GPU model | Tahiti | GM204 |
---|---|---|
GPU variant | Tahiti XT2 (215-0821065) | — |
Architecture | GCN 1.0 | Maxwell 2.0 |
Foundry | TSMC | TSMC |
Manufacturing process | 28 nm | 28 nm |
Number of transistors | 4,313 million | 5,200 million |
Die size | 352 mm² | 398 mm² |
Release date | Jun 22nd, 2012 | Aug 30th, 2015 |
---|---|---|
Generation | Southern Islands | GRID |
Production | End-of-life | End-of-life |
Launch price | 499 USD | — |
Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
Reviews | 191 in our database | — |
Predecessor | Northern Islands | — |
Successor | Sea Islands | — |
Base clock | 1000 MHz | 557 MHz |
---|---|---|
Boost clock | 1050 MHz | 1178 MHz |
Memory clock | 1500 MHz 6 Gbps effective | 1253 MHz 5 Gbps effective |
Memory size | 3 GB | 2 GB |
---|---|---|
Memory type | GDDR5 | GDDR5 |
Memory bus width | 384 bit | 256 bit |
Bandwidth | 288.0 GB/s | 160.4 GB/s |
Shading units | 2048 | 2048 |
---|---|---|
TMUs | 128 | 128 |
ROPs | 32 | 64 |
Compute units | 32 | — |
Cache L1 | 16 KB (per CU) | 48 KB (per SMM) |
Cache L2 | 768 KB | 2 MB |
SMM count | — | 16 |
Pixel rate | 33.60 GPixel/s | 75.39 GPixel/s |
---|---|---|
Texture rate | 134.4 GTexel/s | 150.8 GTexel/s |
FP32 (float) performance | 4.301 TFLOPS | 4.825 TFLOPS |
FP64 (double) performance | 1,075 GFLOPS (1:4) | 150.8 GFLOPS (1:32) |
Slot width | Dual-slot | Dual-slot |
---|---|---|
Length | 275 mm 10.8 inches | 267 mm 10.5 inches |
Width | 111 mm 4.4 inches | — |
Height | 38 mm 1.5 inches | — |
TDP | 300 W | 225 W |
Suggested PSU | 700 W | 550 W |
Outputs | 1x DVI1x HDMI2x mini-DisplayPort | No outputs |
Power connectors | 1x 6-pin + 1x 8-pin | 1x 8-pin |
Board number | C386-37 | — |
DirectX | 12 (11_1) | 12 (12_1) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 1.2 | 3.0 |
Vulkan | 1.2 | 1.1 |
Shader model | 5.1 | 6.4 |
CUDA | — | 5.2 |