AMD Radeon HD 7450 OEM vs ATI Radeon HD 3650

VS

AMD Radeon HD 7450 OEM

ATI Radeon HD 3650

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 7450 OEM and 256MB VRAM Radeon HD 3650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7450 OEM 's Advantages

Released 4 years late

More VRAM (512GB vs 256GB)

40 additional rendering cores

Lower TDP (18W vs 65W)

ATI Radeon HD 3650 's Advantages

Larger VRAM bandwidth (25.60GB/s vs 8.528GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 7450 OEM +14%

0.2 TFLOPS

Radeon HD 3650

0.174 TFLOPS

Radeon HD 7450 OEM

VS

Radeon HD 3650

Graphics Card

Jan 2012

Release Date

Jan 2008

Southern Islands

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

533 MHz

Memory Clock

800 MHz

Memory

512MB

Memory Size

256MB

GDDR3

Memory Type

GDDR3

64bit

Memory Bus

128bit

8.528GB/s

Bandwidth

25.60GB/s

Render Config

2

Compute Units

3

-

160

Shading Units

120

8

TMUs

8

4

ROPs

4

-

8 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

128 KB

-

Theoretical Performance

2.500 GPixel/s

Pixel Rate

2.900 GPixel/s

5.000 GTexel/s

Texture Rate

5.800 GTexel/s

-

200.0 GFLOPS

FP32 (float)

174.0 GFLOPS

-

Board Design

18W

TDP

65W

200 W

Suggested PSU

250 W

1x DVI 1x HDMI 1.3a

Outputs

2x DVI 1x S-Video

None

Power Connectors

None

Graphics Processor

Caicos

GPU Name

RV635

Caimour

GPU Variant

RV635 PRO (215-0682008)

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

0.37 billion

Transistors

0.378 billion

67 mm²

Die Size

135 mm²

Graphics Features

11.2 (11_0)

DirectX

10.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

N/A

Vulkan

N/A

-

5.0

Shader Model

4.1

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