AMD Radeon 540X Mobile vs NVIDIA GeForce 8400M G

VS

AMD Radeon 540X Mobile NVIDIA GeForce 8400M G

We compared two Mobile platform GPUs: 2GB VRAM Radeon 540X Mobile and 256MB VRAM GeForce 8400M G to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 540X Mobile 's Advantages

Released 11 years and 9 months late

Boost Clock1095MHz

Larger VRAM bandwidth (32.00GB/s vs 6.400GB/s)

504 additional rendering cores

NVIDIA GeForce 8400M G 's Advantages

Lower TDP (10W vs 50W)

Score

Benchmark

FP32 (float)

Radeon 540X Mobile +8523%

1.121 TFLOPS

GeForce 8400M G

0.013 TFLOPS

Radeon 540X Mobile

VS

GeForce 8400M G

Graphics Card

Feb 2019

Release Date

May 2007

Mobility Radeon

Generation

GeForce 8M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 1.0 x16

Clock Speeds

980 MHz

Base Clock

-

1095 MHz

Boost Clock

-

1000 MHz

Memory Clock

400 MHz

Memory

2GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

64bit

Memory Bus

64bit

32.00GB/s

Bandwidth

6.400GB/s

Render Config

-

SM Count

1

8

Compute Units

-

512

Shading Units

8

32

TMUs

8

16

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

16 KB

Theoretical Performance

17.52 GPixel/s

Pixel Rate

1.600 GPixel/s

35.04 GTexel/s

Texture Rate

3.200 GTexel/s

1121 GFLOPS

FP16 (half)

-

1121 GFLOPS

FP32 (float)

12.80 GFLOPS

70.08 GFLOPS

FP64 (double)

-

Graphics Processor

Lexa

GPU Name

G86

Lexa PRO (215-0904018)

GPU Variant

NB8M-SE

GCN 4.0

Architecture

Tesla

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

80 nm

2.2 billion

Transistors

0.21 billion

103 mm²

Die Size

127 mm²

Board Design

50W

TDP

10W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

1.1

6.4

Shader Model

4.0

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