GPU model | Cayman | Bonaire |
---|---|---|
GPU variant | Cayman XT (215-0807007) | Bonaire XT (215-0839039) |
Architecture | TeraScale 3 | GCN 2.0 |
Foundry | TSMC | TSMC |
Manufacturing process | 40 nm | 28 nm |
Number of transistors | 2,640 million | 2,080 million |
Die size | 389 mm² | 160 mm² |
Release date | Dec 14th, 2010 | Dec 21st, 2013 |
---|---|---|
Generation | Northern Islands | Volcanic Islands |
Production | End-of-life | End-of-life |
Launch price | 369 USD | — |
Interface | PCIe 2.0 x16 | PCIe 3.0 x16 |
Reviews | 80 in our database | — |
Predecessor | Evergreen | Sea Islands |
Successor | Southern Islands | Pirate Islands |
GPU clock | 880 MHz | 1100 MHz |
---|---|---|
Memory clock | 1375 MHz 5.5 Gbps effective | 1625 MHz 6.5 Gbps effective |
Memory size | 2 GB | 1024 MB |
---|---|---|
Memory type | GDDR5 | GDDR5 |
Memory bus width | 256 bit | 128 bit |
Bandwidth | 176.0 GB/s | 104.0 GB/s |
Shading units | 1536 | 896 |
---|---|---|
TMUs | 96 | 56 |
ROPs | 32 | 16 |
Compute units | 24 | 14 |
Cache L1 | 8 KB (per CU) | 16 KB (per CU) |
Cache L2 | 512 KB | 256 KB |
Pixel rate | 28.16 GPixel/s | 17.60 GPixel/s |
---|---|---|
Texture rate | 84.48 GTexel/s | 61.60 GTexel/s |
FP32 (float) performance | 2.703 TFLOPS | 1.971 TFLOPS |
FP64 (double) performance | 675.8 GFLOPS (1:4) | 123.2 GFLOPS (1:16) |
Slot width | Dual-slot | Dual-slot |
---|---|---|
Length | 286 mm 11.3 inches | 183 mm 7.2 inches |
Width | 126 mm 5 inches | — |
Height | 42 mm 1.7 inches | — |
TDP | 250 W | 85 W |
Suggested PSU | 600 W | 250 W |
Outputs | 2x DVI1x HDMI2x mini-DisplayPort | 1x DVI1x HDMI2x mini-DisplayPort |
Power connectors | 1x 6-pin + 1x 8-pin | 1x 6-pin |
Board number | C200-47 | — |
DirectX | 11.2 (11_0) | 12 (12_0) |
---|---|---|
OpenGL | 4.4 | 4.6 |
OpenCL | 1.2 | 2.0 |
Vulkan | — | 1.2 |
Shader model | 5.0 | 6.3 |