ATI Radeon HD 5470 vs ATI Radeon HD 3870 X2

VS

ATI Radeon HD 5470

ATI Radeon HD 3870 X2

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 5470 and 512MB VRAM Radeon HD 3870 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5470 's Advantages

Released 4 years and 1 months late

Lower TDP (19W vs 165W)

ATI Radeon HD 3870 X2 's Advantages

Larger VRAM bandwidth (57.66GB/s vs 6.400GB/s)

240 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 5470

0.104 TFLOPS

Radeon HD 3870 X2 +407%

0.528 TFLOPS

Radeon HD 5470

VS

Radeon HD 3870 X2

Graphics Card

Feb 2012

Release Date

Jan 2008

Evergreen

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

400 MHz

Memory Clock

901 MHz

Memory

512MB

Memory Size

512MB

GDDR3

Memory Type

GDDR3

64bit

Memory Bus

256bit

6.400GB/s

Bandwidth

57.66GB/s

Render Config

2

Compute Units

4

-

80

Shading Units

320

8

TMUs

16

4

ROPs

16

-

8 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

256 KB

-

Theoretical Performance

2.600 GPixel/s

Pixel Rate

13.20 GPixel/s

5.200 GTexel/s

Texture Rate

13.20 GTexel/s

-

104.0 GFLOPS

FP32 (float)

528.0 GFLOPS

-

FP64 (double)

105.6 GFLOPS

Board Design

19W

TDP

165W

200 W

Suggested PSU

450 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

2x DVI 1x S-Video

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Cedar

GPU Name

R680

Cedar PRO

GPU Variant

R680 XT (215-0708017)

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

0.292 billion

Transistors

0.666 billion

59 mm²

Die Size

192 mm²

Graphics Features

11.2 (11_0)

DirectX

10.1 (10_1)

4.4

OpenGL

3.3 (full) 4.0 (partial)

1.2

OpenCL

N/A

Vulkan

N/A

-

5.0

Shader Model

4.1

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