AMD Radeon RX 6400 vs Intel Arc A770
22.4Rasterization35.3
—Ray Tracing28.5
25.4Memoryspec-based57.9
95.6Efficiencyspec-based81.9
24.1Compute41.1
1 spec wins — AMD Radeon RX 64009 spec wins — Intel Arc A770
InnoReviews verdict
Intel Arc A770 wins this graphics card face-off, 45.2 to 37, pulling ahead mainly in compute (+17) and rasterization (+13). AMD Radeon RX 6400 still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the AMD Radeon RX 6400
- 76% lower TDP: 53 W vs 225 W
- Lower launch price: $159 vs $349
Reasons to pick the Intel Arc A770
- Stronger rasterization score: 35 vs 22
- Stronger compute score: 41 vs 24
- 433% higher Shading units: 4,096 vs 768
- 338% higher bandwidth: 560 GB/s vs 128 GB/s
- 300% higher VRAM: 16 GB vs 4 GB
General
| Spec | AMD Radeon RX 6400 | Intel Arc A770 |
|---|---|---|
| Announced | 2022 | 2022 |
| Architecture | RDNA 2 | Alchemist |
| Process | 6 nm | 6 nm |
| TDP | 53 W+76% | 225 W |
| Power connector | None (PCIe-powered) | 1x 8-pin + 1x 6-pin |
Cores & Clocks
| Spec | AMD Radeon RX 6400 | Intel Arc A770 |
|---|---|---|
| Shading units | 768 | 4,096+433% |
| RT cores | 12 | 32+167% |
| Tensor / AI cores | — | 512 |
| Base clock | 2,039 MHz | 2,100 MHz+3% |
| Boost clock | 2,321 MHz | 2,400 MHz+3% |
Memory
| Spec | AMD Radeon RX 6400 | Intel Arc A770 |
|---|---|---|
| VRAM | 4 GB | 16 GB+300% |
| VRAM type | GDDR6 | GDDR6 |
| Bus width | 64 bit | 256 bit+300% |
| Bandwidth | 128 GB/s | 560 GB/s+338% |
Benchmarks
| Spec | AMD Radeon RX 6400 | Intel Arc A770 |
|---|---|---|
| 3DMark Time Spy | 3,579Bottom 4% | 13,500+277%Top 43% |
| 3DMark Speed Way | — | 2,600Bottom 25% |
| PassMark G3D | 7,758Bottom 7% | 13,700+77%Bottom 29% |
| 1080p Ultra | — | 85 fpsBottom 17% |
| 1440p Ultra | — | 63 fpsBottom 21% |
| 4K Ultra | — | 34 fpsBottom 23% |
Features
| Spec | AMD Radeon RX 6400 | Intel Arc A770 |
|---|---|---|
| Upscaling | FSR 3 | XeSS |
Related comparisons
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