AMD Radeon RX 6500 XT vs NVIDIA GeForce RTX 3080
Graphics Processor
| GPU model | Navi 24 | GA102 |
|---|---|---|
| Architecture | RDNA 2.0 | Ampere |
| Foundry | TSMC | Samsung |
| Manufacturing process | 7 nm | 8 nm |
| Number of transistors | unknown | 28,300 million |
| Die size | unknown | 628 mm² |
| GPU variant | — | GA102-200-KD-A1 |
Graphics Card
| Release date | Unknown | Sep 1st, 2020 |
|---|---|---|
| Generation | Navi II | GeForce 30 |
| Predecessor | Navi | GeForce 20 |
| Successor | Navi III | — |
| Production | Unreleased | Active |
| Interface | PCIe 4.0 x8 | PCIe 4.0 x16 |
| Launch price | — | 699 USD |
| gpu.details.availability | — | Sep 17th, 2020 |
| Current price | — | Amazon / Newegg |
| Reviews | — | 99 in our database |
Clocks
| Base clock | 2200 MHz | 1440 MHz |
|---|---|---|
| Boost clock | 2500 MHz | 1710 MHz |
| Memory clock | 2000 MHz 16 Gbps effective | 1188 MHz 19 Gbps effective |
Memory Configuration
| Memory size | 4 GB | 10 GB |
|---|---|---|
| Memory type | GDDR6 | GDDR6X |
| Memory bus width | 64 bit | 320 bit |
| Bandwidth | 128.0 GB/s | 760.3 GB/s |
Render Configuration
| Shading units | 1024 | 8704 |
|---|---|---|
| TMUs | 64 | 272 |
| ROPs | 32 | 96 |
| Compute units | 16 | — |
| RT cores | 16 | 68 |
| gpu.details.l0-cache | 32 KB per WGP | — |
| Cache L1 | 128 KB per Array | 128 KB (per SM) |
| Cache L2 | 1024 KB | 5 MB |
| gpu.details.l3-cache | 16 MB | — |
| SM count | — | 68 |
| Tensor cores | — | 272 |
Performance
| Pixel rate | 80.00 GPixel/s | 164.2 GPixel/s |
|---|---|---|
| Texture rate | 160.0 GTexel/s | 465.1 GTexel/s |
| FP16 (half) performance | 10.24 TFLOPS (2:1) | 29.77 TFLOPS (1:1) |
| FP32 (float) performance | 5.120 TFLOPS | 29.77 TFLOPS |
| FP64 (double) performance | 320.0 GFLOPS (1:16) | 465.1 GFLOPS (1:64) |
Dimensions & Outputs
| Slot width | Dual-slot | Dual-slot |
|---|---|---|
| TDP | 100 W | 320 W |
| Suggested PSU | 300 W | 700 W |
| Outputs | 1x HDMI2x DisplayPort | 1x HDMI3x DisplayPort |
| Power connectors | 1x 6-pin | 1x 12-pin |
| Length | — | 285 mm 11.2 inches |
| Board number | — | PG132 SKU 30 |
| Width | — | 112 mm 4.4 inches |
| Height | — | 40 mm 1.6 inches |
API Support & Features
| DirectX | 12 Ultimate (12_2) | 12 Ultimate (12_2) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 3.0 |
| Vulkan | 1.2 | 1.2 |
| Shader model | 6.6 | 6.6 |
| CUDA | — | 8.6 |
