ATI Radeon HD 3550 vs ATI Radeon HD 3650

VS

ATI Radeon HD 3550

ATI Radeon HD 3650

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3550 and 256MB VRAM Radeon HD 3650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3550 's Advantages

Released 7 months late

More VRAM (512GB vs 256GB)

Lower TDP (30W vs 65W)

ATI Radeon HD 3650 's Advantages

Larger VRAM bandwidth (25.60GB/s vs 6.336GB/s)

80 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 3550

0.048 TFLOPS

Radeon HD 3650 +262%

0.174 TFLOPS

Radeon HD 3550

VS

Radeon HD 3650

Graphics Card

Aug 2008

Release Date

Jan 2008

Radeon R600

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

396 MHz

Memory Clock

800 MHz

Memory

512MB

Memory Size

256MB

DDR2

Memory Type

GDDR3

64bit

Memory Bus

128bit

6.336GB/s

Bandwidth

25.60GB/s

Render Config

2

Compute Units

3

-

40

Shading Units

120

4

TMUs

8

4

ROPs

4

-

64 KB

L2 Cache

128 KB

-

Theoretical Performance

2.376 GPixel/s

Pixel Rate

2.900 GPixel/s

2.376 GTexel/s

Texture Rate

5.800 GTexel/s

-

47.52 GFLOPS

FP32 (float)

174.0 GFLOPS

-

Board Design

30W

TDP

65W

200 W

Suggested PSU

250 W

2x DisplayPort

Outputs

2x DVI 1x S-Video

None

Power Connectors

None

Graphics Processor

RV620

GPU Name

RV635

RV620 PRO (215-0670006)

GPU Variant

RV635 PRO (215-0682008)

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

55 nm

Process Size

55 nm

0.181 billion

Transistors

0.378 billion

67 mm²

Die Size

135 mm²

Graphics Features

10.1 (10_1)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3

N/A

OpenCL

N/A

Vulkan

N/A

-

4.1

Shader Model

4.1

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