NVIDIA GeForce GTX 675MX vs AMD Radeon RX 6650M

VS

NVIDIA GeForce GTX 675MX

AMD Radeon RX 6650M

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 675MX and 8GB VRAM Radeon RX 6650M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 675MX 's Advantages

Lower TDP (100W vs 120W)

AMD Radeon RX 6650M 's Advantages

Released 9 years and 3 months late

Boost Clock2416MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (256.0GB/s vs 115.2GB/s)

832 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 675MX

1.256 TFLOPS

Radeon RX 6650M +589%

8.659 TFLOPS

GeForce GTX 675MX

VS

Radeon RX 6650M

Graphics Card

Oct 2012

Release Date

Jan 2022

GeForce 600M

Generation

Mobility Radeon

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

2068 MHz

-

Boost Clock

2416 MHz

900 MHz

Memory Clock

2000 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

128bit

115.2GB/s

Bandwidth

256.0GB/s

Render Config

-

Compute Units

28

-

960

Shading Units

1792

80

TMUs

112

32

ROPs

64

-

RT Cores

28

16 KB (per SMX)

L1 Cache

128 KB per Array

512 KB

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

13.08 GPixel/s

Pixel Rate

154.6 GPixel/s

52.32 GTexel/s

Texture Rate

270.6 GTexel/s

-

FP16 (half)

17.32 TFLOPS

1256 GFLOPS

FP32 (float)

8.659 TFLOPS

52.32 GFLOPS

FP64 (double)

541.2 GFLOPS

Board Design

100W

TDP

120W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GK104

GPU Name

Navi 23

N13E-GSR-A2

GPU Variant

-

Kepler

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

3.54 billion

Transistors

11.06 billion

294 mm²

Die Size

237 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.1

Vulkan

1.3

3.0

CUDA

-

5.1

Shader Model

6.5

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