GPU model | Cypress | RS780 |
---|---|---|
GPU variant | Cypress PRO GL | RS780M |
Architecture | TeraScale 2 | TeraScale |
Foundry | TSMC | — |
Manufacturing process | 40 nm | 65 nm |
Number of transistors | 2,154 million | 180 million |
Die size | 334 mm² | 85 mm² |
Release date | Jun 1st, 2010 | — |
---|---|---|
Generation | FireStream | — |
Production | End-of-life | — |
Interface | PCIe 2.0 x16 | — |
GPU clock | 700 MHz | 350 MHz |
---|---|---|
Memory clock | 1000 MHz 4 Gbps effective | System Shared |
Memory size | 2 GB | System Shared |
---|---|---|
Memory type | GDDR5 | System Shared |
Memory bus width | 256 bit | System Shared |
Bandwidth | 128.0 GB/s | System Dependent |
Shading units | 1440 | 40 |
---|---|---|
TMUs | 72 | 4 |
ROPs | 32 | 4 |
Compute units | 18 | 2 |
Cache L1 | 8 KB (per CU) | — |
Cache L2 | 512 KB | — |
Pixel rate | 22.40 GPixel/s | 1.400 GPixel/s |
---|---|---|
Texture rate | 50.40 GTexel/s | 1.400 GTexel/s |
FP32 (float) performance | 2.016 TFLOPS | 28.00 GFLOPS |
FP64 (double) performance | 403.2 GFLOPS (1:5) | — |
Slot width | Single-slot | IGP |
---|---|---|
Length | 241 mm 9.5 inches | — |
Width | 111 mm 4.4 inches | — |
TDP | 150 W | unknown |
Suggested PSU | 450 W | — |
Outputs | 1x DisplayPort | No outputs |
Power connectors | 1x 6-pin | None |
DirectX | 11.2 (11_0) | 10.0 (10_0) |
---|---|---|
OpenGL | 4.4 | 3.3 |
OpenCL | 1.2 | 1.0 |
Vulkan | — | — |
Shader model | 5.0 | 4.1 |
Release date | — | Aug 15th, 2008 |
---|---|---|
Generation | — | Radeon IGP (Mobility HD 3000) |
Production | — | End-of-life |
Interface | — | PCIe 1.0 x16 |