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.
On raw speed the GeForce RTX 4090 comes out dramatically faster — about 260% ahead of the Arc A770.
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Comparable or lower specs
GeForce RTX 4090 vs Arc A770: In-Depth Breakdown
Performance: GeForce RTX 4090 vs Arc A770
The GeForce RTX 4090 is dramatically faster, around 260% ahead of the Arc A770. That gap is enough to move it up a tier: the GeForce RTX 4090 is comfortable at 4K and high-refresh 1440p, while the Arc A770 is better matched to 1080p.
Power & Efficiency
On power, the Arc A770 is the gentler choice at 225W versus 450W. The GeForce RTX 4090 is more efficient per watt because it's faster, but its higher 450W draw means more heat and a bigger PSU.
VRAM & Future-Proofing
The GeForce RTX 4090 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 GeForce RTX 4090 offers NVIDIA DLSS upscaling/frame generation and stronger ray tracing. 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 GeForce RTX 4090?
The GeForce RTX 4090 is the faster card by about 260%. 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 GeForce RTX 4090 better than the Arc A770?
Which is better for 4K gaming, the Arc A770 or the GeForce RTX 4090?
Does the GeForce RTX 4090 have enough VRAM advantage to matter?
Technical Specifications Comparison
Architecture & Cores
| Specification | Arc A770 | GeForce RTX 4090 |
|---|---|---|
| Architecture | Alchemist | Ada Lovelace |
| Process Node | TSMC N6 | TSMC 4N |
| CUDA Cores (Shading Units / CUDA Cores) | 4,096 | 16,384✓ |
| Ray Tracing Cores | 32 | 128✓ |
| Tensor / AI Cores | 512 | 512 |
Clock Speeds
| Specification | Arc A770 | GeForce RTX 4090 |
|---|---|---|
| Base Clock | 2,100 MHz | 2,235 MHz✓ |
| Boost Clock | 2,400 MHz | 2,520 MHz✓ |
Memory
| Specification | Arc A770 | GeForce RTX 4090 |
|---|---|---|
| VRAM Capacity | 16 GB | 24 GB✓ |
| Memory Type | GDDR6 | GDDR6X |
| Memory Bus | 256-bit | 384-bit✓ |
| Memory Speed | 17.5 Gbps | 21 Gbps✓ |
| Bandwidth | 560 GB/s | 1,008 GB/s✓ |
Connectivity & Power
| Specification | Arc A770 | GeForce RTX 4090 |
|---|---|---|
| Interface | PCIe 4.0 x16 | PCIe 4.0 x16 |
| TDP | 225 W✓ | 450 W |
| Power Connectors | 2x 8-pin | 1x 16-pin |
| Released | Oct 2022 | Sep 2022 |
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