AMD Radeon HD 8870M vs NVIDIA GeForce MX450 25W

VS

AMD Radeon HD 8870M

NVIDIA GeForce MX450 25W

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8870M 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 MX450 25W 's Advantages

Released 7 years and 4 months late

Boost Clock has increased by 20% (930MHz vs 775MHz)

Larger VRAM bandwidth (80.00GB/s vs 72.00GB/s)

256 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8870M

0.992 TFLOPS

GeForce MX450 25W +68%

1.667 TFLOPS

Radeon HD 8870M

VS

GeForce MX450 25W

Graphics Card

Apr 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

725 MHz

Base Clock

720 MHz

775 MHz

Boost Clock

930 MHz

1125 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

64bit

72.00GB/s

Bandwidth

80.00GB/s

Render Config

10

Compute Units

-

SM Count

14

640

Shading Units

896

40

TMUs

56

16

ROPs

32

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

12.40 GPixel/s

Pixel Rate

29.76 GPixel/s

31.00 GTexel/s

Texture Rate

52.08 GTexel/s

-

FP16 (half)

3.333 TFLOPS

992.0 GFLOPS

FP32 (float)

1.667 TFLOPS

62.00 GFLOPS

FP64 (double)

52.08 GFLOPS

Board Design

Unknown

TDP

25W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Venus

GPU Name

TU117

Venus XT (216-0846000)

GPU Variant

N18S-G5

GCN 1.0

Architecture

Turing

TSMC

Foundry

TSMC

28 nm

Process Size

12 nm

1.5 billion

Transistors

4.7 billion

123 mm²

Die Size

200 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

3.0

1.2.170

Vulkan

1.3

-

CUDA

7.5

6.5 (5.1)

Shader Model

6.6

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