GPU model | Hawaii | Polaris 20 |
---|---|---|
GPU variant | Hawaii PRO (215-0852020) | Polaris 20 XL (215-0910052) |
Architecture | GCN 2.0 | GCN 4.0 |
Foundry | TSMC | GlobalFoundries |
Manufacturing process | 28 nm | 14 nm |
Number of transistors | 6,200 million | 5,700 million |
Die size | 438 mm² | 232 mm² |
Release date | Nov 5th, 2013 | Apr 18th, 2017 |
---|---|---|
Generation | Volcanic Islands | Polaris |
Production | End-of-life | Active |
Launch price | 399 USD | 169 USD |
Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
Reviews | 69 in our database | 29 in our database |
Predecessor | Sea Islands | Arctic Islands |
Successor | Pirate Islands | Vega |
Current price | — | Amazon / Newegg |
GPU clock | 947 MHz | — |
---|---|---|
Memory clock | 1250 MHz 5 Gbps effective | 1750 MHz 7 Gbps effective |
Base clock | — | 1168 MHz |
Boost clock | — | 1244 MHz |
Memory size | 4 GB | 4 GB |
---|---|---|
Memory type | GDDR5 | GDDR5 |
Memory bus width | 512 bit | 256 bit |
Bandwidth | 320.0 GB/s | 224.0 GB/s |
Shading units | 2560 | 2048 |
---|---|---|
TMUs | 160 | 128 |
ROPs | 64 | 32 |
Compute units | 40 | 32 |
Cache L1 | 16 KB (per CU) | 16 KB (per CU) |
Cache L2 | 1024 KB | 2 MB |
Pixel rate | 60.61 GPixel/s | 39.81 GPixel/s |
---|---|---|
Texture rate | 151.5 GTexel/s | 159.2 GTexel/s |
FP32 (float) performance | 4.849 TFLOPS | 5.095 TFLOPS |
FP64 (double) performance | 606.1 GFLOPS (1:8) | 318.5 GFLOPS (1:16) |
FP16 (half) performance | — | 5.095 TFLOPS (1:1) |
Slot width | Dual-slot | Dual-slot |
---|---|---|
Length | 275 mm 10.8 inches | 241 mm 9.5 inches |
Width | 109 mm 4.3 inches | — |
Height | 36 mm 1.4 inches | — |
TDP | 275 W | 150 W |
Suggested PSU | 600 W | 450 W |
Outputs | 2x DVI1x HDMI1x DisplayPort | 1x DVI1x HDMI3x DisplayPort |
Power connectors | 1x 6-pin + 1x 8-pin | 1x 6-pin |
Board number | C671-57 | C940, D000 |
DirectX | 12 (12_0) | 12 (12_0) |
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OpenGL | 4.6 | 4.6 |
OpenCL | 2.0 | 2.1 |
Vulkan | 1.2 | 1.2 |
Shader model | 6.3 | 6.4 |