AMD Radeon HD 6450 OEM vs ATI Radeon HD 4670 AGP

VS

AMD Radeon HD 6450 OEM

ATI Radeon HD 4670 AGP

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 6450 OEM and 1024MB VRAM Radeon HD 4670 AGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6450 OEM 's Advantages

Released 1 years and 7 months late

Lower TDP (18W vs 59W)

ATI Radeon HD 4670 AGP 's Advantages

More VRAM (1024GB vs 512GB)

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

160 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6450 OEM

0.2 TFLOPS

Radeon HD 4670 AGP +140%

0.48 TFLOPS

Radeon HD 6450 OEM

VS

Radeon HD 4670 AGP

Graphics Card

Feb 2011

Release Date

Jul 2009

Northern Islands

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

AGP 8x

Clock Speeds

-

533 MHz

Memory Clock

800 MHz

Memory

512MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR3

64bit

Memory Bus

128bit

8.528GB/s

Bandwidth

25.60GB/s

Render Config

2

Compute Units

4

-

160

Shading Units

320

8

TMUs

32

4

ROPs

8

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

128 KB

-

Theoretical Performance

2.500 GPixel/s

Pixel Rate

6.000 GPixel/s

5.000 GTexel/s

Texture Rate

24.00 GTexel/s

-

200.0 GFLOPS

FP32 (float)

480.0 GFLOPS

-

Board Design

18W

TDP

59W

200 W

Suggested PSU

250 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

None

Power Connectors

-

Graphics Processor

Caicos

GPU Name

RV730

Junbonator

GPU Variant

RV730 XT (215-0719047)

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

0.37 billion

Transistors

0.514 billion

67 mm²

Die Size

146 mm²

Graphics Features

11.2 (11_0)

DirectX

10.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

5.0

Shader Model

4.1

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