AMD Radeon HD 7850M vs ATI Mobility Radeon HD 4350

VS

AMD Radeon HD 7850M

ATI Mobility Radeon HD 4350

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7850M and 512MB VRAM Mobility Radeon HD 4350 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7850M 's Advantages

Released 3 years and 3 months late

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (64.00GB/s vs 12.80GB/s)

560 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7850M +1100%

0.864 TFLOPS

Mobility Radeon HD 4350

0.072 TFLOPS

Radeon HD 7850M

VS

Mobility Radeon HD 4350

Graphics Card

Apr 2012

Release Date

Jan 2009

London

Generation

M9x

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

64bit

64.00GB/s

Bandwidth

12.80GB/s

Render Config

10

Compute Units

1

-

640

Shading Units

80

40

TMUs

8

16

ROPs

4

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

64 KB

-

Theoretical Performance

10.80 GPixel/s

Pixel Rate

1.800 GPixel/s

27.00 GTexel/s

Texture Rate

3.600 GTexel/s

-

864.0 GFLOPS

FP32 (float)

72.00 GFLOPS

54.00 GFLOPS

FP64 (double)

-

Board Design

40W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

Heathrow

GPU Name

M93

Heathrow PRO

GPU Variant

-

GCN 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

1.5 billion

Transistors

0.242 billion

123 mm²

Die Size

73 mm²

Graphics Features

12 (11_1)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

5.1

Shader Model

4.1

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