ATI Mobility Radeon HD 4850 Mac Edition vs AMD Radeon HD 7470M

VS

ATI Mobility Radeon HD 4850 Mac Edition AMD Radeon HD 7470M

We compared two Mobile platform GPUs: 512MB VRAM Mobility Radeon HD 4850 Mac Edition and 1024MB VRAM Radeon HD 7470M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 4850 Mac Edition 's Advantages

Larger VRAM bandwidth (54.40GB/s vs 14.40GB/s)

640 additional rendering cores

AMD Radeon HD 7470M 's Advantages

Released 2 years and 5 months late

Boost Clock800MHz

More VRAM (1024GB vs 512GB)

Score

Benchmark

FP32 (float)

Mobility Radeon HD 4850 Mac Edition +214%

0.804 TFLOPS

Radeon HD 7470M

0.256 TFLOPS

Mobility Radeon HD 4850 Mac Edition

VS

Radeon HD 7470M

Graphics Card

Aug 2009

Release Date

Jan 2012

M9x

Generation

London

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

750 MHz

-

Boost Clock

800 MHz

850 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

1024MB

GDDR3

Memory Type

DDR3

256bit

Memory Bus

64bit

54.40GB/s

Bandwidth

14.40GB/s

Render Config

-

SM Count

-

10

Compute Units

2

800

Shading Units

160

40

TMUs

8

16

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

128 KB

Theoretical Performance

8.048 GPixel/s

Pixel Rate

3.200 GPixel/s

20.12 GTexel/s

Texture Rate

6.400 GTexel/s

-

FP16 (half)

-

804.8 GFLOPS

FP32 (float)

256.0 GFLOPS

161.0 GFLOPS

FP64 (double)

-

Graphics Processor

M98

GPU Name

Seymour

M98 L2 (216-0732019)

GPU Variant

Seymour XT (216-0810084)

TeraScale

Architecture

TeraScale 2

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.956 billion

Transistors

0.37 billion

256 mm²

Die Size

67 mm²

Board Design

Unknown

TDP

25W

-

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Features

10.1 (10_1)

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

-

CUDA

-

4.1

Shader Model

5.0

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