AMD Radeon HD 8670M vs NVIDIA GeForce RTX 3080 Ti Mobile

VS

AMD Radeon HD 8670M

NVIDIA GeForce RTX 3080 Ti Mobile

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 8670M and 16GB VRAM GeForce RTX 3080 Ti Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Ti Mobile 's Advantages

Released 8 years and 10 months late

Boost Clock has increased by 29% (1260MHz vs 975MHz)

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (512.0GB/s vs 14.40GB/s)

7104 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8670M

0.624 TFLOPS

GeForce RTX 3080 Ti Mobile +2898%

18.71 TFLOPS

Radeon HD 8670M

VS

GeForce RTX 3080 Ti Mobile

Graphics Card

Mar 2013

Release Date

Jan 2022

Solar System

Generation

GeForce 30 Mobile

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

925 MHz

Base Clock

810 MHz

975 MHz

Boost Clock

1260 MHz

900 MHz

Memory Clock

2000 MHz

Memory

1024MB

Memory Size

16GB

DDR3

Memory Type

GDDR6

64bit

Memory Bus

256bit

14.40GB/s

Bandwidth

512.0GB/s

Render Config

5

Compute Units

-

SM Count

58

320

Shading Units

7424

20

TMUs

232

8

ROPs

96

-

Tensor Cores

232

-

RT Cores

58

16 KB (per CU)

L1 Cache

128 KB (per SM)

128 KB

L2 Cache

4 MB

-

Theoretical Performance

7.800 GPixel/s

Pixel Rate

121.0 GPixel/s

19.50 GTexel/s

Texture Rate

292.3 GTexel/s

-

FP16 (half)

18.71 TFLOPS

624.0 GFLOPS

FP32 (float)

18.71 TFLOPS

39.00 GFLOPS

FP64 (double)

292.3 GFLOPS

Board Design

Unknown

TDP

115W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Sun

GPU Name

GA103S

Sun S3 XT (216-0841009)

GPU Variant

GN20-E8-A1

GCN 1.0

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

0.69 billion

Transistors

Unknown

56 mm²

Die Size

496 mm²

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

3.0

1.2.170

Vulkan

1.3

-

CUDA

8.6

6.5 (5.1)

Shader Model

6.5

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