NVIDIA GeForce 8400M GS vs NVIDIA GeForce RTX 2080 Max Q

VS

NVIDIA GeForce 8400M GS

NVIDIA GeForce RTX 2080 Max Q

We compared two Mobile platform GPUs: 256MB VRAM GeForce 8400M GS and 8GB VRAM GeForce RTX 2080 Max Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 8400M GS 's Advantages

Lower TDP (11W vs 80W)

NVIDIA GeForce RTX 2080 Max Q 's Advantages

Released 11 years and 8 months late

Boost Clock1095MHz

More VRAM (8GB vs 256GB)

Larger VRAM bandwidth (384.0GB/s vs 6.400GB/s)

2928 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 8400M GS

0.026 TFLOPS

GeForce RTX 2080 Max Q +24696%

6.447 TFLOPS

GeForce 8400M GS

VS

GeForce RTX 2080 Max Q

Graphics Card

May 2007

Release Date

Jan 2019

GeForce 8M

Generation

GeForce 20 Mobile

Mobile

Type

Mobile

MXM-I

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

735 MHz

-

Boost Clock

1095 MHz

400 MHz

Memory Clock

1500 MHz

Memory

256MB

Memory Size

8GB

DDR2

Memory Type

GDDR6

64bit

Memory Bus

256bit

6.400GB/s

Bandwidth

384.0GB/s

Render Config

-

2

SM Count

46

16

Shading Units

2944

8

TMUs

184

4

ROPs

64

-

Tensor Cores

368

-

RT Cores

46

-

L1 Cache

64 KB (per SM)

16 KB

L2 Cache

4 MB

-

Theoretical Performance

1.600 GPixel/s

Pixel Rate

70.08 GPixel/s

3.200 GTexel/s

Texture Rate

201.5 GTexel/s

-

FP16 (half)

12.89 TFLOPS

25.60 GFLOPS

FP32 (float)

6.447 TFLOPS

-

FP64 (double)

201.5 GFLOPS

Board Design

11W

TDP

80W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

G86

GPU Name

TU104

NB8M-GS

GPU Variant

N18E-G3-A1

Tesla

Architecture

Turing

TSMC

Foundry

TSMC

80 nm

Process Size

12 nm

0.21 billion

Transistors

13.6 billion

127 mm²

Die Size

545 mm²

Graphics Features

11.1 (10_0)

DirectX

12 Ultimate (12_2)

3.3

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.3

1.1

CUDA

7.5

4.0

Shader Model

6.6

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