AMD Radeon HD 7970M vs NVIDIA GeForce MX450 25W

VS

AMD Radeon HD 7970M NVIDIA GeForce MX450 25W

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7970M and 2GB VRAM GeForce MX450 25W to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7970M 's Advantages

Larger VRAM bandwidth (153.6GB/s vs 80.00GB/s)

384 additional rendering cores

NVIDIA GeForce MX450 25W 's Advantages

Released 8 years and 4 months late

Boost Clock930MHz

Lower TDP (25W vs 100W)

Score

Benchmark

FP32 (float)

Radeon HD 7970M +30%

2.176 TFLOPS

GeForce MX450 25W

1.667 TFLOPS

Radeon HD 7970M

VS

GeForce MX450 25W

Graphics Card

Apr 2012

Release Date

Aug 2020

London

Generation

GeForce MX

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 4.0 x4

Clock Speeds

-

Base Clock

720 MHz

-

Boost Clock

930 MHz

1200 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

64bit

153.6GB/s

Bandwidth

80.00GB/s

Render Config

-

SM Count

14

20

Compute Units

-

1280

Shading Units

896

80

TMUs

56

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

512 KB

Theoretical Performance

27.20 GPixel/s

Pixel Rate

29.76 GPixel/s

68.00 GTexel/s

Texture Rate

52.08 GTexel/s

-

FP16 (half)

3.333 TFLOPS

2.176 TFLOPS

FP32 (float)

1.667 TFLOPS

136.0 GFLOPS

FP64 (double)

52.08 GFLOPS

Graphics Processor

Wimbledon

GPU Name

TU117

Wimbledon XT (216-0836036)

GPU Variant

N18S-G5

GCN 1.0

Architecture

Turing

TSMC

Foundry

TSMC

28 nm

Process Size

12 nm

2.8 billion

Transistors

4.7 billion

212 mm²

Die Size

200 mm²

Board Design

100W

TDP

25W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

7.5

5.1

Shader Model

6.6

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