AMD Radeon HD 8670A vs NVIDIA GeForce MX450 30.5W 10Gbps

VS

AMD Radeon HD 8670A

NVIDIA GeForce MX450 30.5W 10Gbps

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 8670A 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 7 years and 6 months late

Boost Clock1575MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (80.00GB/s vs 16.00GB/s)

512 additional rendering cores

Lower TDP (31W vs 45W)

Score

Benchmark

FP32 (float)

Radeon HD 8670A

0.461 TFLOPS

GeForce MX450 30.5W 10Gbps +512%

2.822 TFLOPS

Radeon HD 8670A

VS

GeForce MX450 30.5W 10Gbps

Graphics Card

Feb 2013

Release Date

Aug 2020

All-In-One

Generation

GeForce MX

Mobile

Type

Mobile

MXM-A (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

DDR3

Memory Type

GDDR6

64bit

Memory Bus

64bit

16.00GB/s

Bandwidth

80.00GB/s

Render Config

6

Compute Units

-

SM Count

14

384

Shading Units

896

24

TMUs

56

8

ROPs

32

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

128 KB

L2 Cache

512 KB

-

Theoretical Performance

4.800 GPixel/s

Pixel Rate

50.40 GPixel/s

14.40 GTexel/s

Texture Rate

88.20 GTexel/s

-

FP16 (half)

5.645 TFLOPS

460.8 GFLOPS

FP32 (float)

2.822 TFLOPS

28.80 GFLOPS

FP64 (double)

88.20 GFLOPS

Board Design

45W

TDP

31W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Mars

GPU Name

TU117

Mars XT

GPU Variant

N18S-G5

GCN 1.0

Architecture

Turing

TSMC

Foundry

TSMC

28 nm

Process Size

12 nm

0.95 billion

Transistors

4.7 billion

77 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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