ATI Radeon HD 4855 vs ATI Radeon HD 3730

VS

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4855 and 512MB VRAM Radeon HD 3730 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4855 's Advantages

Released 1 years and 3 months late

Larger VRAM bandwidth (115.2GB/s vs 12.67GB/s)

520 additional rendering cores

ATI Radeon HD 3730 's Advantages

Lower TDP (65W vs 110W)

Score

Benchmark

FP32 (float)

Radeon HD 4855 +325%

0.736 TFLOPS

Radeon HD 3730

0.173 TFLOPS

Radeon HD 4855

VS

Radeon HD 3730

Graphics Card

Jan 2010

Release Date

Oct 2008

Radeon R700

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

900 MHz

Memory Clock

396 MHz

Memory

512MB

Memory Size

512MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

128bit

115.2GB/s

Bandwidth

12.67GB/s

Render Config

-

SM Count

-

8

Compute Units

3

640

Shading Units

120

32

TMUs

8

16

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

128 KB

Theoretical Performance

9.200 GPixel/s

Pixel Rate

2.888 GPixel/s

18.40 GTexel/s

Texture Rate

5.776 GTexel/s

-

FP16 (half)

-

736.0 GFLOPS

FP32 (float)

173.3 GFLOPS

147.2 GFLOPS

FP64 (double)

-

Graphics Processor

RV770

GPU Name

RV635

RV770 PRO (215-0669065)

GPU Variant

RV635 PRO (215-0682008)

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

55 nm

Process Size

55 nm

0.956 billion

Transistors

0.378 billion

256 mm²

Die Size

135 mm²

Board Design

110W

TDP

65W

300 W

Suggested PSU

250 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

2x DVI 1x S-Video

1x 6-pin

Power Connectors

None

Graphics Features

10.1 (10_1)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3

1.1

OpenCL

N/A

Vulkan

N/A

-

CUDA

-

4.1

Shader Model

4.1

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