NVIDIA GeForce 820M vs NVIDIA GeForce GT 720M

VS

NVIDIA GeForce 820M

NVIDIA GeForce GT 720M

We compared two Mobile platform GPUs: 2GB VRAM GeForce 820M and 2GB VRAM GeForce GT 720M 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 3 months late

Larger VRAM bandwidth (28.83GB/s vs 12.80GB/s)

192 additional rendering cores

NVIDIA GeForce GT 720M 's Advantages

Boost Clock758MHz

Lower TDP (33W vs 45W)

Score

Benchmark

FP32 (float)

GeForce 820M +113%

0.622 TFLOPS

GeForce GT 720M

0.291 TFLOPS

GeForce 820M

VS

GeForce GT 720M

Graphics Card

Mar 2015

Release Date

Dec 2013

GeForce 800M

Generation

GeForce 700M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x8

Clock Speeds

-

Base Clock

719 MHz

-

Boost Clock

758 MHz

901 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

DDR3

128bit

Memory Bus

64bit

28.83GB/s

Bandwidth

12.80GB/s

Render Config

-

384

Shading Units

192

32

TMUs

16

ROPs

8

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

6.480 GPixel/s

Pixel Rate

3.032 GPixel/s

25.92 GTexel/s

Texture Rate

12.13 GTexel/s

-

622.1 GFLOPS

FP32 (float)

291.1 GFLOPS

25.92 GFLOPS

FP64 (double)

12.13 GFLOPS

Board Design

45W

TDP

33W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GK107

GPU Name

GK208

-

GPU Variant

GT 720M

Kepler

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.27 billion

Transistors

1.02 billion

118 mm²

Die Size

87 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.1

3.0

CUDA

3.5

5.1

Shader Model

5.1

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