NVIDIA GeForce MX450 25W vs NVIDIA GeForce GT 820M

VS

NVIDIA GeForce MX450 25W NVIDIA GeForce GT 820M

We compared two Mobile platform GPUs: 2GB VRAM GeForce MX450 25W and 1024MB VRAM GeForce GT 820M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce MX450 25W 's Advantages

Released 6 years and 9 months late

Boost Clock930MHz

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (80.00GB/s vs 14.40GB/s)

800 additional rendering cores

NVIDIA GeForce GT 820M 's Advantages

Lower TDP (15W vs 25W)

Score

Benchmark

FP32 (float)

GeForce MX450 25W +459%

1.667 TFLOPS

GeForce GT 820M

0.298 TFLOPS

GeForce MX450 25W

VS

GeForce GT 820M

Graphics Card

Aug 2020

Release Date

Nov 2013

GeForce MX

Generation

GeForce 800M

Mobile

Type

Mobile

PCIe 4.0 x4

Bus Interface

PCIe 2.0 x16

Clock Speeds

720 MHz

Base Clock

-

930 MHz

Boost Clock

-

1250 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

1024MB

GDDR6

Memory Type

DDR3

64bit

Memory Bus

64bit

80.00GB/s

Bandwidth

14.40GB/s

Render Config

14

SM Count

2

-

Compute Units

-

896

Shading Units

96

56

TMUs

16

32

ROPs

8

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

128 KB

Theoretical Performance

29.76 GPixel/s

Pixel Rate

3.100 GPixel/s

52.08 GTexel/s

Texture Rate

12.40 GTexel/s

3.333 TFLOPS

FP16 (half)

-

1.667 TFLOPS

FP32 (float)

297.6 GFLOPS

52.08 GFLOPS

FP64 (double)

24.80 GFLOPS

Graphics Processor

TU117

GPU Name

GF117

N18S-G5

GPU Variant

N15V-GM

Turing

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

12 nm

Process Size

28 nm

4.7 billion

Transistors

0.585 billion

200 mm²

Die Size

116 mm²

Board Design

25W

TDP

15W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (12_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

1.1

1.3

Vulkan

N/A

7.5

CUDA

2.1

6.6

Shader Model

5.1

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