NVIDIA GeForce 705M vs AMD Radeon R9 M280X

VS

NVIDIA GeForce 705M

AMD Radeon R9 M280X

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 705M and 4GB VRAM Radeon R9 M280X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M280X 's Advantages

Boost Clock1000MHz

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (88.00GB/s vs 14.40GB/s)

848 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 705M

0.142 TFLOPS

Radeon R9 M280X +1161%

1.792 TFLOPS

GeForce 705M

VS

Radeon R9 M280X

Graphics Card

Unknown

Release Date

Feb 2015

GeForce 700M

Generation

Gem System

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

900 MHz

-

Boost Clock

1000 MHz

900 MHz

Memory Clock

1375 MHz

Memory

1024MB

Memory Size

4GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

14.40GB/s

Bandwidth

88.00GB/s

Render Config

-

Compute Units

14

1

SM Count

-

48

Shading Units

896

8

TMUs

56

4

ROPs

16

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

1.476 GPixel/s

Pixel Rate

16.00 GPixel/s

5.904 GTexel/s

Texture Rate

56.00 GTexel/s

-

141.7 GFLOPS

FP32 (float)

1.792 TFLOPS

11.81 GFLOPS

FP64 (double)

112.0 GFLOPS

Board Design

15W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

GF119

GPU Name

Saturn

GF119 B1

GPU Variant

Saturn XT (216-0843024)

Fermi 2.0

Architecture

GCN 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.292 billion

Transistors

2.08 billion

79 mm²

Die Size

160 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.1

OpenCL

2.1

N/A

Vulkan

1.2.170

2.1

CUDA

-

5.1

Shader Model

6.5

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