GPU model | Polaris 20 | G92 |
---|---|---|
GPU variant | Polaris 20 XL (215-0910052) | — |
Architecture | GCN 4.0 | Tesla |
Foundry | GlobalFoundries | TSMC |
Manufacturing process | 14 nm | 65 nm |
Number of transistors | 5,700 million | 754 million |
Die size | 232 mm² | 324 mm² |
Release date | Jun 5th, 2017 | — |
---|---|---|
Generation | Radeon Pro Mac (500 Series) | — |
Production | Active | — |
Interface | PCIe 3.0 x16 | — |
GPU clock | 1096 MHz | 580 MHz |
---|---|---|
Memory clock | 1695 MHz 6.8 Gbps effective | 700 MHz 1400 Mbps effective |
Shader clock | — | 1450 MHz |
Memory size | 4 GB | 512 MB |
---|---|---|
Memory type | GDDR5 | GDDR3 |
Memory bus width | 256 bit | 256 bit |
Bandwidth | 217.0 GB/s | 44.80 GB/s |
Shading units | 2048 | 96 |
---|---|---|
TMUs | 128 | 48 |
ROPs | 32 | 16 |
Compute units | 32 | — |
Cache L1 | 16 KB (per CU) | — |
Cache L2 | 2 MB | 64 KB |
SM count | — | 12 |
Pixel rate | 35.07 GPixel/s | 9.280 GPixel/s |
---|---|---|
Texture rate | 140.3 GTexel/s | 27.84 GTexel/s |
FP16 (half) performance | 4.489 TFLOPS (1:1) | — |
FP32 (float) performance | 4.489 TFLOPS | 278.4 GFLOPS |
FP64 (double) performance | 280.6 GFLOPS (1:16) | — |
Slot width | IGP | Dual-slot |
---|---|---|
TDP | 150 W | 140 W |
Outputs | No outputs | 2x DVI1x S-Video |
Power connectors | None | 1x 6-pin |
Length | — | 267 mm 10.5 inches |
Suggested PSU | — | 300 W |
Board number | — | P393 |
DirectX | 12 (12_0) | 11.1 (10_0) |
---|---|---|
OpenGL | 4.6 | 3.3 |
OpenCL | 2.1 | 1.1 |
Vulkan | 1.2 | — |
Shader model | 6.4 | 4.0 |
CUDA | — | 1.1 |
Release date | — | May 27th, 2009 |
---|---|---|
Generation | — | GeForce 9 |
Production | — | End-of-life |
Interface | — | PCIe 2.0 x16 |
Predecessor | — | GeForce 8 |
Successor | — | GeForce 200 |