Arc A580 vs Radeon RX 7800 XT
The Radeon RX 7800 XT pulls ahead here — in a different league, about 131% ahead of the Arc A580. But the Arc A580 is the better value, undercutting it by $937 SGD for the performance you get.
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Radeon RX 7800 XT vs Arc A580: In-Depth Breakdown
Performance: Radeon RX 7800 XT vs Arc A580
The Radeon RX 7800 XT is dramatically faster, around 131% ahead of the Arc A580. That gap is enough to move it up a tier: the Radeon RX 7800 XT is comfortable at 1440p, while the Arc A580 is better matched to 1080p.
Price & Value
Pricing has the Arc A580 at $283 SGD, $937 SGD under the Radeon RX 7800 XT's $1,220 SGD. Despite being slower, the Arc A580 offers the better performance-per-dollar (~86% better value), so budget-focused buyers should weigh it carefully. The Arc A580 still sits about $104 SGD above its $179 SGD MSRP. The Radeon RX 7800 XT still sits about $721 SGD above its $499 SGD MSRP.
Power & Efficiency
At 175W vs 263W, the Arc A580 is the gentler load on your system. The Radeon RX 7800 XT's extra power draw buys more performance per watt, not just more heat — worth it if your PSU has the headroom.
VRAM & Future-Proofing
The Radeon RX 7800 XT carries 16GB versus 8GB on the Arc A580. 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 Arc A580 brings Intel XeSS upscaling and AV1 encoding, while the Radeon RX 7800 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: Arc A580 or Radeon RX 7800 XT?
Choose the Radeon RX 7800 XT if you want the most performance and can absorb the higher price. If you're optimizing for value, the Arc A580 stretches your money further for only slightly lower performance.
Frequently Asked Questions
Is the Radeon RX 7800 XT better than the Arc A580?
Which is better for 4K gaming, the Arc A580 or the Radeon RX 7800 XT?
Is the Radeon RX 7800 XT worth the extra $937 SGD over the Arc A580?
Does the Radeon RX 7800 XT have enough VRAM advantage to matter?
Which should you buy: Arc A580 or Radeon RX 7800 XT?
Technical Specifications Comparison
Architecture & Cores
| Specification | Arc A580 | Radeon RX 7800 XT |
|---|---|---|
| Architecture | Alchemist | RDNA 3 |
| Process Node | TSMC N6 | TSMC N5 |
| CUDA Cores (Shading Units / Stream Processors) | 3,072 | 3,840✓ |
| Ray Tracing Cores | 24 | 60✓ |
| Tensor / AI Cores | 384✓ | 120 |
Clock Speeds
| Specification | Arc A580 | Radeon RX 7800 XT |
|---|---|---|
| Base Clock | 1,700 MHz | 1,800 MHz✓ |
| Boost Clock | 2,000 MHz | 2,430 MHz✓ |
Memory
| Specification | Arc A580 | Radeon RX 7800 XT |
|---|---|---|
| VRAM Capacity | 8 GB | 16 GB✓ |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bus | 256-bit | 256-bit |
| Memory Speed | 16 Gbps | 19.5 Gbps✓ |
| Bandwidth | 512 GB/s | 624 GB/s✓ |
Connectivity & Power
| Specification | Arc A580 | Radeon RX 7800 XT |
|---|---|---|
| Interface | PCIe 4.0 x16 | PCIe 4.0 x16 |
| TDP | 175 W✓ | 263 W |
| Power Connectors | 2x 8-pin | 2x 8-pin |
| Released | Oct 2023 | Aug 2023 |
Related Reading
Intel Arc A580: The Reality of Budget Gaming in 2026
Between aggressive price cuts and the arrival of the Battlemage generation, is the Arc A580 still a realistic choice for 1080p gaming?
Intel Arc Alchemist in 2026: Is a Used A580, A750 or A770 Still Worth Buying?
Every Arc Alchemist card is discontinued, and Battlemage replaced them. So what does a used A580, A750 or A770 still buy you — and at what price does it beat a new Arc B580? An honest retrospective on Intel's first discrete GPUs.