GPU model | Cayman | Oland |
---|---|---|
GPU variant | Cayman LE WS | — |
Architecture | TeraScale 3 | GCN 1.0 |
Foundry | TSMC | TSMC |
Manufacturing process | 40 nm | 28 nm |
Number of transistors | 2,640 million | 950 million |
Die size | 389 mm² | 77 mm² |
Release date | May 24th, 2011 | Nov 1st, 2013 |
---|---|---|
Generation | FirePro | Volcanic Islands |
Production | End-of-life | End-of-life |
Interface | PCIe 2.0 x16 | PCIe 3.0 x8 |
Predecessor | — | Sea Islands |
Successor | — | Pirate Islands |
GPU clock | 600 MHz | — |
---|---|---|
Memory clock | 500 MHz 2 Gbps effective | 900 MHz 1800 Mbps effective |
Base clock | — | 730 MHz |
Boost clock | — | 780 MHz |
Memory size | 2 GB | 2 GB |
---|---|---|
Memory type | GDDR5 | DDR3 |
Memory bus width | 256 bit | 128 bit |
Bandwidth | 64.00 GB/s | 28.80 GB/s |
Shading units | 512 | 320 |
---|---|---|
TMUs | 32 | 20 |
ROPs | 32 | 8 |
Compute units | 8 | 5 |
Cache L1 | 8 KB (per CU) | 16 KB (per CU) |
Cache L2 | 512 KB | 256 KB |
Pixel rate | 19.20 GPixel/s | 6.240 GPixel/s |
---|---|---|
Texture rate | 19.20 GTexel/s | 15.60 GTexel/s |
FP32 (float) performance | 614.4 GFLOPS | 499.2 GFLOPS |
FP64 (double) performance | 153.6 GFLOPS (1:4) | 31.20 GFLOPS (1:16) |
Slot width | Single-slot | Single-slot |
---|---|---|
Length | 229 mm 9 inches | — |
Width | 112 mm 4.4 inches | — |
Height | 19 mm 0.7 inches | — |
TDP | 75 W | 50 W |
Suggested PSU | 250 W | 250 W |
Outputs | 1x DVI | 1x DVI1x HDMI1x VGA |
Power connectors | None | None |
Board number | C203-04 | C552 |
DirectX | 11.2 (11_0) | 12 (11_1) |
---|---|---|
OpenGL | 4.4 | 4.6 |
OpenCL | 1.2 | 1.2 |
Vulkan | — | 1.2 |
Shader model | 5.0 | 5.1 |