AMD Radeon RX 6600 vs NVIDIA GeForce RTX 3070
Graphics Processor
| GPU model | Navi 23 | GA104 |
|---|---|---|
| GPU variant | Navi 23 XL (215-130000016) | GA104-300-A1 |
| Architecture | RDNA 2.0 | Ampere |
| Foundry | TSMC | Samsung |
| Manufacturing process | 7 nm | 8 nm |
| Number of transistors | 11,060 million | 17,400 million |
| Die size | 237 mm² | 392 mm² |
Graphics Card
| Release date | Oct 13th, 2021 | Sep 1st, 2020 |
|---|---|---|
| Generation | Navi II | GeForce 30 |
| Predecessor | Navi | GeForce 20 |
| Production | Active | Active |
| Launch price | 329 USD | 499 USD |
| Interface | PCIe 4.0 x8 | PCIe 4.0 x16 |
| Successor | Navi III | — |
| gpu.details.availability | — | Oct 29th, 2020 |
| Reviews | — | 78 in our database |
Clocks
| Base clock | 1626 MHz | 1500 MHz |
|---|---|---|
| Boost clock | 2491 MHz | 1725 MHz |
| Memory clock | 1750 MHz 14 Gbps effective | 1750 MHz 14 Gbps effective |
| Game clock | 2044 MHz | — |
Memory Configuration
| Memory size | 8 GB | 8 GB |
|---|---|---|
| Memory type | GDDR6 | GDDR6 |
| Memory bus width | 128 bit | 256 bit |
| Bandwidth | 224.0 GB/s | 448.0 GB/s |
Render Configuration
| Shading units | 1792 | 5888 |
|---|---|---|
| TMUs | 112 | 184 |
| ROPs | 64 | 96 |
| Compute units | 28 | — |
| RT cores | 28 | 46 |
| gpu.details.l0-cache | 32 KB per WGP | — |
| Cache L1 | 128 KB per Array | 128 KB (per SM) |
| Cache L2 | 2 MB | 4 MB |
| gpu.details.l3-cache | 32 MB | — |
| SM count | — | 46 |
| Tensor cores | — | 184 |
Performance
| Pixel rate | 159.4 GPixel/s | 165.6 GPixel/s |
|---|---|---|
| Texture rate | 279.0 GTexel/s | 317.4 GTexel/s |
| FP16 (half) performance | 17.86 TFLOPS (2:1) | 20.31 TFLOPS (1:1) |
| FP32 (float) performance | 8.928 TFLOPS | 20.31 TFLOPS |
| FP64 (double) performance | 558.0 GFLOPS (1:16) | 317.4 GFLOPS (1:64) |
Dimensions & Outputs
| Slot width | Dual-slot | Dual-slot |
|---|---|---|
| TDP | 132 W | 220 W |
| Suggested PSU | 300 W | 550 W |
| Outputs | 1x HDMI3x DisplayPort | 1x HDMI3x DisplayPort |
| Power connectors | 1x 8-pin | 1x 12-pin |
| Length | 190 mm 7.5 inches | 242 mm 9.5 inches |
| Width | 110 mm 4.3 inches | 112 mm 4.4 inches |
| Height | 40 mm 1.6 inches | — |
| Board number | — | PG142 SKU 10 |
API Support & Features
| DirectX | 12.0 Ultimate (12_2) | 12 Ultimate (12_2) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 3.0 |
| Vulkan | 1.2 | 1.2 |
| Shader model | 6.5 | 6.6 |
| CUDA | — | 8.6 |
