AMD Radeon HD 8670M vs NVIDIA GeForce MX450 25W

VS

AMD Radeon HD 8670M

NVIDIA GeForce MX450 25W

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 8670M 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 8670M 's Advantages

Boost Clock has increased by 5% (975MHz vs 930MHz)

NVIDIA GeForce MX450 25W 's Advantages

Released 7 years and 5 months late

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (80.00GB/s vs 14.40GB/s)

576 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8670M

0.624 TFLOPS

GeForce MX450 25W +167%

1.667 TFLOPS

Radeon HD 8670M

VS

GeForce MX450 25W

Graphics Card

Mar 2013

Release Date

Aug 2020

Solar System

Generation

GeForce MX

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x4

Clock Speeds

925 MHz

Base Clock

720 MHz

975 MHz

Boost Clock

930 MHz

900 MHz

Memory Clock

1250 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

GDDR6

64bit

Memory Bus

64bit

14.40GB/s

Bandwidth

80.00GB/s

Render Config

5

Compute Units

-

SM Count

14

320

Shading Units

896

20

TMUs

56

8

ROPs

32

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

128 KB

L2 Cache

512 KB

-

Theoretical Performance

7.800 GPixel/s

Pixel Rate

29.76 GPixel/s

19.50 GTexel/s

Texture Rate

52.08 GTexel/s

-

FP16 (half)

3.333 TFLOPS

624.0 GFLOPS

FP32 (float)

1.667 TFLOPS

39.00 GFLOPS

FP64 (double)

52.08 GFLOPS

Board Design

Unknown

TDP

25W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Sun

GPU Name

TU117

Sun S3 XT (216-0841009)

GPU Variant

N18S-G5

GCN 1.0

Architecture

Turing

TSMC

Foundry

TSMC

28 nm

Process Size

12 nm

0.69 billion

Transistors

4.7 billion

56 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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