GPU model | Tonga | Polaris 22 |
---|---|---|
GPU variant | Tonga PRO (215-0851128) | VegaM XT (C7398773) |
Architecture | GCN 3.0 | GCN 4.0 |
Foundry | TSMC | GlobalFoundries |
Manufacturing process | 28 nm | 14 nm |
Number of transistors | 5,000 million | 5,000 million |
Die size | 366 mm² | 208 mm² |
Release date | Sep 2nd, 2014 | — |
---|---|---|
Generation | Volcanic Islands | — |
Production | End-of-life | — |
Launch price | 249 USD | — |
Interface | PCIe 3.0 x16 | — |
Reviews | 59 in our database | — |
Predecessor | Sea Islands | — |
Successor | Pirate Islands | — |
GPU clock | 918 MHz | — |
---|---|---|
Memory clock | 1375 MHz 5.5 Gbps effective | 800 MHz 1600 Mbps effective |
Base clock | — | 1063 MHz |
Boost clock | — | 1190 MHz |
Memory size | 2 GB | 4 GB |
---|---|---|
Memory type | GDDR5 | HBM2 |
Memory bus width | 256 bit | 1024 bit |
Bandwidth | 176.0 GB/s | 204.8 GB/s |
Shading units | 1792 | 1536 |
---|---|---|
TMUs | 112 | 96 |
ROPs | 32 | 64 |
Compute units | 28 | 24 |
Cache L1 | 16 KB (per CU) | 16 KB (per CU) |
Cache L2 | 512 KB | 1024 KB |
Pixel rate | 29.38 GPixel/s | 76.16 GPixel/s |
---|---|---|
Texture rate | 102.8 GTexel/s | 114.2 GTexel/s |
FP16 (half) performance | 3.290 TFLOPS (1:1) | 3.656 TFLOPS (1:1) |
FP32 (float) performance | 3.290 TFLOPS | 3.656 TFLOPS |
FP64 (double) performance | 205.6 GFLOPS (1:16) | 228.5 GFLOPS (1:16) |
Slot width | Dual-slot | IGP |
---|---|---|
Length | 221 mm 8.7 inches | — |
Width | 109 mm 4.3 inches | — |
Height | 36 mm 1.4 inches | — |
TDP | 190 W | 100 W |
Suggested PSU | 450 W | — |
Outputs | 2x DVI1x HDMI1x DisplayPort | No outputs |
Power connectors | 2x 6-pin | — |
Board number | C766 | — |
DirectX | 12 (12_0) | 12 (12_0) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 2.0 | 2.1 |
Vulkan | 1.2 | 1.2 |
Shader model | 6.3 | 6.4 |
Release date | — | Feb 1st, 2018 |
---|---|---|
Generation | — | Vega (Vega M) |
Production | — | Active |
Interface | — | IGP |