NVIDIA GeForce MX450 25W vs AMD Radeon HD 7490M

VS

NVIDIA GeForce MX450 25W

AMD Radeon HD 7490M

We compared two Mobile platform GPUs: 2GB VRAM GeForce MX450 25W and 1024MB VRAM Radeon HD 7490M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce MX450 25W 's Advantages

Released 8 years and 7 months late

Boost Clock930MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (80.00GB/s vs 30.40GB/s)

736 additional rendering cores

AMD Radeon HD 7490M 's Advantages

Lower TDP (9W vs 25W)

Score

Benchmark

FP32 (float)

GeForce MX450 25W +551%

1.667 TFLOPS

Radeon HD 7490M

0.256 TFLOPS

GeForce MX450 25W

VS

Radeon HD 7490M

Graphics Card

Aug 2020

Release Date

Jan 2012

GeForce MX

Generation

London

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

950 MHz

Memory

2GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

64bit

Memory Bus

64bit

80.00GB/s

Bandwidth

30.40GB/s

Render Config

-

Compute Units

2

14

SM Count

-

896

Shading Units

160

56

TMUs

8

32

ROPs

4

-

64 KB (per SM)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

128 KB

-

Theoretical Performance

29.76 GPixel/s

Pixel Rate

3.200 GPixel/s

52.08 GTexel/s

Texture Rate

6.400 GTexel/s

3.333 TFLOPS

FP16 (half)

-

1.667 TFLOPS

FP32 (float)

256.0 GFLOPS

52.08 GFLOPS

FP64 (double)

-

Board Design

25W

TDP

9W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

TU117

GPU Name

Seymour

N18S-G5

GPU Variant

Seymour XTX (216-0810005)

Turing

Architecture

TeraScale 2

TSMC

Foundry

TSMC

12 nm

Process Size

40 nm

4.7 billion

Transistors

0.37 billion

200 mm²

Die Size

67 mm²

Graphics Features

12 (12_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.3

Vulkan

N/A

7.5

CUDA

-

6.6

Shader Model

5.0

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