NVIDIA GeForce 8400M G vs NVIDIA GeForce GTX 480M

VS

NVIDIA GeForce 8400M G NVIDIA GeForce GTX 480M

We compared two Mobile platform GPUs: 256MB VRAM GeForce 8400M G and 2GB VRAM GeForce GTX 480M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 8400M G 's Advantages

Lower TDP (10W vs 100W)

NVIDIA GeForce GTX 480M 's Advantages

Released 3 years late

Larger VRAM bandwidth (76.80GB/s vs 6.400GB/s)

344 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 8400M G

0.013 TFLOPS

GeForce GTX 480M +4500%

0.598 TFLOPS

GeForce 8400M G

VS

GeForce GTX 480M

Graphics Card

May 2007

Release Date

May 2010

GeForce 8M

Generation

GeForce 400M

Mobile

Type

Mobile

PCIe 1.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

-

Boost Clock

-

400 MHz

Memory Clock

600 MHz

Memory

256MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

6.400GB/s

Bandwidth

76.80GB/s

Render Config

1

SM Count

11

-

Compute Units

-

8

Shading Units

352

8

TMUs

44

4

ROPs

32

-

Tensor Cores

-

RT Cores

-

L1 Cache

64 KB (per SM)

16 KB

L2 Cache

512 KB

Theoretical Performance

1.600 GPixel/s

Pixel Rate

9.350 GPixel/s

3.200 GTexel/s

Texture Rate

18.70 GTexel/s

-

FP16 (half)

-

12.80 GFLOPS

FP32 (float)

598.4 GFLOPS

-

FP64 (double)

74.80 GFLOPS

Graphics Processor

G86

GPU Name

GF100

NB8M-SE

GPU Variant

N11E-GTX-A3

Tesla

Architecture

Fermi

TSMC

Foundry

TSMC

80 nm

Process Size

40 nm

0.21 billion

Transistors

3.1 billion

127 mm²

Die Size

529 mm²

Board Design

10W

TDP

100W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

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

2.0

4.0

Shader Model

5.1

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