Radeon HD 7790
General
ManufacturerAMD
SeriesSouthern Islands(HD 7700)
GPU NameBonaire
ArchitectureGCN 2.0
GenerationSouthern Islands(HD 7700)
Release DateMar 2013
Bus InterfacePCIe 3.0 x16
Process & Die
FoundryTSMC
Process Size28 nm
Transistors2,080 M
Transistor Density13,000 K/mm²
Die Size160 mm²
Chip PackageFCBGA-1093
Clock Speeds
Base Clock1,000 MHz
Boost Clock1,000 MHz
Memory
VRAM1 GB
Memory TypeGDDR5
Memory Clock1,500 MHz
Memory Bus128-bit
Bandwidth96 GB/s
Processing Units
Shading Units896
TMUs56
ROPs16
SMs0
Tensor Cores0
RT Cores0
Cache
L1 Cache16 KB
L2 Cache0.25 MB
Power & Thermals
TDP85 W
Suggested PSU250 W
Power Connectors1x 6-pin
Dimensions
Board Length183 mm
Outputs
Display Connectors1x DVI, 1x HDMI 1.4a, 2x mini-DisplayPort 1.2
API Support
DirectX12.0
OpenGL4.6
Vulkan1.2
OpenCL2.1
Shader Model6.5
Theoretical Performance
Pixel Rate16 GP/s
Texture Rate56 GT/s
FP32 (Single)1,792 GFLOPS
FP64 (Double)112 GFLOPS
External
TechPowerUpView →
Other Southern Islands(HD 7700) Models