ATI Radeon HD 3470 vs AMD Radeon R9 270 1024SP

VS

ATI Radeon HD 3470

AMD Radeon R9 270 1024SP

We compared two Desktop platform GPUs: 256MB VRAM Radeon HD 3470 and 2GB VRAM Radeon R9 270 1024SP 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 150W)

AMD Radeon R9 270 1024SP 's Advantages

Released 7 years and 2 months late

Boost Clock925MHz

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (153.6GB/s vs 15.20GB/s)

984 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 3470

0.064 TFLOPS

Radeon R9 270 1024SP +2859%

1.894 TFLOPS

Radeon HD 3470

VS

Radeon R9 270 1024SP

Graphics Card

Jan 2008

Release Date

Mar 2015

Radeon R600

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

900 MHz

-

Boost Clock

925 MHz

950 MHz

Memory Clock

1200 MHz

Memory

256MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

15.20GB/s

Bandwidth

153.6GB/s

Render Config

2

Compute Units

16

-

40

Shading Units

1024

4

TMUs

64

4

ROPs

32

-

L1 Cache

16 KB (per CU)

64 KB

L2 Cache

512 KB

-

Theoretical Performance

3.200 GPixel/s

Pixel Rate

29.60 GPixel/s

3.200 GTexel/s

Texture Rate

59.20 GTexel/s

-

64.00 GFLOPS

FP32 (float)

1.894 TFLOPS

-

FP64 (double)

118.4 GFLOPS

Board Design

30W

TDP

150W

200 W

Suggested PSU

450 W

1x DVI 1x VGA 1x S-Video

Outputs

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

None

Power Connectors

1x 6-pin

Graphics Processor

RV620

GPU Name

Pitcairn

RV620 PRO (215-0670006)

GPU Variant

Pitcairn PRO (215-0828062)

TeraScale

Architecture

GCN 1.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.181 billion

Transistors

2.8 billion

67 mm²

Die Size

212 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (11_1)

3.3

OpenGL

4.6

N/A

OpenCL

1.2

N/A

Vulkan

1.2

-

4.1

Shader Model

5.1

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