GPU model | Tahiti | Tahiti |
---|---|---|
GPU variant | Tahiti PRO (215-0821056) | Tahiti XTL (215-0821065) |
Architecture | GCN 1.0 | GCN 1.0 |
Foundry | TSMC | TSMC |
Manufacturing process | 28 nm | 28 nm |
Number of transistors | 4,313 million | 4,313 million |
Die size | 352 mm² | 352 mm² |
Release date | Jan 31st, 2012 | Oct 8th, 2013 |
---|---|---|
Generation | Southern Islands | Volcanic Islands |
Production | End-of-life | End-of-life |
Launch price | 449 USD | 299 USD |
Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
Reviews | 118 in our database | 105 in our database |
Predecessor | Northern Islands | Sea Islands |
Successor | Sea Islands | Pirate Islands |
GPU clock | 800 MHz | — |
---|---|---|
Memory clock | 1250 MHz 5 Gbps effective | 1500 MHz 6 Gbps effective |
Base clock | — | 850 MHz |
Boost clock | — | 1000 MHz |
Memory size | 3 GB | 3 GB |
---|---|---|
Memory type | GDDR5 | GDDR5 |
Memory bus width | 384 bit | 384 bit |
Bandwidth | 240.0 GB/s | 288.0 GB/s |
Shading units | 1792 | 2048 |
---|---|---|
TMUs | 112 | 128 |
ROPs | 32 | 32 |
Compute units | 28 | 32 |
Cache L1 | 16 KB (per CU) | 16 KB (per CU) |
Cache L2 | 768 KB | 768 KB |
Pixel rate | 25.60 GPixel/s | 32.00 GPixel/s |
---|---|---|
Texture rate | 89.60 GTexel/s | 128.0 GTexel/s |
FP32 (float) performance | 2.867 TFLOPS | 4.096 TFLOPS |
FP64 (double) performance | 716.8 GFLOPS (1:4) | 1,024 GFLOPS (1:4) |
Slot width | Dual-slot | Dual-slot |
---|---|---|
Length | 278 mm 10.9 inches | 275 mm 10.8 inches |
Width | 111 mm 4.4 inches | 109 mm 4.3 inches |
Height | 38 mm 1.5 inches | 36 mm 1.4 inches |
TDP | 200 W | 250 W |
Suggested PSU | 550 W | 600 W |
Outputs | 1x DVI1x HDMI2x mini-DisplayPort | 2x DVI1x HDMI1x DisplayPort |
Power connectors | 2x 6-pin | 1x 6-pin + 1x 8-pin |
Board number | C386-37 | C386 |
DirectX | 12 (11_1) | 12 (11_1) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 1.2 | 1.2 |
Vulkan | 1.2 | 1.2 |
Shader model | 5.1 | 5.1 |