AMD Radeon RX 6600S vs NVIDIA GeForce GTX 680M

VS

AMD Radeon RX 6600S

NVIDIA GeForce GTX 680M

We compared two Mobile platform GPUs: 4GB VRAM Radeon RX 6600S and 4GB VRAM GeForce GTX 680M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600S 's Advantages

Released 9 years and 7 months late

Boost Clock has increased by 164% (2000MHz vs 758MHz)

Larger VRAM bandwidth (224.0GB/s vs 115.2GB/s)

448 additional rendering cores

Lower TDP (80W vs 100W)

Score

Benchmark

FP32 (float)

Radeon RX 6600S +251%

7.168 TFLOPS

GeForce GTX 680M

2.038 TFLOPS

Blender

Radeon RX 6600S +489%

1115

GeForce GTX 680M

189

Radeon RX 6600S

VS

GeForce GTX 680M

Graphics Card

Jan 2022

Release Date

Jun 2012

Mobility Radeon

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

1700 MHz

Base Clock

719 MHz

2000 MHz

Boost Clock

758 MHz

1750 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

4GB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

256bit

224.0GB/s

Bandwidth

115.2GB/s

Render Config

28

Compute Units

-

1792

Shading Units

1344

112

TMUs

112

64

ROPs

32

-

28

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per SMX)

2 MB

L2 Cache

512 KB

32 MB

L3 Cache

-

Theoretical Performance

128.0 GPixel/s

Pixel Rate

21.22 GPixel/s

224.0 GTexel/s

Texture Rate

84.90 GTexel/s

14.34 TFLOPS

FP16 (half)

-

7.168 TFLOPS

FP32 (float)

2.038 TFLOPS

448.0 GFLOPS

FP64 (double)

84.90 GFLOPS

Board Design

80W

TDP

100W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Navi 23

GPU Name

GK104

-

GPU Variant

N13E-GTX-A2

RDNA 2.0

Architecture

Kepler

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

11.06 billion

Transistors

3.54 billion

237 mm²

Die Size

294 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.3

Vulkan

1.1

-

CUDA

3.0

6.5

Shader Model

5.1

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