NVIDIA GeForce MX450 25W vs NVIDIA GeForce 840M

VS

NVIDIA GeForce MX450 25W

NVIDIA GeForce 840M

We compared two Mobile platform GPUs: 2GB VRAM GeForce MX450 25W and 2GB VRAM GeForce 840M 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 5 months late

Larger VRAM bandwidth (80.00GB/s vs 16.02GB/s)

512 additional rendering cores

Lower TDP (25W vs 33W)

NVIDIA GeForce 840M 's Advantages

Boost Clock has increased by 21% (1124MHz vs 930MHz)

Score

Benchmark

FP32 (float)

GeForce MX450 25W +93%

1.667 TFLOPS

GeForce 840M

0.863 TFLOPS

Blender

GeForce MX450 25W +144%

164

GeForce 840M

67

GeForce MX450 25W

VS

GeForce 840M

Graphics Card

Aug 2020

Release Date

Mar 2014

GeForce MX

Generation

GeForce 800M

Mobile

Type

Mobile

PCIe 4.0 x4

Bus Interface

PCIe 3.0 x8

Clock Speeds

720 MHz

Base Clock

1029 MHz

930 MHz

Boost Clock

1124 MHz

1250 MHz

Memory Clock

1001 MHz

Memory

2GB

Memory Size

2GB

GDDR6

Memory Type

DDR3

64bit

Memory Bus

64bit

80.00GB/s

Bandwidth

16.02GB/s

Render Config

-

14

SM Count

-

896

Shading Units

384

56

TMUs

16

32

ROPs

8

-

64 KB (per SM)

L1 Cache

64 KB (per SMM)

512 KB

L2 Cache

1024 KB

-

Theoretical Performance

29.76 GPixel/s

Pixel Rate

8.992 GPixel/s

52.08 GTexel/s

Texture Rate

17.98 GTexel/s

3.333 TFLOPS

FP16 (half)

-

1.667 TFLOPS

FP32 (float)

863.2 GFLOPS

52.08 GFLOPS

FP64 (double)

26.98 GFLOPS

Board Design

25W

TDP

33W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

TU117

GPU Name

GM108

N18S-G5

GPU Variant

N15S-GT

Turing

Architecture

Maxwell

TSMC

Foundry

TSMC

12 nm

Process Size

28 nm

4.7 billion

Transistors

Unknown

200 mm²

Die Size

Unknown

Graphics Features

12 (12_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

7.5

CUDA

5.0

6.6

Shader Model

5.1

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