GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
Market Value Leader
Only verified data for Radeon RX 6900 XT is available. Benchmarks for other models are currently being processed.
The Radeon RX 6900 XT is dramatically faster than the Arc A770, leading by roughly 100% in our performance index.
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Radeon RX 6900 XT vs Arc A770: In-Depth Breakdown
Performance: Radeon RX 6900 XT vs Arc A770
The Radeon RX 6900 XT is dramatically faster, around 100% ahead of the Arc A770. That gap is enough to move it up a tier: the Radeon RX 6900 XT is comfortable at 1440p, while the Arc A770 is better matched to 1080p.
Power & Efficiency
The Arc A770 pulls less power (225W vs 300W), so it's the easier card to cool and the lighter load on your PSU. The faster Radeon RX 6900 XT draws more overall but extracts more performance from each watt — plan for a sturdier power supply if you pick it.
Generation & Longevity
The Arc A770 is roughly 2 years newer than the Radeon RX 6900 XT (Alchemist vs RDNA 2), so it generally benefits from a more modern architecture and longer driver-support runway.
Features & Ecosystem
Beyond raw numbers, the Arc A770 brings Intel XeSS upscaling and AV1 encoding, while the Radeon RX 6900 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 A770 or Radeon RX 6900 XT?
The Radeon RX 6900 XT is the faster card by about 100%. 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 6900 XT better than the Arc A770?
Which is better for 4K gaming, the Arc A770 or the Radeon RX 6900 XT?
Technical Specifications Comparison
Architecture & Cores
| Specification | Arc A770 | Radeon RX 6900 XT |
|---|---|---|
| Architecture | Alchemist | RDNA 2 |
| Process Node | TSMC N6 | TSMC N7 |
| CUDA Cores (Shading Units / Stream Processors) | 4,096 | 5,120✓ |
| Ray Tracing Cores | 32 | 80✓ |
| Tensor / AI Cores | 512 | — |
Clock Speeds
| Specification | Arc A770 | Radeon RX 6900 XT |
|---|---|---|
| Base Clock | 2,100 MHz✓ | 1,825 MHz |
| Boost Clock | 2,400 MHz✓ | 2,250 MHz |
Memory
| Specification | Arc A770 | Radeon RX 6900 XT |
|---|---|---|
| VRAM Capacity | 16 GB | 16 GB |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bus | 256-bit | 256-bit |
| Memory Speed | 17.5 Gbps✓ | 16 Gbps |
| Bandwidth | 560 GB/s✓ | 512 GB/s |
Connectivity & Power
| Specification | Arc A770 | Radeon RX 6900 XT |
|---|---|---|
| Interface | PCIe 4.0 x16 | PCIe 4.0 x16 |
| TDP | 225 W✓ | 300 W |
| Power Connectors | 2x 8-pin | 2x 8-pin |
| Released | Oct 2022 | Dec 2020 |
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