GPU model | Hainan | RV770 |
---|---|---|
Architecture | GCN 1.0 | TeraScale |
Foundry | TSMC | TSMC |
Manufacturing process | 28 nm | 55 nm |
Number of transistors | 690 million | 956 million |
Die size | 56 mm² | 256 mm² |
GPU variant | — | RV770 LE (215-0669075) |
Release date | May 5th, 2015 | Oct 21st, 2008 |
---|---|---|
Generation | Pirate Islands | Radeon R700 |
Production | End-of-life | End-of-life |
Interface | PCIe 3.0 x8 | PCIe 2.0 x16 |
Predecessor | Volcanic Islands | Radeon R600 |
Successor | Arctic Islands | Evergreen |
Launch price | — | 130 USD |
Reviews | — | 43 in our database |
Base clock | 830 MHz | — |
---|---|---|
Boost clock | 855 MHz | — |
Memory clock | 900 MHz 1800 Mbps effective | 900 MHz 1800 Mbps effective |
GPU clock | — | 575 MHz |
Memory size | 2 GB | 512 MB |
---|---|---|
Memory type | DDR3 | GDDR3 |
Memory bus width | 64 bit | 256 bit |
Bandwidth | 14.40 GB/s | 57.60 GB/s |
Shading units | 320 | 640 |
---|---|---|
TMUs | 20 | 32 |
ROPs | 8 | 16 |
Compute units | 5 | 8 |
Cache L1 | 16 KB (per CU) | 16 KB (per CU) |
Cache L2 | 128 KB | 256 KB |
Pixel rate | 6.840 GPixel/s | 9.200 GPixel/s |
---|---|---|
Texture rate | 17.10 GTexel/s | 18.40 GTexel/s |
FP32 (float) performance | 547.2 GFLOPS | 736.0 GFLOPS |
FP64 (double) performance | — | 147.2 GFLOPS (1:5) |
Slot width | Single-slot | Single-slot |
---|---|---|
TDP | 50 W | 95 W |
Suggested PSU | 250 W | 250 W |
Outputs | No outputs | 2x DVI1x S-Video |
Power connectors | None | 1x 6-pin |
Length | — | 246 mm 9.7 inches |
Width | — | 111 mm 4.4 inches |
Height | — | 20 mm 0.8 inches |
Board number | — | B501-31 |
DirectX | 12 (11_1) | 10.1 (10_1) |
---|---|---|
OpenGL | 4.6 | 3.3 |
OpenCL | 1.2 | 1.1 |
Vulkan | 1.2 | — |
Shader model | 5.1 | 4.1 |