ATI Radeon HD 4250 vs ATI Radeon HD 5450 PCI

VS

ATI Radeon HD 4250

ATI Radeon HD 5450 PCI

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

Main Differences

ATI Radeon HD 4250 's Advantages

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

ATI Radeon HD 5450 PCI 's Advantages

Released 1 years late

40 additional rendering cores

Lower TDP (19W vs 25W)

Score

Benchmark

FP32 (float)

Radeon HD 4250

0.048 TFLOPS

Radeon HD 5450 PCI +116%

0.104 TFLOPS

Radeon HD 4250

VS

Radeon HD 5450 PCI

Graphics Card

Feb 2009

Release Date

Feb 2010

Radeon R600

Generation

Evergreen

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCI

Clock Speeds

-

396 MHz

Memory Clock

333 MHz

Memory

512MB

Memory Size

512MB

DDR2

Memory Type

DDR2

64bit

Memory Bus

64bit

6.336GB/s

Bandwidth

5.328GB/s

Render Config

2

Compute Units

2

-

40

Shading Units

80

4

TMUs

8

4

ROPs

4

-

L1 Cache

8 KB (per CU)

64 KB

L2 Cache

128 KB

-

Theoretical Performance

2.376 GPixel/s

Pixel Rate

2.600 GPixel/s

2.376 GTexel/s

Texture Rate

5.200 GTexel/s

-

47.52 GFLOPS

FP32 (float)

104.0 GFLOPS

-

Board Design

25W

TDP

19W

200 W

Suggested PSU

200 W

1x DVI 1x VGA 1x S-Video

Outputs

1x DVI 1x HDMI 1.3a

None

Power Connectors

None

Graphics Processor

RV620

GPU Name

Cedar

RV620 LE

GPU Variant

Cedar PRO

TeraScale

Architecture

TeraScale 2

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.181 billion

Transistors

0.292 billion

67 mm²

Die Size

59 mm²

Graphics Features

10.1 (10_1)

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

N/A

OpenCL

1.2

N/A

Vulkan

N/A

-

4.1

Shader Model

5.0

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