ATI Radeon HD 5470 vs AMD Radeon HD 7850

VS

ATI Radeon HD 5470

AMD Radeon HD 7850

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

Main Differences

ATI Radeon HD 5470 's Advantages

Lower TDP (19W vs 130W)

AMD Radeon HD 7850 's Advantages

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (153.6GB/s vs 6.400GB/s)

944 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 5470

0.104 TFLOPS

Radeon HD 7850 +1593%

1.761 TFLOPS

Radeon HD 5470

VS

Radeon HD 7850

Graphics Card

Feb 2012

Release Date

Mar 2012

Evergreen

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

400 MHz

Memory Clock

1200 MHz

Memory

512MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

6.400GB/s

Bandwidth

153.6GB/s

Render Config

2

Compute Units

16

-

80

Shading Units

1024

8

TMUs

64

4

ROPs

32

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

512 KB

-

Theoretical Performance

2.600 GPixel/s

Pixel Rate

27.52 GPixel/s

5.200 GTexel/s

Texture Rate

55.04 GTexel/s

-

104.0 GFLOPS

FP32 (float)

1.761 TFLOPS

-

FP64 (double)

110.1 GFLOPS

Board Design

19W

TDP

130W

200 W

Suggested PSU

300 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

None

Power Connectors

1x 6-pin

Graphics Processor

Cedar

GPU Name

Pitcairn

Cedar PRO

GPU Variant

Pitcairn PRO (215-0828062)

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.292 billion

Transistors

2.8 billion

59 mm²

Die Size

212 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_1)

4.4

OpenGL

4.6

1.2

OpenCL

1.2

N/A

Vulkan

1.2

-

5.0

Shader Model

5.1

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