AMD Radeon HD 7850M vs ATI Mobility Radeon HD 5470

VS

AMD Radeon HD 7850M

ATI Mobility Radeon HD 5470

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7850M and 512MB VRAM Mobility Radeon HD 5470 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7850M 's Advantages

Released 2 years and 3 months late

More VRAM (2GB vs 512GB)

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

560 additional rendering cores

ATI Mobility Radeon HD 5470 's Advantages

Lower TDP (15W vs 40W)

Score

Benchmark

FP32 (float)

Radeon HD 7850M +620%

0.864 TFLOPS

Mobility Radeon HD 5470

0.12 TFLOPS

Radeon HD 7850M

VS

Mobility Radeon HD 5470

Graphics Card

Apr 2012

Release Date

Jan 2010

London

Generation

Manhattan

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

GDDR5

128bit

Memory Bus

64bit

64.00GB/s

Bandwidth

25.60GB/s

Render Config

10

Compute Units

1

-

640

Shading Units

80

40

TMUs

8

16

ROPs

4

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

10.80 GPixel/s

Pixel Rate

3.000 GPixel/s

27.00 GTexel/s

Texture Rate

6.000 GTexel/s

-

864.0 GFLOPS

FP32 (float)

120.0 GFLOPS

54.00 GFLOPS

FP64 (double)

-

Board Design

40W

TDP

15W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Heathrow

GPU Name

Park

Heathrow PRO

GPU Variant

Park XT (216-0774009)

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.5 billion

Transistors

0.292 billion

123 mm²

Die Size

59 mm²

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.2

OpenCL

1.2

Vulkan

N/A

-

5.1

Shader Model

5.0

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