radeon RX 6750 XT have enough VRAM advantage to matter?

Its 12GB (vs 4GB) gives real headroom for 4K, heavy texture mods, and creative/AI work. At 1080p the gap matters less.

Which is better for ray tracing, the Radeon RX 6750 XT or the Radeon RX 6400?

Both handle ray tracing, but the Radeon RX 6750 XT has more RT cores, giving it better ray-tracing and AI-upscaling performance than the Radeon RX 6400.

Technical Specifications Comparison

Architecture & Cores

SpecificationRadeon RX 6400Radeon RX 6750 XT
ArchitectureRDNA 2RDNA 2
Process NodeTSMC N6TSMC N7
CUDA Cores (Stream Processors / Stream Processors)7682,560
Ray Tracing Cores1240

Clock Speeds

SpecificationRadeon RX 6400Radeon RX 6750 XT
Base Clock1,923 MHz2,150 MHz
Boost Clock2,321 MHz2,600 MHz

Memory

SpecificationRadeon RX 6400Radeon RX 6750 XT
VRAM Capacity4 GB12 GB
Memory TypeGDDR6GDDR6
Memory Bus64-bit192-bit
Memory Speed16 Gbps18 Gbps
Bandwidth128 GB/s432 GB/s

Connectivity & Power

SpecificationRadeon RX 6400Radeon RX 6750 XT
InterfacePCIe 4.0 x4PCIe 4.0 x16
TDP53 W250 W
Power ConnectorsNone2x 8-pin
ReleasedJan 2022Mar 2022