AMD Radeon R9 M280X vs NVIDIA GeForce 940A

VS

We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M280X and 1024MB VRAM GeForce 940A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M280X 's Advantages

More VRAM (4GB vs 1GB)

Larger VRAM bandwidth (88.00GB/s vs 16.02GB/s)

512 additional rendering cores

NVIDIA GeForce 940A 's Advantages

Boost Clock has increased by 12% (1124MHz vs 1000MHz)

Score

Benchmark

FP32 (float)

Radeon R9 M280X +107%

1.792 TFLOPS

GeForce 940A

0.863 TFLOPS

Radeon R9 M280X

VS

GeForce 940A

Graphics Card

Feb 2015

Release Date

Mar 2015

Gem System

Generation

GeForce 900A

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

900 MHz

Base Clock

1029 MHz

1000 MHz

Boost Clock

1124 MHz

1375 MHz

Memory Clock

1001 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

88.00GB/s

Bandwidth

16.02GB/s

Render Config

-

SM Count

-

14

Compute Units

-

896

Shading Units

384

56

TMUs

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

64 KB (per SMM)

256 KB

L2 Cache

1024 KB

Theoretical Performance

16.00 GPixel/s

Pixel Rate

8.992 GPixel/s

56.00 GTexel/s

Texture Rate

17.98 GTexel/s

-

FP16 (half)

-

1.792 TFLOPS

FP32 (float)

863.2 GFLOPS

112.0 GFLOPS

FP64 (double)

26.98 GFLOPS

Graphics Processor

Saturn

GPU Name

GM108

Saturn XT (216-0843024)

GPU Variant

-

GCN 2.0

Architecture

Maxwell

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.08 billion

Transistors

Unknown

160 mm²

Die Size

Unknown

Board Design

Unknown

TDP

33W

-

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

-

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2.170

Vulkan

1.3

-

CUDA

5.0

6.5

Shader Model

5.1

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