AMD Radeon 540X Mobile vs NVIDIA GeForce 800M

VS

AMD Radeon 540X Mobile

NVIDIA GeForce 800M

We compared two Mobile platform GPUs: 2GB VRAM Radeon 540X Mobile and 1024MB VRAM GeForce 800M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 540X Mobile 's Advantages

Released 4 years and 11 months late

Boost Clock1095MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (32.00GB/s vs 14.40GB/s)

464 additional rendering cores

NVIDIA GeForce 800M 's Advantages

Lower TDP (15W vs 50W)

Score

Benchmark

FP32 (float)

Radeon 540X Mobile +689%

1.121 TFLOPS

GeForce 800M

0.142 TFLOPS

Radeon 540X Mobile

VS

GeForce 800M

Graphics Card

Feb 2019

Release Date

Mar 2014

Mobility Radeon

Generation

GeForce 800M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

980 MHz

Base Clock

-

1095 MHz

Boost Clock

-

1000 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

64bit

Memory Bus

64bit

32.00GB/s

Bandwidth

14.40GB/s

Render Config

8

Compute Units

-

SM Count

1

512

Shading Units

48

32

TMUs

8

16

ROPs

8

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

128 KB

-

Theoretical Performance

17.52 GPixel/s

Pixel Rate

1.476 GPixel/s

35.04 GTexel/s

Texture Rate

5.904 GTexel/s

1121 GFLOPS

FP16 (half)

-

1121 GFLOPS

FP32 (float)

141.7 GFLOPS

70.08 GFLOPS

FP64 (double)

11.81 GFLOPS

Board Design

50W

TDP

15W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Lexa

GPU Name

GF117

Lexa PRO (215-0904018)

GPU Variant

N14M-GL

GCN 4.0

Architecture

Fermi 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

2.2 billion

Transistors

0.585 billion

103 mm²

Die Size

116 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

2.1

6.4

Shader Model

5.1

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