ATI Radeon HD 5450 PCI vs ATI Radeon HD 4250

VS

ATI Radeon HD 5450 PCI

ATI Radeon HD 4250

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 5450 PCI and 512MB VRAM Radeon HD 4250 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5450 PCI 's Advantages

Released 1 years late

40 additional rendering cores

Lower TDP (19W vs 25W)

ATI Radeon HD 4250 's Advantages

Larger VRAM bandwidth (6.336GB/s vs 5.328GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 5450 PCI +116%

0.104 TFLOPS

Radeon HD 4250

0.048 TFLOPS

Radeon HD 5450 PCI

VS

Radeon HD 4250

Graphics Card

Feb 2010

Release Date

Feb 2009

Evergreen

Generation

Radeon R600

Desktop

Type

Desktop

PCI

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

333 MHz

Memory Clock

396 MHz

Memory

512MB

Memory Size

512MB

DDR2

Memory Type

DDR2

64bit

Memory Bus

64bit

5.328GB/s

Bandwidth

6.336GB/s

Render Config

2

Compute Units

2

-

80

Shading Units

40

8

TMUs

4

ROPs

4

-

8 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

64 KB

-

Theoretical Performance

2.600 GPixel/s

Pixel Rate

2.376 GPixel/s

5.200 GTexel/s

Texture Rate

2.376 GTexel/s

-

104.0 GFLOPS

FP32 (float)

47.52 GFLOPS

-

Board Design

19W

TDP

25W

200 W

Suggested PSU

200 W

1x DVI 1x HDMI 1.3a

Outputs

1x DVI 1x VGA 1x S-Video

None

Power Connectors

None

Graphics Processor

Cedar

GPU Name

RV620

Cedar PRO

GPU Variant

RV620 LE

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

0.292 billion

Transistors

0.181 billion

59 mm²

Die Size

67 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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