Architecture
AMD GCN 2.0 28nm
Most Powerful Variant
Grenada XT
Cores : TMUs : ROPs
2816 : 176 : 64
Typical Memory Size
8192 MB
Typical Memory Bus
512 -bit
Hawaii GPU
Overview
Manufacturer
AMD
Release Date
June 16th, 2015
Graphics Processing Unit
Architecture
GCN 2.0
Fabrication Process
28 nm
Die Size
438 mm2
Transistors Count
6.3B
Stream Processors
2816
TMUs
176
ROPs
64
Clocks
Base Clock
1050 MHz
Memory Configuration
Memory Size
8192 MB
Memory Type
GDDR5
Memory Bus Width
512-bit
Memory Bandwidth
384.0 GB/s
Performance
Pixel Fillrate
67.2 GPixels/s
Texture Fillrate
184.8 GTexel/s
SPFP Performance
5.9 TFLOPS
Performance per W
21.5 GFLOPS/W
Performance per mm2
13.5 GFLOPS/mm2
Physical
Interface
PCI-Express 3.0 x16
Typical Thermal Design Power
275 W
CrossFire Support
4-way
API Support
DirectX
11.2
Vulkan
1.0
OpenGL
4.4
OpenCL
1.2
| Model | GPU Model | Unified Cores | Memory Clock | Memory Config. | |
|---|---|---|---|---|---|
 | AMD Radeon R9 295X2 | Hawaii XT | |||
 | AMD Multiuser GPU | Hawaii | TBC | TBC | TBC |
 | AMD Radeon R9 390X | Grenada XT | |||
 | AMD Radeon R9 290X | Hawaii XT | |||
| | AMD Radeon R9 390 | Grenada PRO | |||
| | AMD Radeon R9 290 | Hawaii PRO |