Radeon HD 3850
General
ManufacturerATI
SeriesRadeon R600(HD 3800)
GPU NameRV670
ArchitectureTeraScale
GenerationRadeon R600(HD 3800)
Release DateNov 2007
Bus InterfacePCIe 2.0 x16
Process & Die
FoundryTSMC
Process Size55 nm
Transistors666 M
Transistor Density3,500 K/mm²
Die Size192 mm²
Chip PackageFCBGA-1281
Clock Speeds
Base Clock668 MHz
Boost Clock668 MHz
Memory
VRAM0.5 GB
Memory TypeGDDR3
Memory Clock830 MHz
Memory Bus256-bit
Bandwidth53.12 GB/s
Processing Units
Shading Units320
TMUs16
ROPs16
SMs0
Tensor Cores0
RT Cores0
Cache
L2 Cache0.25 MB
Power & Thermals
TDP75 W
Suggested PSU250 W
Power Connectors1x 6-pin
Dimensions
Board Length208 mm
Outputs
Display Connectors2x DVI, 1x S-Video
API Support
DirectX10.1
OpenGL3.3
Shader Model4.1
Theoretical Performance
Pixel Rate10.69 GP/s
Texture Rate10.69 GT/s
FP32 (Single)427.5 GFLOPS
FP64 (Double)85.5 GFLOPS
External
TechPowerUpView →
Other Radeon R600(HD 3800) Models