NVIDIA GeForce GT 435M vs NVIDIA GeForce 820M

VS

NVIDIA GeForce GT 435M

NVIDIA GeForce 820M

We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 435M and 2GB VRAM GeForce 820M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 435M 's Advantages

Lower TDP (35W vs 45W)

NVIDIA GeForce 820M 's Advantages

Released 4 years and 2 months late

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (28.83GB/s vs 25.60GB/s)

288 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 435M

0.227 TFLOPS

GeForce 820M +174%

0.622 TFLOPS

GeForce GT 435M

VS

GeForce 820M

Graphics Card

Jan 2011

Release Date

Mar 2015

GeForce 400M

Generation

GeForce 800M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

800 MHz

Memory Clock

901 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

DDR3

128bit

Memory Bus

128bit

25.60GB/s

Bandwidth

28.83GB/s

Render Config

-

2

SM Count

-

96

Shading Units

384

16

TMUs

32

16

ROPs

16

-

64 KB (per SM)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

2.360 GPixel/s

Pixel Rate

6.480 GPixel/s

9.440 GTexel/s

Texture Rate

25.92 GTexel/s

-

226.6 GFLOPS

FP32 (float)

622.1 GFLOPS

18.88 GFLOPS

FP64 (double)

25.92 GFLOPS

Board Design

35W

TDP

45W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GF106

GPU Name

GK107

N11E-GE-A1

GPU Variant

-

Fermi

Architecture

Kepler

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.17 billion

Transistors

1.27 billion

238 mm²

Die Size

118 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.1

2.1

CUDA

3.0

5.1

Shader Model

5.1

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