AMD Radeon RX 6600S vs NVIDIA GeForce Go 6800 Ultra

VS

AMD Radeon RX 6600S

NVIDIA GeForce Go 6800 Ultra

We compared two Mobile platform GPUs: 4GB VRAM Radeon RX 6600S and 256MB VRAM GeForce Go 6800 Ultra to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600S 's Advantages

Released 16 years and 11 months late

Boost Clock2000MHz

More VRAM (4GB vs 256GB)

Larger VRAM bandwidth (224.0GB/s vs 38.40GB/s)

1792 additional rendering cores

Lower TDP (80W vs 89W)

Score

Radeon RX 6600S

VS

GeForce Go 6800 Ultra

Graphics Card

Jan 2022

Release Date

Feb 2005

Mobility Radeon

Generation

GeForce Go 6

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

PCIe 1.0 x16

Clock Speeds

1700 MHz

Base Clock

-

2000 MHz

Boost Clock

-

1750 MHz

Memory Clock

600 MHz

Memory

4GB

Memory Size

256MB

GDDR6

Memory Type

GDDR3

128bit

Memory Bus

256bit

224.0GB/s

Bandwidth

38.40GB/s

Render Config

28

Compute Units

-

1792

Shading Units

-

112

TMUs

12

64

ROPs

8

-

28

RT Cores

-

128 KB per Array

L1 Cache

-

2 MB

L2 Cache

-

32 MB

L3 Cache

-

Theoretical Performance

128.0 GPixel/s

Pixel Rate

3.600 GPixel/s

224.0 GTexel/s

Texture Rate

5.400 GTexel/s

14.34 TFLOPS

FP16 (half)

-

7.168 TFLOPS

FP32 (float)

-

448.0 GFLOPS

FP64 (double)

-

Board Design

80W

TDP

89W

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Processor

Navi 23

GPU Name

NV41

-

GPU Variant

GO6800 U

RDNA 2.0

Architecture

Curie

TSMC

Foundry

TSMC

7 nm

Process Size

130 nm

11.06 billion

Transistors

0.19 billion

237 mm²

Die Size

225 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

9.0c (9_3)

4.6

OpenGL

2.0 (full) 2.1 (partial)

2.1

OpenCL

N/A

1.3

Vulkan

N/A

-

6.5

Shader Model

3.0

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