NVIDIA GeForce 820M vs ATI Mobility Radeon HD 3650

VS

NVIDIA GeForce 820M

ATI Mobility Radeon HD 3650

We compared two Mobile platform GPUs: 2GB VRAM GeForce 820M and 512MB VRAM Mobility Radeon HD 3650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 820M 's Advantages

Released 7 years and 2 months late

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (28.83GB/s vs 22.40GB/s)

264 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 820M +418%

0.622 TFLOPS

Mobility Radeon HD 3650

0.12 TFLOPS

GeForce 820M

VS

Mobility Radeon HD 3650

Graphics Card

Mar 2015

Release Date

Jan 2008

GeForce 800M

Generation

M8x

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-II

Clock Speeds

-

901 MHz

Memory Clock

700 MHz

Memory

2GB

Memory Size

512MB

DDR3

Memory Type

GDDR3

128bit

Memory Bus

128bit

28.83GB/s

Bandwidth

22.40GB/s

Render Config

-

Compute Units

3

-

384

Shading Units

120

32

TMUs

8

16

ROPs

4

-

16 KB (per SMX)

L1 Cache

-

256 KB

L2 Cache

128 KB

-

Theoretical Performance

6.480 GPixel/s

Pixel Rate

2.000 GPixel/s

25.92 GTexel/s

Texture Rate

4.000 GTexel/s

-

622.1 GFLOPS

FP32 (float)

120.0 GFLOPS

25.92 GFLOPS

FP64 (double)

-

Board Design

45W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

GK107

GPU Name

M86

-

GPU Variant

M86-ME (216-0683013)

Kepler

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

1.27 billion

Transistors

0.378 billion

118 mm²

Die Size

135 mm²

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

N/A

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

4.1

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