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 A770 and Radeon RX 7900 XTX.
On raw speed the Radeon RX 7900 XTX comes out dramatically faster — about 180% ahead of the Arc A770.
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Radeon RX 7900 XTX vs Arc A770: In-Depth Breakdown
Performance: Radeon RX 7900 XTX vs Arc A770
The Radeon RX 7900 XTX is dramatically faster, around 180% ahead of the Arc A770. That gap is enough to move it up a tier: the Radeon RX 7900 XTX is comfortable at 4K with upscaling and native 1440p, while the Arc A770 is better matched to 1080p.
Power & Efficiency
On power, the Arc A770 is the gentler choice at 225W versus 355W. The Radeon RX 7900 XTX is more efficient per watt because it's faster, but its higher 355W draw means more heat and a bigger PSU.
VRAM & Future-Proofing
The Radeon RX 7900 XTX carries 24GB versus 16GB on the Arc A770. 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 A770 brings Intel XeSS upscaling and AV1 encoding, while the Radeon RX 7900 XTX 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 A770 or Radeon RX 7900 XTX?
The Radeon RX 7900 XTX is the faster card by about 180%. 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 Radeon RX 7900 XTX better than the Arc A770?
Which is better for 4K gaming, the Arc A770 or the Radeon RX 7900 XTX?
Does the Radeon RX 7900 XTX have enough VRAM advantage to matter?
Technical Specifications Comparison
Architecture & Cores
| Specification | Arc A770 | Radeon RX 7900 XTX |
|---|---|---|
| Architecture | Alchemist | RDNA 3 |
| Process Node | TSMC N6 | TSMC N5 |
| CUDA Cores (Shading Units / Stream Processors) | 4,096 | 6,144✓ |
| Ray Tracing Cores | 32 | 96✓ |
| Tensor / AI Cores | 512✓ | 192 |
Clock Speeds
| Specification | Arc A770 | Radeon RX 7900 XTX |
|---|---|---|
| Base Clock | 2,100 MHz✓ | 1,900 MHz |
| Boost Clock | 2,400 MHz | 2,500 MHz✓ |
Memory
| Specification | Arc A770 | Radeon RX 7900 XTX |
|---|---|---|
| VRAM Capacity | 16 GB | 24 GB✓ |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bus | 256-bit | 384-bit✓ |
| Memory Speed | 17.5 Gbps | 20 Gbps✓ |
| Bandwidth | 560 GB/s | 960 GB/s✓ |
Connectivity & Power
| Specification | Arc A770 | Radeon RX 7900 XTX |
|---|---|---|
| Interface | PCIe 4.0 x16 | PCIe 4.0 x16 |
| TDP | 225 W✓ | 355 W |
| Power Connectors | 2x 8-pin | 2x 8-pin |
| Released | Oct 2022 | Nov 2022 |
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