Radeon HD 6490
General
ManufacturerAMD
SeriesNorthern Islands(HD 6400)
GPU NameRedwood
ArchitectureTeraScale 2
GenerationNorthern Islands(HD 6400)
Release DateJul 2011
Bus InterfacePCIe 2.0 x16
Process & Die
FoundryTSMC
Process Size40 nm
Transistors627 M
Transistor Density6,000 K/mm²
Die Size104 mm²
Chip PackageFCBGA-962
Clock Speeds
Base Clock550 MHz
Boost Clock550 MHz
Memory
VRAM1 GB
Memory TypeDDR2
Memory Clock500 MHz
Memory Bus128-bit
Bandwidth16 GB/s
Processing Units
Shading Units320
TMUs16
ROPs8
SMs0
Tensor Cores0
RT Cores0
Cache
L1 Cache8 KB
L2 Cache0.25 MB
Power & Thermals
TDP39 W
Suggested PSU200 W
Power ConnectorsNone
Dimensions
Board Length165 mm
Outputs
Display Connectors1x DVI, 1x HDMI 1.3a, 1x VGA
API Support
DirectX11.0
OpenGL4.4
OpenCL1.2
Shader Model5.0
Theoretical Performance
Pixel Rate4.4 GP/s
Texture Rate8.8 GT/s
FP32 (Single)352 GFLOPS
External
TechPowerUpView →
Other Northern Islands(HD 6400) Models