NVIDIA GeForce 820M vs AMD Radeon R7 A260

VS

NVIDIA GeForce 820M

AMD Radeon R7 A260

We compared two Mobile platform GPUs: 2GB VRAM GeForce 820M and 1024MB VRAM Radeon R7 A260 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 820M 's Advantages

Released 1 years and 2 months late

More VRAM (2GB vs 1024GB)

AMD Radeon R7 A260 's Advantages

Boost Clock980MHz

Larger VRAM bandwidth (57.60GB/s vs 28.83GB/s)

Score

Benchmark

FP32 (float)

GeForce 820M

0.622 TFLOPS

Radeon R7 A260 +20%

0.752 TFLOPS

GeForce 820M

VS

Radeon R7 A260

Graphics Card

Mar 2015

Release Date

Jan 2014

GeForce 800M

Generation

All-In-One

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

900 MHz

-

Boost Clock

980 MHz

901 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

28.83GB/s

Bandwidth

57.60GB/s

Render Config

-

Compute Units

6

-

384

Shading Units

384

32

TMUs

24

16

ROPs

8

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

6.480 GPixel/s

Pixel Rate

7.840 GPixel/s

25.92 GTexel/s

Texture Rate

23.52 GTexel/s

-

622.1 GFLOPS

FP32 (float)

752.6 GFLOPS

25.92 GFLOPS

FP64 (double)

-

Board Design

45W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

GK107

GPU Name

Topaz

-

GPU Variant

Topaz XT (216-0858020)

Kepler

Architecture

GCN 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.27 billion

Transistors

1.55 billion

118 mm²

Die Size

125 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.1

Vulkan

1.2.170

3.0

CUDA

-

5.1

Shader Model

6.5

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