AMD Radeon HD 8970M vs NVIDIA GeForce MX450 30.5W 8Gbps

VS

AMD Radeon HD 8970M

NVIDIA GeForce MX450 30.5W 8Gbps

We compared two Mobile platform GPUs: 4GB VRAM Radeon HD 8970M and 2GB VRAM GeForce MX450 30.5W 8Gbps to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8970M 's Advantages

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (153.6GB/s vs 64.00GB/s)

384 additional rendering cores

NVIDIA GeForce MX450 30.5W 8Gbps 's Advantages

Released 7 years and 3 months late

Boost Clock has increased by 42% (1275MHz vs 900MHz)

Lower TDP (31W vs 100W)

Score

Benchmark

FP32 (float)

Radeon HD 8970M

2.304 TFLOPS

GeForce MX450 30.5W 8Gbps

2.285 TFLOPS

Radeon HD 8970M

VS

GeForce MX450 30.5W 8Gbps

Graphics Card

May 2013

Release Date

Aug 2020

Solar System

Generation

GeForce MX

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x4

Clock Speeds

850 MHz

Base Clock

1035 MHz

900 MHz

Boost Clock

1275 MHz

1200 MHz

Memory Clock

2000 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

64bit

153.6GB/s

Bandwidth

64.00GB/s

Render Config

20

Compute Units

-

SM Count

14

1280

Shading Units

896

80

TMUs

56

32

ROPs

32

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

28.80 GPixel/s

Pixel Rate

40.80 GPixel/s

72.00 GTexel/s

Texture Rate

71.40 GTexel/s

-

FP16 (half)

4.570 TFLOPS

2.304 TFLOPS

FP32 (float)

2.285 TFLOPS

144.0 GFLOPS

FP64 (double)

71.40 GFLOPS

Board Design

100W

TDP

31W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Neptune

GPU Name

TU117

Neptune XT (216-0847000)

GPU Variant

-

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

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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