GPU model | Polaris 20 | Sandy Bridge GT2 |
---|---|---|
GPU variant | Polaris 20 XTX (215-0910038) | — |
Architecture | GCN 4.0 | Generation 6.0 |
Foundry | GlobalFoundries | Intel |
Manufacturing process | 14 nm | 32 nm |
Number of transistors | 5,700 million | 624 million |
Die size | 232 mm² | 149 mm² |
Release date | Apr 18th, 2017 | — |
---|---|---|
Generation | Polaris | — |
Production | Active | — |
Launch price | 229 USD | — |
Current price | Amazon / Newegg | — |
Interface | PCIe 3.0 x16 | — |
Reviews | 52 in our database | — |
Predecessor | Arctic Islands | — |
Successor | Vega | — |
Base clock | 1257 MHz | 350 MHz |
---|---|---|
Boost clock | 1340 MHz | 1000 MHz |
Memory clock | 2000 MHz 8 Gbps effective | System Shared |
Memory size | 8 GB | System Shared |
---|---|---|
Memory type | GDDR5 | System Shared |
Memory bus width | 256 bit | System Shared |
Bandwidth | 256.0 GB/s | System Dependent |
Shading units | 2304 | 96 |
---|---|---|
TMUs | 144 | 12 |
ROPs | 32 | 2 |
Compute units | 36 | — |
Cache L1 | 16 KB (per CU) | — |
Cache L2 | 2 MB | — |
Execution units | — | 12 |
Pixel rate | 42.88 GPixel/s | 2.000 GPixel/s |
---|---|---|
Texture rate | 193.0 GTexel/s | 12.00 GTexel/s |
FP16 (half) performance | 6.175 TFLOPS (1:1) | — |
FP32 (float) performance | 6.175 TFLOPS | 192.0 GFLOPS |
FP64 (double) performance | 385.9 GFLOPS (1:16) | — |
Slot width | Dual-slot | IGP |
---|---|---|
Length | 241 mm 9.5 inches | — |
TDP | 185 W | unknown |
Suggested PSU | 450 W | — |
Outputs | 1x HDMI3x DisplayPort | No outputs |
Power connectors | 1x 8-pin | — |
Board number | C940, D009-04 | — |
DirectX | 12 (12_0) | 11.1 (10_1) |
---|---|---|
OpenGL | 4.6 | 3.1 |
OpenCL | 2.1 | — |
Vulkan | 1.2 | — |
Shader model | 6.4 | 4.1 |
Release date | — | Feb 1st, 2011 |
---|---|---|
Generation | — | HD Graphics-M (Sandy Bridge) |
Production | — | End-of-life |
Interface | — | Ring Bus |
Reviews | — | 1 in our database |