GPU model | Oberon | Polaris 20 |
---|---|---|
Architecture | RDNA 2.0 | GCN 4.0 |
Foundry | TSMC | GlobalFoundries |
Manufacturing process | 7 nm | 14 nm |
Number of transistors | unknown | 5,700 million |
Die size | 308 mm² | 232 mm² |
GPU variant | CXD90044GB | Polaris 20 XTX (215-0910038) |
Release date | Nov 12th, 2020 | Apr 18th, 2017 |
---|---|---|
Generation | Console GPU | Polaris |
Production | Active | Active |
Launch price | 499 USD | 229 USD |
Interface | IGP | PCIe 3.0 x16 |
Current price | — | Amazon / Newegg |
Reviews | — | 52 in our database |
Predecessor | — | Arctic Islands |
Successor | — | Vega |
GPU clock | 2233 MHz | — |
---|---|---|
Memory clock | 1750 MHz 14 Gbps effective | 2000 MHz 8 Gbps effective |
Base clock | — | 1257 MHz |
Boost clock | — | 1340 MHz |
Memory size | 16 GB | 8 GB |
---|---|---|
Memory type | GDDR6 | GDDR5 |
Memory bus width | 256 bit | 256 bit |
Bandwidth | 448.0 GB/s | 256.0 GB/s |
Shading units | 2304 | 2304 |
---|---|---|
TMUs | 144 | 144 |
ROPs | 64 | 32 |
Compute units | 36 | 36 |
Cache L2 | 4 MB | 2 MB |
Cache L1 | — | 16 KB (per CU) |
Pixel rate | 142.9 GPixel/s | 42.88 GPixel/s |
---|---|---|
Texture rate | 321.6 GTexel/s | 193.0 GTexel/s |
FP16 (half) performance | 20.58 TFLOPS (2:1) | 6.175 TFLOPS (1:1) |
FP32 (float) performance | 10.29 TFLOPS | 6.175 TFLOPS |
FP64 (double) performance | 643.1 GFLOPS (1:16) | 385.9 GFLOPS (1:16) |
Slot width | IGP | Dual-slot |
---|---|---|
Length | 390 mm 15.4 inches | 241 mm 9.5 inches |
Width | 260 mm 10.2 inches | — |
Height | 104 mm 4.1 inches | — |
TDP | 180 W | 185 W |
Suggested PSU | 450 W | 450 W |
Outputs | No outputs | 1x HDMI3x DisplayPort |
Power connectors | None | 1x 8-pin |
Weight | 4.5 kg (9.9 lbs) | — |
Board number | — | C940, D009-04 |
DirectX | — | 12 (12_0) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 1.2 | 2.1 |
Vulkan | 1.2 | 1.2 |
Shader model | 6.5 | 6.4 |