ATI Radeon HD 3470 vs ATI Radeon HD 5970

VS

ATI Radeon HD 3470

ATI Radeon HD 5970

We compared two Desktop platform GPUs: 256MB VRAM Radeon HD 3470 and 1024MB VRAM ATI Radeon HD 5970 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3470 's Advantages

Lower TDP (30W vs 294W)

ATI Radeon HD 5970 's Advantages

Released 1 years and 10 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (128.0GB/s vs 15.20GB/s)

1560 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 3470

0.064 TFLOPS

ATI Radeon HD 5970 +3525%

2.32 TFLOPS

Radeon HD 3470

VS

ATI Radeon HD 5970

Graphics Card

Jan 2008

Release Date

Nov 2009

Radeon R600

Generation

Evergreen

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

950 MHz

Memory Clock

1000 MHz

Memory

256MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

15.20GB/s

Bandwidth

128.0GB/s

Render Config

2

Compute Units

20

-

40

Shading Units

1600

4

TMUs

80

4

ROPs

32

-

L1 Cache

8 KB (per CU)

64 KB

L2 Cache

512 KB

-

Theoretical Performance

3.200 GPixel/s

Pixel Rate

23.20 GPixel/s

3.200 GTexel/s

Texture Rate

58.00 GTexel/s

-

64.00 GFLOPS

FP32 (float)

2.320 TFLOPS

-

FP64 (double)

464.0 GFLOPS

Board Design

30W

TDP

294W

200 W

Suggested PSU

600 W

1x DVI 1x VGA 1x S-Video

Outputs

2x DVI 1x mini-DisplayPort 1.1

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

RV620

GPU Name

Hemlock

RV620 PRO (215-0670006)

GPU Variant

Hemlock XT (215-0735075)

TeraScale

Architecture

TeraScale 2

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.181 billion

Transistors

2.154 billion

67 mm²

Die Size

334 mm²

Graphics Features

10.1 (10_1)

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

N/A

OpenCL

1.2

N/A

Vulkan

N/A

-

4.1

Shader Model

5.0

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