AMD Radeon RX 6600S vs NVIDIA GeForce GTX 675M

VS

AMD Radeon RX 6600S NVIDIA GeForce GTX 675M

We compared two Mobile platform GPUs: 4GB VRAM Radeon RX 6600S and 2GB VRAM GeForce GTX 675M 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 10 months late

Boost Clock2000MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (224.0GB/s vs 96.00GB/s)

1408 additional rendering cores

Lower TDP (80W vs 100W)

Score

Benchmark

FP32 (float)

Radeon RX 6600S +652%

7.168 TFLOPS

GeForce GTX 675M

0.952 TFLOPS

Radeon RX 6600S

VS

GeForce GTX 675M

Graphics Card

Jan 2022

Release Date

Mar 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

-

2000 MHz

Boost Clock

-

1750 MHz

Memory Clock

750 MHz

Memory

4GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

256bit

224.0GB/s

Bandwidth

96.00GB/s

Render Config

-

SM Count

8

28

Compute Units

-

1792

Shading Units

384

112

TMUs

64

ROPs

32

-

Tensor Cores

-

28

RT Cores

-

128 KB per Array

L1 Cache

64 KB (per SM)

2 MB

L2 Cache

512 KB

Theoretical Performance

128.0 GPixel/s

Pixel Rate

9.920 GPixel/s

224.0 GTexel/s

Texture Rate

39.68 GTexel/s

14.34 TFLOPS

FP16 (half)

-

7.168 TFLOPS

FP32 (float)

952.3 GFLOPS

448.0 GFLOPS

FP64 (double)

79.36 GFLOPS

Graphics Processor

Navi 23

GPU Name

GF114

-

GPU Variant

N13E-GS1-A1

RDNA 2.0

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

7 nm

Process Size

40 nm

11.06 billion

Transistors

1.95 billion

237 mm²

Die Size

332 mm²

Board Design

80W

TDP

100W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

1.1

1.3

Vulkan

N/A

-

CUDA

2.1

6.5

Shader Model

5.1

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