ATI Radeon HD 4250 vs AMD Radeon HD 6530

VS

ATI Radeon HD 4250

AMD Radeon HD 6530

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4250 and 1024MB VRAM Radeon HD 6530 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4250 's Advantages

Lower TDP (25W vs 39W)

AMD Radeon HD 6530 's Advantages

Released 2 years and 3 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (19.20GB/s vs 6.336GB/s)

360 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 4250

0.048 TFLOPS

Radeon HD 6530 +983%

0.52 TFLOPS

Radeon HD 4250

VS

Radeon HD 6530

Graphics Card

Feb 2009

Release Date

May 2011

Radeon R600

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

396 MHz

Memory Clock

600 MHz

Memory

512MB

Memory Size

1024MB

DDR2

Memory Type

GDDR3

64bit

Memory Bus

128bit

6.336GB/s

Bandwidth

19.20GB/s

Render Config

2

Compute Units

5

-

40

Shading Units

400

4

TMUs

20

4

ROPs

8

-

L1 Cache

8 KB (per CU)

64 KB

L2 Cache

256 KB

-

Theoretical Performance

2.376 GPixel/s

Pixel Rate

5.200 GPixel/s

2.376 GTexel/s

Texture Rate

13.00 GTexel/s

-

47.52 GFLOPS

FP32 (float)

520.0 GFLOPS

-

Board Design

25W

TDP

39W

200 W

Suggested PSU

200 W

1x DVI 1x VGA 1x S-Video

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

None

Power Connectors

-

Graphics Processor

RV620

GPU Name

Redwood

RV620 LE

GPU Variant

Redwood PRO (215-0757004)

TeraScale

Architecture

TeraScale 2

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.181 billion

Transistors

0.627 billion

67 mm²

Die Size

104 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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