AMD Radeon RX 6600 vs AMD Radeon RX Vega 56
Graphics Processor
| GPU model | Navi 23 | Vega 10 |
|---|---|---|
| GPU variant | Navi 23 XL (215-130000016) | Vega 10 XL (215-0894216) |
| Architecture | RDNA 2.0 | GCN 5.0 |
| Foundry | TSMC | GlobalFoundries |
| Manufacturing process | 7 nm | 14 nm |
| Number of transistors | 11,060 million | 12,500 million |
| Die size | 237 mm² | 495 mm² |
Graphics Card
| Release date | Oct 13th, 2021 | Aug 14th, 2017 |
|---|---|---|
| Generation | Navi II | Vega |
| Predecessor | Navi | Polaris |
| Production | Active | Active |
| Launch price | 329 USD | 399 USD |
| Interface | PCIe 4.0 x8 | PCIe 3.0 x16 |
| Successor | Navi III | Navi |
| Current price | — | Amazon / Newegg |
| Reviews | — | 23 in our database |
Clocks
| Base clock | 1626 MHz | 1156 MHz |
|---|---|---|
| Boost clock | 2491 MHz | 1471 MHz |
| Memory clock | 1750 MHz 14 Gbps effective | 800 MHz 1600 Mbps effective |
| Game clock | 2044 MHz | — |
| SOC clock | — | 960 MHz |
Memory Configuration
| Memory size | 8 GB | 8 GB |
|---|---|---|
| Memory type | GDDR6 | HBM2 |
| Memory bus width | 128 bit | 2048 bit |
| Bandwidth | 224.0 GB/s | 409.6 GB/s |
Render Configuration
| Shading units | 1792 | 3584 |
|---|---|---|
| TMUs | 112 | 224 |
| ROPs | 64 | 64 |
| Compute units | 28 | 56 |
| RT cores | 28 | — |
| gpu.details.l0-cache | 32 KB per WGP | — |
| Cache L1 | 128 KB per Array | 16 KB (per CU) |
| Cache L2 | 2 MB | 4 MB |
| gpu.details.l3-cache | 32 MB | — |
Performance
| Pixel rate | 159.4 GPixel/s | 94.14 GPixel/s |
|---|---|---|
| Texture rate | 279.0 GTexel/s | 329.5 GTexel/s |
| FP16 (half) performance | 17.86 TFLOPS (2:1) | 21.09 TFLOPS (2:1) |
| FP32 (float) performance | 8.928 TFLOPS | 10.54 TFLOPS |
| FP64 (double) performance | 558.0 GFLOPS (1:16) | 659.0 GFLOPS (1:16) |
Dimensions & Outputs
| Slot width | Dual-slot | Dual-slot |
|---|---|---|
| TDP | 132 W | 210 W |
| Suggested PSU | 300 W | 550 W |
| Outputs | 1x HDMI3x DisplayPort | 1x HDMI3x DisplayPort |
| Power connectors | 1x 8-pin | 2x 8-pin |
| Length | 190 mm 7.5 inches | 280 mm 11 inches |
| Width | 110 mm 4.3 inches | 111 mm 4.4 inches |
| Height | 40 mm 1.6 inches | 40 mm 1.6 inches |
| Board number | — | D050-57 |
API Support & Features
| DirectX | 12.0 Ultimate (12_2) | 12 (12_1) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 2.1 |
| Vulkan | 1.2 | 1.2 |
| Shader model | 6.5 | 6.4 |
