GPU model | Pitcairn | Navi 14 |
---|---|---|
GPU variant | Pitcairn XT (215-0828047) | Navi 14 XTM |
Architecture | GCN 1.0 | RDNA 1.0 |
Foundry | TSMC | TSMC |
Manufacturing process | 28 nm | 7 nm |
Number of transistors | 2,800 million | 6,400 million |
Die size | 212 mm² | 158 mm² |
Release date | Mar 5th, 2012 | — |
---|---|---|
Generation | Southern Islands | — |
Production | End-of-life | — |
Launch price | 349 USD | — |
Interface | PCIe 3.0 x16 | — |
Reviews | 95 in our database | — |
Predecessor | Northern Islands | — |
Successor | Sea Islands | — |
GPU clock | 1000 MHz | — |
---|---|---|
Memory clock | 1200 MHz 4.8 Gbps effective | 1750 MHz 14 Gbps effective |
Base clock | — | 1375 MHz |
Game clock | — | 1448 MHz |
Boost clock | — | 1645 MHz |
Memory size | 2 GB | 4 GB |
---|---|---|
Memory type | GDDR5 | GDDR6 |
Memory bus width | 256 bit | 128 bit |
Bandwidth | 153.6 GB/s | 224.0 GB/s |
Shading units | 1280 | 1408 |
---|---|---|
TMUs | 80 | 88 |
ROPs | 32 | 32 |
Compute units | 20 | 22 |
Cache L1 | 16 KB (per CU) | — |
Cache L2 | 512 KB | 2 MB |
Pixel rate | 32.00 GPixel/s | 52.64 GPixel/s |
---|---|---|
Texture rate | 80.00 GTexel/s | 144.8 GTexel/s |
FP32 (float) performance | 2.560 TFLOPS | 4.632 TFLOPS |
FP64 (double) performance | 160.0 GFLOPS (1:16) | 289.5 GFLOPS (1:16) |
FP16 (half) performance | — | 9.265 TFLOPS (2:1) |
Slot width | Dual-slot | — |
---|---|---|
Length | 241 mm 9.5 inches | — |
TDP | 175 W | 85 W |
Suggested PSU | 450 W | — |
Outputs | 1x DVI1x HDMI2x mini-DisplayPort | No outputs |
Power connectors | 2x 6-pin | None |
Board number | C401-47 | — |
DirectX | 12 (11_1) | 12 (12_1) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 1.2 | 2.1 |
Vulkan | 1.2 | 1.2 |
Shader model | 5.1 | 6.5 |
Release date | — | Oct 7th, 2019 |
---|---|---|
Generation | — | Mobility Radeon (Navi) |
Successor | — | Mobility Radeon |
Production | — | Active |
Interface | — | PCIe 4.0 x8 |
Predecessor | — | Crystal System |