NVIDIA GeForce 9800M GTX vs NVIDIA GeForce GT 420M

VS

NVIDIA GeForce 9800M GTX

NVIDIA GeForce GT 420M

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 9800M GTX and 512MB VRAM GeForce GT 420M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 9800M GTX 's Advantages

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (51.20GB/s vs 25.60GB/s)

16 additional rendering cores

NVIDIA GeForce GT 420M 's Advantages

Released 2 years and 2 months late

Lower TDP (23W vs 75W)

Score

Benchmark

FP32 (float)

GeForce 9800M GTX +45%

0.28 TFLOPS

GeForce GT 420M

0.192 TFLOPS

GeForce 9800M GTX

VS

GeForce GT 420M

Graphics Card

Jul 2008

Release Date

Sep 2010

GeForce 9M

Generation

GeForce 400M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

800 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

512MB

GDDR3

Memory Type

DDR3

256bit

Memory Bus

128bit

51.20GB/s

Bandwidth

25.60GB/s

Render Config

-

14

SM Count

2

112

Shading Units

96

56

TMUs

16

ROPs

4

-

L1 Cache

64 KB (per SM)

64 KB

L2 Cache

256 KB

-

Theoretical Performance

8.000 GPixel/s

Pixel Rate

2.000 GPixel/s

28.00 GTexel/s

Texture Rate

8.000 GTexel/s

-

280.0 GFLOPS

FP32 (float)

192.0 GFLOPS

-

FP64 (double)

16.00 GFLOPS

Board Design

75W

TDP

23W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

G92

GPU Name

GF108

NB9E-GTX

GPU Variant

N11P-GE-A1

Tesla

Architecture

Fermi

TSMC

Foundry

TSMC

65 nm

Process Size

40 nm

0.754 billion

Transistors

0.585 billion

324 mm²

Die Size

116 mm²

Graphics Features

11.1 (10_0)

DirectX

12 (11_0)

3.3

OpenGL

4.6

1.1

OpenCL

1.1

N/A

Vulkan

N/A

1.1

CUDA

2.1

4.0

Shader Model

5.1

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