NVIDIA GeForce 820M vs AMD Radeon R5 M445

VS

NVIDIA GeForce 820M

AMD Radeon R5 M445

We compared two Mobile platform GPUs: 2GB VRAM GeForce 820M and 4GB VRAM Radeon R5 M445 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 M445 's Advantages

Released 10 months late

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (32.00GB/s vs 28.83GB/s)

Score

Benchmark

FP32 (float)

GeForce 820M

0.622 TFLOPS

Radeon R5 M445 +13%

0.706 TFLOPS

GeForce 820M

VS

Radeon R5 M445

Graphics Card

Mar 2015

Release Date

Jan 2016

GeForce 800M

Generation

Gem System

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

901 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

4GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

64bit

28.83GB/s

Bandwidth

32.00GB/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

128 KB

-

Theoretical Performance

6.480 GPixel/s

Pixel Rate

7.360 GPixel/s

25.92 GTexel/s

Texture Rate

22.08 GTexel/s

-

622.1 GFLOPS

FP32 (float)

706.6 GFLOPS

25.92 GFLOPS

FP64 (double)

-

Board Design

45W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

GK107

GPU Name

Meso

-

GPU Variant

Meso XT (216-0864018)

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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