NVIDIA GeForce GTX 980MX vs NVIDIA GeForce 8400M GT

VS

NVIDIA GeForce GTX 980MX

NVIDIA GeForce 8400M GT

We compared two Mobile platform GPUs: 8GB VRAM GeForce GTX 980MX and 512MB VRAM GeForce 8400M GT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 980MX 's Advantages

Released 9 years and 1 months late

Boost Clock1178MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (192.0GB/s vs 19.20GB/s)

1648 additional rendering cores

NVIDIA GeForce 8400M GT 's Advantages

Lower TDP (14W vs 148W)

Score

Benchmark

FP32 (float)

GeForce GTX 980MX +13417%

3.92 TFLOPS

GeForce 8400M GT

0.029 TFLOPS

GeForce GTX 980MX

VS

GeForce 8400M GT

Graphics Card

Jun 2016

Release Date

May 2007

GeForce 900M

Generation

GeForce 8M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

1050 MHz

Base Clock

-

1178 MHz

Boost Clock

-

1500 MHz

Memory Clock

600 MHz

Memory

8GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

192.0GB/s

Bandwidth

19.20GB/s

Render Config

-

SM Count

2

1664

Shading Units

16

104

TMUs

8

64

ROPs

4

-

48 KB (per SMM)

L1 Cache

-

2 MB

L2 Cache

32 KB

-

Theoretical Performance

75.39 GPixel/s

Pixel Rate

1.800 GPixel/s

122.5 GTexel/s

Texture Rate

3.600 GTexel/s

-

3.920 TFLOPS

FP32 (float)

28.80 GFLOPS

122.5 GFLOPS

FP64 (double)

-

Board Design

148W

TDP

14W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GM204

GPU Name

G86

N16E-GXX-A1

GPU Variant

G86-603-A2

Maxwell 2.0

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

80 nm

5.2 billion

Transistors

0.21 billion

398 mm²

Die Size

127 mm²

Graphics Features

12 (12_1)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

1.3

Vulkan

N/A

5.2

CUDA

1.1

6.4

Shader Model

4.0

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