NVIDIA GeForce 8400M G vs AMD Radeon RX 540X Mobile

VS

NVIDIA GeForce 8400M G AMD Radeon RX 540X Mobile

We compared two Mobile platform GPUs: 256MB VRAM GeForce 8400M G and 2GB VRAM Radeon RX 540X 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 50W)

AMD Radeon RX 540X Mobile 's Advantages

Released 10 years and 11 months late

Boost Clock1211MHz

Larger VRAM bandwidth (96.00GB/s vs 6.400GB/s)

504 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 8400M G

0.013 TFLOPS

Radeon RX 540X Mobile +9438%

1.24 TFLOPS

GeForce 8400M G

VS

Radeon RX 540X Mobile

Graphics Card

May 2007

Release Date

Apr 2018

GeForce 8M

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 1.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1124 MHz

-

Boost Clock

1211 MHz

400 MHz

Memory Clock

1500 MHz

Memory

256MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

6.400GB/s

Bandwidth

96.00GB/s

Render Config

1

SM Count

-

Compute Units

8

Shading Units

512

8

TMUs

32

4

ROPs

16

-

Tensor Cores

-

RT Cores

-

L1 Cache

16 KB (per CU)

16 KB

L2 Cache

512 KB

Theoretical Performance

1.600 GPixel/s

Pixel Rate

19.38 GPixel/s

3.200 GTexel/s

Texture Rate

38.75 GTexel/s

-

FP16 (half)

1240 GFLOPS

12.80 GFLOPS

FP32 (float)

1240 GFLOPS

-

FP64 (double)

77.50 GFLOPS

Graphics Processor

G86

GPU Name

Polaris 23

NB8M-SE

GPU Variant

Polaris 23 MXL

Tesla

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

80 nm

Process Size

14 nm

0.21 billion

Transistors

2.2 billion

127 mm²

Die Size

103 mm²

Board Design

10W

TDP

50W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

11.1 (10_0)

DirectX

12 (12_0)

3.3

OpenGL

4.6

1.1

OpenCL

2.1

N/A

Vulkan

1.2

1.1

CUDA

-

4.0

Shader Model

6.4

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