NVIDIA GeForce RTX 3080 Mobile vs AMD Radeon RX 6600S

VS

NVIDIA GeForce RTX 3080 Mobile AMD Radeon RX 6600S

We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 3080 Mobile and 4GB VRAM Radeon RX 6600S to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Mobile 's Advantages

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (448.0GB/s vs 224.0GB/s)

4352 additional rendering cores

AMD Radeon RX 6600S 's Advantages

Released 1 years late

Boost Clock has increased by 29% (2000MHz vs 1545MHz)

Lower TDP (80W vs 115W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Mobile +164%

18.98 TFLOPS

Radeon RX 6600S

7.168 TFLOPS

Blender

GeForce RTX 3080 Mobile +259%

3812

Radeon RX 6600S

1061

GeForce RTX 3080 Mobile

VS

Radeon RX 6600S

Graphics Card

Jan 2021

Release Date

Jan 2022

GeForce 30 Mobile

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

1110 MHz

Base Clock

1700 MHz

1545 MHz

Boost Clock

2000 MHz

1750 MHz

Memory Clock

1750 MHz

Memory

8GB

Memory Size

4GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

128bit

448.0GB/s

Bandwidth

224.0GB/s

Render Config

48

SM Count

-

Compute Units

28

6144

Shading Units

1792

192

TMUs

112

96

ROPs

64

192

Tensor Cores

-

48

RT Cores

28

128 KB (per SM)

L1 Cache

128 KB per Array

4 MB

L2 Cache

2 MB

Theoretical Performance

148.3 GPixel/s

Pixel Rate

128.0 GPixel/s

296.6 GTexel/s

Texture Rate

224.0 GTexel/s

18.98 TFLOPS

FP16 (half)

14.34 TFLOPS

18.98 TFLOPS

FP32 (float)

7.168 TFLOPS

296.6 GFLOPS

FP64 (double)

448.0 GFLOPS

Graphics Processor

GA104

GPU Name

Navi 23

GA104-775-A1

GPU Variant

-

Ampere

Architecture

RDNA 2.0

Samsung

Foundry

TSMC

8 nm

Process Size

7 nm

17.4 billion

Transistors

11.06 billion

392 mm²

Die Size

237 mm²

Board Design

115W

TDP

80W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.3

8.6

CUDA

-

6.6

Shader Model

6.5

Related GPU Comparisons

1

NVIDIA GeForce RTX 3080 Mobile vs NVIDIA GeForce RTX 4050 Mobile

2

NVIDIA GeForce RTX 3080 Mobile vs NVIDIA GeForce RTX 3050 Ti Mobile

3

Intel Arc Pro A60M vs NVIDIA GeForce RTX 3080 Mobile

4

NVIDIA RTX 3500 Mobile Ada Generation vs NVIDIA GeForce RTX 3080 Mobile

5

NVIDIA GeForce RTX 3080 Mobile vs NVIDIA GeForce RTX 4060 Mobile

6

NVIDIA GeForce RTX 3080 Mobile vs AMD Radeon HD 7590M

7

NVIDIA GeForce RTX 4070 Mobile vs NVIDIA GeForce RTX 3080 Mobile

8

NVIDIA GeForce RTX 3080 Mobile vs AMD Radeon R5 M240 Rebrand

9

NVIDIA GeForce RTX 3080 Mobile vs AMD Radeon R5 M230

10

NVIDIA GeForce RTX 3080 Mobile vs NVIDIA GeForce GT 330M

Related News

1

Snapdragon 8 Gen 4 to Feature Frame Interpolation for GPU: A Game-Changing Experience

2

Intel Adds 5 New Device IDs to Latest Linux Xe Kernel in Preparation for Battlemage

3

Ryzen AI 9 365 Benchmark Results Leaked: Significant Improvements in Multi-Core and IPC Performance Over Previous Generation

4

Concerns Raised by Unstable 13th/14th Gen Core CPUs: Motherboard Manufacturers Worry About Impact on Arrow Lake Release and Sales

5

Do You Really Know What a "Rendering Engine" Is? Read This Article to Understand All About It

6

New AMD Zen5 Ryzen 9000 Motherboards X870E/X870 to Adopt USB4! But You’ll Have to Wait Two More Months

7

Surpassing RTX 2050! Intel's Next-Gen Integrated Graphics Benchmark Closely Approaches AMD

8

New Benchmarks for AMD Ryzen AI 9 HX 370 Revealed: Single-Core Parity with R9 7945HX3D, Multi-Core Still Lower

9

X3D Performance Beyond Words! AMD Ryzen 7 9700X May Unlock Power Consumption: From 65W to 120W

10

First Benchmark Leak of Intel Core Ultra 7 268V: Single-Core Performance Soars by 20%, Still Lags Behind AMD