AMD Radeon HD 7450A vs NVIDIA GeForce Go 6800 Ultra

VS

AMD Radeon HD 7450A

NVIDIA GeForce Go 6800 Ultra

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 7450A and 256MB VRAM GeForce Go 6800 Ultra to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7450A 's Advantages

Released 6 years and 11 months late

More VRAM (512GB vs 256GB)

160 additional rendering cores

Lower TDP (25W vs 89W)

NVIDIA GeForce Go 6800 Ultra 's Advantages

Larger VRAM bandwidth (38.40GB/s vs 12.80GB/s)

Score

Radeon HD 7450A

VS

GeForce Go 6800 Ultra

Graphics Card

Jan 2012

Release Date

Feb 2005

All-In-One

Generation

GeForce Go 6

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

800 MHz

Memory Clock

600 MHz

Memory

512MB

Memory Size

256MB

GDDR3

Memory Type

GDDR3

64bit

Memory Bus

256bit

12.80GB/s

Bandwidth

38.40GB/s

Render Config

2

Compute Units

-

160

Shading Units

-

8

TMUs

12

4

ROPs

8

-

8 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

-

Theoretical Performance

2.500 GPixel/s

Pixel Rate

3.600 GPixel/s

5.000 GTexel/s

Texture Rate

5.400 GTexel/s

-

200.0 GFLOPS

FP32 (float)

-

Board Design

25W

TDP

89W

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

Caicos

GPU Name

NV41

-

GPU Variant

GO6800 U

TeraScale 2

Architecture

Curie

TSMC

Foundry

TSMC

40 nm

Process Size

130 nm

0.37 billion

Transistors

0.19 billion

67 mm²

Die Size

225 mm²

Graphics Features

11.2 (11_0)

DirectX

9.0c (9_3)

4.4

OpenGL

2.0 (full) 2.1 (partial)

1.2

OpenCL

N/A

Vulkan

N/A

-

5.0

Shader Model

3.0

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