R520

RV530

RV515

Segment

Enthusiast

Performance/Mainstream

Mainstream / Value

Process

90nm

90nm

90nm

DX Support

DX9, SM 3.0

DX 9, SM 3.0

DX 9, SM 3.0

Shader Processors

16

12

4

Memory Interface

256-bit

128, 64-bit

128, 64, 32-bit (HyperMemory)

AVIVO Support

Y

Y

Y

Memory Support (Ref. Designs)

GDDR3

GDDR3 / 2 / 1

GDDR3 / 2 / 1

Relative Performance

5

3

1

Crossfire Support

Y

Y

N

HDMI/HDCP ref Designs

Y

Y

Y

H.264 Support

Y

Y

Y



 
R520

RV530

RV515

Segment

Enthusiast

Performance/Mainstream

Mainstream / Value

Process

90nm

90nm

90nm

DX Support

DX9, SM 3.0

DX 9, SM 3.0

DX 9, SM 3.0

Shader Processors

16

12

4

Memory Interface

256-bit

128, 64-bit

128, 64, 32-bit (HyperMemory)

AVIVO Support

Y

Y

Y

Memory Support (Ref. Designs)

GDDR3

GDDR3 / 2 / 1

GDDR3 / 2 / 1

Relative Performance

5

3

1

Crossfire Support

Y

Y

N

HDMI/HDCP ref Designs

Y

Y

Y

H.264 Support

Y

Y

Y