NVIDIA GeForce 820M vs AMD Radeon R5 A330

VS

NVIDIA GeForce 820M

AMD Radeon R5 A330

We compared two Mobile platform GPUs: 2GB VRAM GeForce 820M and 2GB VRAM Radeon R5 A330 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 820M 's Advantages

Larger VRAM bandwidth (28.83GB/s vs 14.40GB/s)

64 additional rendering cores

AMD Radeon R5 A330 's Advantages

Released 7 months late

Score

Benchmark

FP32 (float)

GeForce 820M

0.622 TFLOPS

Radeon R5 A330 +5%

0.659 TFLOPS

GeForce 820M

VS

Radeon R5 A330

Graphics Card

Mar 2015

Release Date

Oct 2015

GeForce 800M

Generation

All-In-One

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

901 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

DDR3

128bit

Memory Bus

64bit

28.83GB/s

Bandwidth

14.40GB/s

Render Config

-

Compute Units

5

-

384

Shading Units

320

32

TMUs

20

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

8.240 GPixel/s

25.92 GTexel/s

Texture Rate

20.60 GTexel/s

-

622.1 GFLOPS

FP32 (float)

659.2 GFLOPS

25.92 GFLOPS

FP64 (double)

-

Board Design

45W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

GK107

GPU Name

Exo

-

Kepler

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.27 billion

Transistors

0.69 billion

118 mm²

Die Size

56 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

2.1 (1.2)

1.1

Vulkan

1.2.170

3.0

CUDA

-

5.1

Shader Model

6.5 (5.1)

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