AMD Radeon R9 270X vs ATI Radeon HD 3730

VS

AMD Radeon R9 270X

ATI Radeon HD 3730

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270X and 512MB VRAM Radeon HD 3730 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 270X 's Advantages

Released 5 years late

Boost Clock1050MHz

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (179.2GB/s vs 12.67GB/s)

1160 additional rendering cores

ATI Radeon HD 3730 's Advantages

Lower TDP (65W vs 180W)

Score

Benchmark

FP32 (float)

Radeon R9 270X +1453%

2.688 TFLOPS

Radeon HD 3730

0.173 TFLOPS

Radeon R9 270X

VS

Radeon HD 3730

Graphics Card

Oct 2013

Release Date

Oct 2008

Volcanic Islands

Generation

Radeon R600

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

512MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

128bit

179.2GB/s

Bandwidth

12.67GB/s

Render Config

20

Compute Units

3

-

1280

Shading Units

120

80

TMUs

8

32

ROPs

4

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

128 KB

-

Theoretical Performance

33.60 GPixel/s

Pixel Rate

2.888 GPixel/s

84.00 GTexel/s

Texture Rate

5.776 GTexel/s

-

2.688 TFLOPS

FP32 (float)

173.3 GFLOPS

168.0 GFLOPS

FP64 (double)

-

Board Design

180W

TDP

65W

450 W

Suggested PSU

250 W

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

Outputs

2x DVI 1x S-Video

2x 6-pin

Power Connectors

None

Graphics Processor

Curacao

GPU Name

RV635

Curacao XT (215-0848004)

GPU Variant

RV635 PRO (215-0682008)

GCN 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

2.8 billion

Transistors

0.378 billion

212 mm²

Die Size

135 mm²

Graphics Features

12 (11_1)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

1.2

OpenCL

N/A

1.2

Vulkan

N/A

-

5.1

Shader Model

4.1

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