GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
Market Value Leader
Only verified data for Arc A770 is available. Benchmarks for other models are currently being processed.
The Arc A770 is dramatically faster than the Radeon RX Vega 64, leading by roughly 43% in our performance index.
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Arc A770 vs Radeon RX Vega 64: In-Depth Breakdown
Performance: Arc A770 vs Radeon RX Vega 64
The Arc A770 is dramatically faster, around 43% ahead of the Radeon RX Vega 64. Both cards sit in the same broad class, well suited to 1080p.
Power & Efficiency
The Arc A770 draws just 225W versus 295W for the Radeon RX Vega 64, and it also delivers more performance per watt — so it runs cooler and quieter and needs less PSU headroom. Its more modern Alchemist architecture on a TSMC N6 process is part of why it does more with each watt.
VRAM & Future-Proofing
With 16GB against 8GB, the Arc A770 has more headroom for 4K textures and memory-hungry creative/AI tasks where the Radeon RX Vega 64's 8GB can fall short.
Generation & Longevity
The Arc A770 is roughly 5 years newer than the Radeon RX Vega 64 (Alchemist vs GCN 5.0 (Vega)), 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 Vega 64 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 Vega 64?
The Arc A770 is the faster card by about 43%. 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 A770 better than the Radeon RX Vega 64?
Which is better for 4K gaming, the Arc A770 or the Radeon RX Vega 64?
Does the Arc A770 have enough VRAM advantage to matter?
Technical Specifications Comparison
Architecture & Cores
| Specification | Arc A770 | Radeon RX Vega 64 |
|---|---|---|
| Architecture | Alchemist | GCN 5.0 (Vega) |
| Process Node | TSMC N6 | GloFo 14nm |
| CUDA Cores (Shading Units / Stream Processors) | 4,096 | 4,096 |
| Ray Tracing Cores | 32 | — |
| Tensor / AI Cores | 512 | — |
Clock Speeds
| Specification | Arc A770 | Radeon RX Vega 64 |
|---|---|---|
| Base Clock | 2,100 MHz✓ | 1,247 MHz |
| Boost Clock | 2,400 MHz✓ | 1,546 MHz |
Memory
| Specification | Arc A770 | Radeon RX Vega 64 |
|---|---|---|
| VRAM Capacity | 16 GB✓ | 8 GB |
| Memory Type | GDDR6 | HBM2 |
| Memory Bus | 256-bit | 2048-bit✓ |
| Memory Speed | 17.5 Gbps✓ | 1.89 Gbps |
| Bandwidth | 560 GB/s✓ | 483.8 GB/s |
Connectivity & Power
| Specification | Arc A770 | Radeon RX Vega 64 |
|---|---|---|
| Interface | PCIe 4.0 x16 | PCIe 3.0 x16 |
| TDP | 225 W✓ | 295 W |
| Power Connectors | 2x 8-pin | 2x 8-pin |
| Released | Oct 2022 | Aug 2017 |
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