AMD Radeon R9 270X vs ATI Radeon HD 4730 OEM

VS

AMD Radeon R9 270X

ATI Radeon HD 4730 OEM

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270X and 1024MB VRAM Radeon HD 4730 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 270X 's Advantages

Released 4 years and 10 months late

Boost Clock1050MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (179.2GB/s vs 25.34GB/s)

960 additional rendering cores

ATI Radeon HD 4730 OEM 's Advantages

Lower TDP (110W vs 180W)

Score

Benchmark

FP32 (float)

Radeon R9 270X +528%

2.688 TFLOPS

Radeon HD 4730 OEM

0.428 TFLOPS

Radeon R9 270X

VS

Radeon HD 4730 OEM

Graphics Card

Oct 2013

Release Date

Dec 2008

Volcanic Islands

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1000 MHz

Base Clock

-

1050 MHz

Boost Clock

-

1400 MHz

Memory Clock

396 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

256bit

179.2GB/s

Bandwidth

25.34GB/s

Render Config

20

Compute Units

4

-

1280

Shading Units

320

80

TMUs

16

32

ROPs

16

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

256 KB

-

Theoretical Performance

33.60 GPixel/s

Pixel Rate

10.70 GPixel/s

84.00 GTexel/s

Texture Rate

10.70 GTexel/s

-

2.688 TFLOPS

FP32 (float)

428.2 GFLOPS

168.0 GFLOPS

FP64 (double)

85.63 GFLOPS

Board Design

180W

TDP

110W

450 W

Suggested PSU

300 W

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

Outputs

2x DVI 1x S-Video

2x 6-pin

Power Connectors

-

Graphics Processor

Curacao

GPU Name

RV670

Curacao XT (215-0848004)

GPU Variant

-

GCN 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

2.8 billion

Transistors

0.666 billion

212 mm²

Die Size

192 mm²

Graphics Features

12 (11_1)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3 (full) 4.0 (partial)

1.2

OpenCL

N/A

1.2

Vulkan

N/A

-

5.1

Shader Model

4.1

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