GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
Market Value Leader
Market comparison is currently pending while we verify the latest benchmarks for Arc A580 and Radeon RX 6400.
On raw speed the Arc A580 comes out dramatically faster — about 167% ahead of the Radeon RX 6400.
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Arc A580 vs Radeon RX 6400: In-Depth Breakdown
Performance: Arc A580 vs Radeon RX 6400
The Arc A580 is dramatically faster, around 167% ahead of the Radeon RX 6400. That gap is enough to move it up a tier: the Arc A580 is comfortable at 1080p, while the Radeon RX 6400 is better matched to entry-level 1080p.
Power & Efficiency
At 53W against 175W, the Radeon RX 6400 is both the lower-power and the more efficient card, making it the easier build to cool and power.
VRAM & Future-Proofing
The Arc A580 carries 8GB versus 4GB on the Radeon RX 6400. The extra 4GB 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 Arc A580 brings Intel XeSS upscaling and AV1 encoding, while the Radeon RX 6400 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: Arc A580 or Radeon RX 6400?
The Arc A580 is the faster card by about 167%. With live pricing limited for this pair, base your decision on the spec differences above — particularly VRAM and power draw — and check current stock before buying.
Frequently Asked Questions
Is the Arc A580 better than the Radeon RX 6400?
Which is better for 4K gaming, the Arc A580 or the Radeon RX 6400?
Does the Arc A580 have enough VRAM advantage to matter?
Technical Specifications Comparison
Architecture & Cores
| Specification | Arc A580 | Radeon RX 6400 |
|---|---|---|
| Architecture | Alchemist | RDNA 2 |
| Process Node | TSMC N6 | TSMC N6 |
| CUDA Cores (Shading Units / Stream Processors) | 3,072✓ | 768 |
| Ray Tracing Cores | 24✓ | 12 |
| Tensor / AI Cores | 384 | — |
Clock Speeds
| Specification | Arc A580 | Radeon RX 6400 |
|---|---|---|
| Base Clock | 1,700 MHz | 1,923 MHz✓ |
| Boost Clock | 2,000 MHz | 2,321 MHz✓ |
Memory
| Specification | Arc A580 | Radeon RX 6400 |
|---|---|---|
| VRAM Capacity | 8 GB✓ | 4 GB |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bus | 256-bit✓ | 64-bit |
| Memory Speed | 16 Gbps | 16 Gbps |
| Bandwidth | 512 GB/s✓ | 128 GB/s |
Connectivity & Power
| Specification | Arc A580 | Radeon RX 6400 |
|---|---|---|
| Interface | PCIe 4.0 x16 | PCIe 4.0 x4 |
| TDP | 175 W | 53 W✓ |
| Power Connectors | 2x 8-pin | None |
| Released | Oct 2023 | Jan 2022 |
