AMD Radeon HD 6650A vs NVIDIA GeForce RTX 3080 Mobile

VS

AMD Radeon HD 6650A

NVIDIA GeForce RTX 3080 Mobile

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6650A and 8GB VRAM GeForce RTX 3080 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6650A 's Advantages

Lower TDP (45W vs 115W)

NVIDIA GeForce RTX 3080 Mobile 's Advantages

Released 9 years and 9 months late

Boost Clock1545MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (448.0GB/s vs 28.80GB/s)

5664 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6650A

0.576 TFLOPS

GeForce RTX 3080 Mobile +3195%

18.98 TFLOPS

Radeon HD 6650A

VS

GeForce RTX 3080 Mobile

Graphics Card

Apr 2011

Release Date

Jan 2021

All-In-One

Generation

GeForce 30 Mobile

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1110 MHz

-

Boost Clock

1545 MHz

900 MHz

Memory Clock

1750 MHz

Memory

1024MB

Memory Size

8GB

DDR3

Memory Type

GDDR6

128bit

Memory Bus

256bit

28.80GB/s

Bandwidth

448.0GB/s

Render Config

6

Compute Units

-

SM Count

48

480

Shading Units

6144

24

TMUs

192

8

ROPs

96

-

Tensor Cores

192

-

RT Cores

48

8 KB (per CU)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

4 MB

-

Theoretical Performance

4.800 GPixel/s

Pixel Rate

148.3 GPixel/s

14.40 GTexel/s

Texture Rate

296.6 GTexel/s

-

FP16 (half)

18.98 TFLOPS

576.0 GFLOPS

FP32 (float)

18.98 TFLOPS

-

FP64 (double)

296.6 GFLOPS

Board Design

45W

TDP

115W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Onega

GPU Name

GA104

-

GPU Variant

GA104-775-A1

TeraScale 2

Architecture

Ampere

TSMC

Foundry

Samsung

40 nm

Process Size

8 nm

0.716 billion

Transistors

17.4 billion

118 mm²

Die Size

392 mm²

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

8.6

5.0

Shader Model

6.6

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