NVIDIA GeForce 820M vs NVIDIA NVS 3100M

VS

NVIDIA GeForce 820M

NVIDIA NVS 3100M

We compared two Mobile platform GPUs: 2GB VRAM GeForce 820M and 512MB VRAM NVS 3100M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 820M 's Advantages

Released 5 years and 2 months late

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (28.83GB/s vs 12.64GB/s)

368 additional rendering cores

NVIDIA NVS 3100M 's Advantages

Lower TDP (14W vs 45W)

Score

Benchmark

FP32 (float)

GeForce 820M +1223%

0.622 TFLOPS

NVS 3100M

0.047 TFLOPS

GeForce 820M

VS

NVS 3100M

Graphics Card

Mar 2015

Release Date

Jan 2010

GeForce 800M

Generation

NVS Mobile

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

901 MHz

Memory Clock

790 MHz

Memory

2GB

Memory Size

512MB

DDR3

Memory Type

GDDR3

128bit

Memory Bus

64bit

28.83GB/s

Bandwidth

12.64GB/s

Render Config

-

SM Count

2

384

Shading Units

16

32

TMUs

8

16

ROPs

4

-

16 KB (per SMX)

L1 Cache

-

256 KB

L2 Cache

32 KB

-

Theoretical Performance

6.480 GPixel/s

Pixel Rate

2.424 GPixel/s

25.92 GTexel/s

Texture Rate

4.848 GTexel/s

-

622.1 GFLOPS

FP32 (float)

46.98 GFLOPS

25.92 GFLOPS

FP64 (double)

-

Board Design

45W

TDP

14W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GK107

GPU Name

GT218

-

GPU Variant

N10M-NS

Kepler

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.27 billion

Transistors

0.26 billion

118 mm²

Die Size

57 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

Vulkan

N/A

3.0

CUDA

1.2

5.1

Shader Model

4.1

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