AMD Radeon HD 6870M vs NVIDIA GeForce MX450 30.5W 10Gbps

VS

AMD Radeon HD 6870M

NVIDIA GeForce MX450 30.5W 10Gbps

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6870M and 2GB VRAM GeForce MX450 30.5W 10Gbps to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce MX450 30.5W 10Gbps 's Advantages

Released 9 years and 7 months late

Boost Clock1575MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (80.00GB/s vs 64.00GB/s)

96 additional rendering cores

Lower TDP (31W vs 50W)

Score

Benchmark

FP32 (float)

Radeon HD 6870M

1.08 TFLOPS

GeForce MX450 30.5W 10Gbps +161%

2.822 TFLOPS

Radeon HD 6870M

VS

GeForce MX450 30.5W 10Gbps

Graphics Card

Jan 2011

Release Date

Aug 2020

Vancouver

Generation

GeForce MX

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 4.0 x4

Clock Speeds

-

Base Clock

1395 MHz

-

Boost Clock

1575 MHz

1000 MHz

Memory Clock

1250 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

64bit

64.00GB/s

Bandwidth

80.00GB/s

Render Config

10

Compute Units

-

SM Count

14

800

Shading Units

896

40

TMUs

56

16

ROPs

32

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

10.80 GPixel/s

Pixel Rate

50.40 GPixel/s

27.00 GTexel/s

Texture Rate

88.20 GTexel/s

-

FP16 (half)

5.645 TFLOPS

1080 GFLOPS

FP32 (float)

2.822 TFLOPS

-

FP64 (double)

88.20 GFLOPS

Board Design

50W

TDP

31W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Granville

GPU Name

TU117

Granville XT (216-0769024)

GPU Variant

N18S-G5

TeraScale 2

Architecture

Turing

TSMC

Foundry

TSMC

40 nm

Process Size

12 nm

1.04 billion

Transistors

4.7 billion

166 mm²

Die Size

200 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_1)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

7.5

5.0

Shader Model

6.6

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