NVIDIA GeForce 8400M G vs NVIDIA GeForce RTX 4080 Mobile

VS

NVIDIA GeForce 8400M G NVIDIA GeForce RTX 4080 Mobile

We compared two Mobile platform GPUs: 256MB VRAM GeForce 8400M G and 12GB VRAM GeForce RTX 4080 Mobile 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 110W)

NVIDIA GeForce RTX 4080 Mobile 's Advantages

Released 15 years and 8 months late

Boost Clock1665MHz

Larger VRAM bandwidth (432.0GB/s vs 6.400GB/s)

7416 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 8400M G

0.013 TFLOPS

GeForce RTX 4080 Mobile +190053%

24.72 TFLOPS

GeForce 8400M G

VS

GeForce RTX 4080 Mobile

Graphics Card

May 2007

Release Date

Jan 2023

GeForce 8M

Generation

GeForce 40 Mobile

Mobile

Type

Mobile

PCIe 1.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1290 MHz

-

Boost Clock

1665 MHz

400 MHz

Memory Clock

2250 MHz

Memory

256MB

Memory Size

12GB

GDDR3

Memory Type

GDDR6

64bit

Memory Bus

192bit

6.400GB/s

Bandwidth

432.0GB/s

Render Config

1

SM Count

58

-

Compute Units

-

8

Shading Units

7424

8

TMUs

232

4

ROPs

80

-

Tensor Cores

232

-

RT Cores

58

-

L1 Cache

128 KB (per SM)

16 KB

L2 Cache

48 MB

Theoretical Performance

1.600 GPixel/s

Pixel Rate

133.2 GPixel/s

3.200 GTexel/s

Texture Rate

386.3 GTexel/s

-

FP16 (half)

24.72 TFLOPS

12.80 GFLOPS

FP32 (float)

24.72 TFLOPS

-

FP64 (double)

386.3 GFLOPS

Graphics Processor

G86

GPU Name

AD104

NB8M-SE

GPU Variant

GN21-X9

Tesla

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

80 nm

Process Size

4 nm

0.21 billion

Transistors

35.8 billion

127 mm²

Die Size

295 mm²

Board Design

10W

TDP

110W

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

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

8.9

4.0

Shader Model

6.7

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