ATI Radeon HD 4730 vs AMD Radeon HD 6930

VS

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4730 and 1024MB VRAM Radeon HD 6930 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4730 's Advantages

Lower TDP (110W vs 186W)

AMD Radeon HD 6930 's Advantages

Released 2 years and 6 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (153.6GB/s vs 57.60GB/s)

640 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 4730

0.96 TFLOPS

Radeon HD 6930 +100%

1.92 TFLOPS

Radeon HD 4730

VS

Radeon HD 6930

Graphics Card

Jun 2009

Release Date

Dec 2011

Radeon R700

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

900 MHz

Memory Clock

1200 MHz

Memory

512MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

57.60GB/s

Bandwidth

153.6GB/s

Render Config

-

SM Count

-

8

Compute Units

20

640

Shading Units

1280

32

TMUs

80

8

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

128 KB

L2 Cache

512 KB

Theoretical Performance

6.000 GPixel/s

Pixel Rate

24.00 GPixel/s

24.00 GTexel/s

Texture Rate

60.00 GTexel/s

-

FP16 (half)

-

960.0 GFLOPS

FP32 (float)

1.920 TFLOPS

192.0 GFLOPS

FP64 (double)

480.0 GFLOPS

Graphics Processor

RV770

GPU Name

Cayman

RV770 CE (215-0669093)

GPU Variant

Cayman CE (215-0807105)

TeraScale

Architecture

TeraScale 3

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.956 billion

Transistors

2.64 billion

256 mm²

Die Size

389 mm²

Board Design

110W

TDP

186W

300 W

Suggested PSU

450 W

2x DVI 1x S-Video

Outputs

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

1x 6-pin

Power Connectors

2x 6-pin

Graphics Features

10.1 (10_1)

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

-

CUDA

-

4.1

Shader Model

5.0

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