AMD Radeon RX 6600M vs NVIDIA GeForce GT 650M

VS

AMD Radeon RX 6600M

NVIDIA GeForce GT 650M

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 6600M and 1024MB VRAM GeForce GT 650M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600M 's Advantages

Released 9 years and 2 months late

Boost Clock has increased by 154% (2416MHz vs 950MHz)

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (224.0GB/s vs 28.80GB/s)

1408 additional rendering cores

NVIDIA GeForce GT 650M 's Advantages

Lower TDP (45W vs 100W)

Score

Benchmark

FP32 (float)

Radeon RX 6600M +1086%

8.659 TFLOPS

GeForce GT 650M

0.73 TFLOPS

Radeon RX 6600M

VS

GeForce GT 650M

Graphics Card

May 2021

Release Date

Mar 2012

Mobility Radeon

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

2068 MHz

Base Clock

835 MHz

2416 MHz

Boost Clock

950 MHz

1750 MHz

Memory Clock

900 MHz

Memory

8GB

Memory Size

1024MB

GDDR6

Memory Type

DDR3

128bit

Memory Bus

128bit

224.0GB/s

Bandwidth

28.80GB/s

Render Config

28

Compute Units

-

1792

Shading Units

384

112

TMUs

32

64

ROPs

16

-

28

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per SMX)

2 MB

L2 Cache

256 KB

32 MB

L3 Cache

-

Theoretical Performance

154.6 GPixel/s

Pixel Rate

7.600 GPixel/s

270.6 GTexel/s

Texture Rate

30.40 GTexel/s

17.32 TFLOPS

FP16 (half)

-

8.659 TFLOPS

FP32 (float)

729.6 GFLOPS

541.2 GFLOPS

FP64 (double)

30.40 GFLOPS

Board Design

100W

TDP

45W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Navi 23

GPU Name

GK107

-

GPU Variant

N13P-GT-A2

RDNA 2.0

Architecture

Kepler

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

11.06 billion

Transistors

1.27 billion

237 mm²

Die Size

118 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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