GPU model | Pitcairn | Spectre |
---|---|---|
GPU variant | Pitcairn PRO (215-0828062) | — |
Architecture | GCN 1.0 | GCN 2.0 |
Foundry | TSMC | GlobalFoundries |
Manufacturing process | 28 nm | 28 nm |
Number of transistors | 2,800 million | 2,410 million |
Die size | 212 mm² | 245 mm² |
Release date | Mar 5th, 2012 | — |
---|---|---|
Generation | Southern Islands | — |
Production | End-of-life | — |
Launch price | 249 USD | — |
Interface | PCIe 3.0 x16 | — |
Reviews | 71 in our database | — |
Predecessor | Northern Islands | — |
Successor | Sea Islands | — |
GPU clock | 860 MHz | 720 MHz |
---|---|---|
Memory clock | 1200 MHz 4.8 Gbps effective | System Shared |
Memory size | 2 GB | System Shared |
---|---|---|
Memory type | GDDR5 | System Shared |
Memory bus width | 256 bit | System Shared |
Bandwidth | 153.6 GB/s | System Dependent |
Shading units | 1024 | 512 |
---|---|---|
TMUs | 64 | 32 |
ROPs | 32 | 8 |
Compute units | 16 | 8 |
Cache L1 | 16 KB (per CU) | — |
Cache L2 | 512 KB | — |
Pixel rate | 27.52 GPixel/s | 5.760 GPixel/s |
---|---|---|
Texture rate | 55.04 GTexel/s | 23.04 GTexel/s |
FP32 (float) performance | 1.761 TFLOPS | 737.3 GFLOPS |
FP64 (double) performance | 110.1 GFLOPS (1:16) | 46.08 GFLOPS (1:16) |
Slot width | Dual-slot | IGP |
---|---|---|
Length | 210 mm 8.3 inches | — |
TDP | 130 W | 65 W |
Suggested PSU | 300 W | — |
Outputs | 1x DVI1x HDMI2x mini-DisplayPort | No outputs |
Power connectors | 1x 6-pin | — |
Board number | C401-47 | — |
DirectX | 12 (11_1) | 12 (12_0) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 1.2 | 2.0 |
Vulkan | 1.2 | 1.2 |
Shader model | 5.1 | 6.0 |
Release date | — | Jan 11th, 2014 |
---|---|---|
Generation | — | Kaveri (Rx 200) |
Production | — | End-of-life |
Interface | — | IGP |
Predecessor | — | Mullins |
Successor | — | Bristol Ridge |