AMD Radeon HD 6490M vs AMD Radeon HD 6470M

VS

AMD Radeon HD 6490M

AMD Radeon HD 6470M

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 6490M and 512MB VRAM Radeon HD 6470M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6490M 's Advantages

Larger VRAM bandwidth (25.60GB/s vs 12.80GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 6490M +14%

0.256 TFLOPS

Radeon HD 6470M

0.224 TFLOPS

Radeon HD 6490M

VS

Radeon HD 6470M

Graphics Card

Jan 2011

Release Date

Jan 2011

Vancouver

Generation

Vancouver

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

800 MHz

Memory Clock

800 MHz

Memory

512MB

Memory Size

512MB

GDDR5

Memory Type

DDR3

64bit

Memory Bus

64bit

25.60GB/s

Bandwidth

12.80GB/s

Render Config

2

Compute Units

2

-

160

Shading Units

160

8

TMUs

8

4

ROPs

4

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

128 KB

L2 Cache

128 KB

-

Theoretical Performance

3.200 GPixel/s

Pixel Rate

2.800 GPixel/s

6.400 GTexel/s

Texture Rate

5.600 GTexel/s

-

256.0 GFLOPS

FP32 (float)

224.0 GFLOPS

-

Board Design

Unknown

TDP

25W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Seymour

GPU Name

Seymour

Seymour XTX S3 (216-0809024)

GPU Variant

Seymour XT (216-0810084)

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.37 billion

Transistors

0.37 billion

67 mm²

Die Size

67 mm²

Graphics Features

11.2 (11_0)

DirectX

11.2 (11_0)

4.4

OpenGL

4.4

1.2

OpenCL

1.2

N/A

Vulkan

N/A

-

5.0

Shader Model

5.0

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