AMD Radeon HD 8470 OEM vs ATI Radeon HD 3470

VS

AMD Radeon HD 8470 OEM

ATI Radeon HD 3470

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 8470 OEM and 256MB VRAM Radeon HD 3470 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8470 OEM 's Advantages

Released 5 years late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (25.60GB/s vs 15.20GB/s)

120 additional rendering cores

ATI Radeon HD 3470 's Advantages

Lower TDP (30W vs 35W)

Score

Benchmark

FP32 (float)

Radeon HD 8470 OEM +287%

0.248 TFLOPS

Radeon HD 3470

0.064 TFLOPS

Radeon HD 8470 OEM

VS

Radeon HD 3470

Graphics Card

Jan 2013

Release Date

Jan 2008

Sea Islands

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

800 MHz

Memory Clock

950 MHz

Memory

1024MB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

64bit

Memory Bus

64bit

25.60GB/s

Bandwidth

15.20GB/s

Render Config

2

Compute Units

2

-

160

Shading Units

40

8

TMUs

4

ROPs

4

-

8 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

64 KB

-

Theoretical Performance

3.100 GPixel/s

Pixel Rate

3.200 GPixel/s

6.200 GTexel/s

Texture Rate

3.200 GTexel/s

-

248.0 GFLOPS

FP32 (float)

64.00 GFLOPS

-

Board Design

35W

TDP

30W

200 W

Suggested PSU

200 W

1x DVI 1x HDMI 1.3a

Outputs

1x DVI 1x VGA 1x S-Video

None

Power Connectors

None

Graphics Processor

Caicos

GPU Name

RV620

Caicos XT (215-0804070)

GPU Variant

RV620 PRO (215-0670006)

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

0.37 billion

Transistors

0.181 billion

67 mm²

Die Size

67 mm²

Graphics Features

11.2 (11_0)

DirectX

10.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

N/A

Vulkan

N/A

-

5.0

Shader Model

4.1

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