ATI Radeon HD 3850 AGP vs ATI Radeon HD 4550

VS

ATI Radeon HD 3850 AGP

ATI Radeon HD 4550

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3850 AGP and 256MB VRAM Radeon HD 4550 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3850 AGP 's Advantages

More VRAM (512GB vs 256GB)

Larger VRAM bandwidth (52.99GB/s vs 10.48GB/s)

240 additional rendering cores

ATI Radeon HD 4550 's Advantages

Released 8 months late

Lower TDP (25W vs 75W)

Score

Benchmark

FP32 (float)

Radeon HD 3850 AGP +345%

0.428 TFLOPS

Radeon HD 4550

0.096 TFLOPS

Radeon HD 3850 AGP

VS

Radeon HD 4550

Graphics Card

Jan 2008

Release Date

Sep 2008

Radeon R600

Generation

Radeon R700

Desktop

Type

Desktop

AGP 8x

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

828 MHz

Memory Clock

655 MHz

Memory

512MB

Memory Size

256MB

GDDR3

Memory Type

DDR2

256bit

Memory Bus

64bit

52.99GB/s

Bandwidth

10.48GB/s

Render Config

4

Compute Units

1

-

320

Shading Units

80

16

TMUs

8

16

ROPs

4

-

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

64 KB

-

Theoretical Performance

10.69 GPixel/s

Pixel Rate

2.400 GPixel/s

10.69 GTexel/s

Texture Rate

4.800 GTexel/s

-

427.5 GFLOPS

FP32 (float)

96.00 GFLOPS

85.50 GFLOPS

FP64 (double)

-

Board Design

75W

TDP

25W

250 W

Suggested PSU

200 W

2x DVI 1x S-Video

Outputs

1x DVI 1x HDMI 1.3a 1x DisplayPort 1.0

1x 8-pin

Power Connectors

None

Graphics Processor

RV670

GPU Name

RV710

RV670 PRO (215-0708003)

GPU Variant

RV710 (215-0725016)

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

55 nm

Process Size

55 nm

0.666 billion

Transistors

0.242 billion

192 mm²

Die Size

73 mm²

Graphics Features

10.1 (10_1)

DirectX

10.1 (10_1)

3.3 (full) 4.0 (partial)

OpenGL

3.3

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

4.1

Shader Model

4.1

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