NVIDIA GeForce GT 420M vs NVIDIA GeForce Go 6800

VS

NVIDIA GeForce GT 420M

NVIDIA GeForce Go 6800

We compared two Mobile platform GPUs: 512MB VRAM GeForce GT 420M and 256MB VRAM GeForce Go 6800 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 420M 's Advantages

Released 5 years and 10 months late

More VRAM (512GB vs 256GB)

96 additional rendering cores

Lower TDP (23W vs 45W)

NVIDIA GeForce Go 6800 's Advantages

Larger VRAM bandwidth (35.20GB/s vs 25.60GB/s)

Score

GeForce GT 420M

VS

GeForce Go 6800

Graphics Card

Sep 2010

Release Date

Nov 2004

GeForce 400M

Generation

GeForce Go 6

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-III

Clock Speeds

-

800 MHz

Memory Clock

550 MHz

Memory

512MB

Memory Size

256MB

DDR3

Memory Type

GDDR3

128bit

Memory Bus

256bit

25.60GB/s

Bandwidth

35.20GB/s

Render Config

-

2

SM Count

-

96

Shading Units

-

16

TMUs

12

4

ROPs

8

-

64 KB (per SM)

L1 Cache

-

256 KB

L2 Cache

-

Theoretical Performance

2.000 GPixel/s

Pixel Rate

2.400 GPixel/s

8.000 GTexel/s

Texture Rate

3.600 GTexel/s

-

192.0 GFLOPS

FP32 (float)

-

16.00 GFLOPS

FP64 (double)

-

Board Design

23W

TDP

45W

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

GF108

GPU Name

NV41

N11P-GE-A1

GPU Variant

-

Fermi

Architecture

Curie

TSMC

Foundry

TSMC

40 nm

Process Size

130 nm

0.585 billion

Transistors

0.19 billion

116 mm²

Die Size

225 mm²

Graphics Features

12 (11_0)

DirectX

9.0c (9_3)

4.6

OpenGL

2.0 (full) 2.1 (partial)

1.1

OpenCL

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

3.0

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