NVIDIA GeForce RTX 5070 Mobile vs NVIDIA GeForce MX450 25W

VS

NVIDIA GeForce RTX 5070 Mobile

NVIDIA GeForce MX450 25W

We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 5070 Mobile and 2GB VRAM GeForce MX450 25W to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 5070 Mobile 's Advantages

Released 4 years and 5 months late

Boost Clock has increased by 171% (2520MHz vs 930MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (507.2GB/s vs 80.00GB/s)

3712 additional rendering cores

NVIDIA GeForce MX450 25W 's Advantages

Lower TDP (25W vs 115W)

Score

Benchmark

FP32 (float)

GeForce RTX 5070 Mobile +1292%

23.22 TFLOPS

GeForce MX450 25W

1.667 TFLOPS

GeForce RTX 5070 Mobile

VS

GeForce MX450 25W

Graphics Card

Jan 2025

Release Date

Aug 2020

GeForce 50 Mobile

Generation

GeForce MX

Mobile

Type

Mobile

PCIe 5.0 x16

Bus Interface

PCIe 4.0 x4

Clock Speeds

2235 MHz

Base Clock

720 MHz

2520 MHz

Boost Clock

930 MHz

2500 MHz

Memory Clock

1250 MHz

Memory

8GB

Memory Size

2GB

GDDR7

Memory Type

GDDR6

128bit

Memory Bus

64bit

507.2GB/s

Bandwidth

80.00GB/s

Render Config

-

36

SM Count

14

4608

Shading Units

896

144

TMUs

56

48

ROPs

32

144

Tensor Cores

-

36

RT Cores

-

128 KB (per SM)

L1 Cache

64 KB (per SM)

32 MB

L2 Cache

512 KB

-

Theoretical Performance

121.0 GPixel/s

Pixel Rate

29.76 GPixel/s

362.9 GTexel/s

Texture Rate

52.08 GTexel/s

23.22 TFLOPS

FP16 (half)

3.333 TFLOPS

23.22 TFLOPS

FP32 (float)

1.667 TFLOPS

362.9 GFLOPS

FP64 (double)

52.08 GFLOPS

Board Design

115W

TDP

25W

300 W

Suggested PSU

-

1x HDMI 2.13x DisplayPort 1.4a

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GB206

GPU Name

TU117

GB206

GPU Variant

N18S-G5

Blackwell 2.0

Architecture

Turing

TSMC

Foundry

TSMC

4 nm

Process Size

12 nm

Unknown

Transistors

4.7 billion

Unknown

Die Size

200 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

10.1

CUDA

7.5

6.8

Shader Model

6.6

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