AMD Radeon HD 6490M vs ATI Mobility Radeon HD 5850 Mac Edition

VS

AMD Radeon HD 6490M

ATI Mobility Radeon HD 5850 Mac Edition

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 6490M and 1024MB VRAM Mobility Radeon HD 5850 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6490M 's Advantages

Released 1 years late

ATI Mobility Radeon HD 5850 Mac Edition 's Advantages

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (64.00GB/s vs 25.60GB/s)

640 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6490M

0.256 TFLOPS

Mobility Radeon HD 5850 Mac Edition +292%

1.005 TFLOPS

Radeon HD 6490M

VS

Mobility Radeon HD 5850 Mac Edition

Graphics Card

Jan 2011

Release Date

Jan 2010

Vancouver

Generation

Manhattan

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

800 MHz

Memory Clock

1000 MHz

Memory

512MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

128bit

25.60GB/s

Bandwidth

64.00GB/s

Render Config

2

Compute Units

10

-

160

Shading Units

800

8

TMUs

40

4

ROPs

16

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

3.200 GPixel/s

Pixel Rate

10.05 GPixel/s

6.400 GTexel/s

Texture Rate

25.12 GTexel/s

-

256.0 GFLOPS

FP32 (float)

1005 GFLOPS

-

Board Design

Unknown

TDP

30W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Seymour

GPU Name

Broadway

Seymour XTX S3 (216-0809024)

GPU Variant

Broadway PRO (216-0769024)

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.37 billion

Transistors

1.04 billion

67 mm²

Die Size

166 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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