AMD Radeon RX 6300M vs NVIDIA GeForce GTX 660M

VS

AMD Radeon RX 6300M

NVIDIA GeForce GTX 660M

We compared two Mobile platform GPUs: 2GB VRAM Radeon RX 6300M and 1024MB VRAM GeForce GTX 660M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6300M 's Advantages

Released 9 years and 10 months late

Boost Clock has increased by 153% (2400MHz vs 950MHz)

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (72.00GB/s vs 64.00GB/s)

384 additional rendering cores

Lower TDP (35W vs 50W)

Score

Benchmark

FP32 (float)

Radeon RX 6300M +404%

3.686 TFLOPS

GeForce GTX 660M

0.73 TFLOPS

Radeon RX 6300M

VS

GeForce GTX 660M

Graphics Card

Jan 2022

Release Date

Mar 2012

Mobility Radeon

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 4.0 x4

Bus Interface

MXM-B (3.0)

Clock Speeds

2000 MHz

Base Clock

835 MHz

2400 MHz

Boost Clock

950 MHz

2250 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

32bit

Memory Bus

128bit

72.00GB/s

Bandwidth

64.00GB/s

Render Config

12

Compute Units

-

768

Shading Units

384

48

TMUs

32

ROPs

16

-

12

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per SMX)

1024 KB

L2 Cache

256 KB

8 MB

L3 Cache

-

Theoretical Performance

76.80 GPixel/s

Pixel Rate

7.600 GPixel/s

115.2 GTexel/s

Texture Rate

30.40 GTexel/s

7.373 TFLOPS

FP16 (half)

-

3.686 TFLOPS

FP32 (float)

729.6 GFLOPS

230.4 GFLOPS

FP64 (double)

30.40 GFLOPS

Board Design

35W

TDP

50W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Navi 24

GPU Name

GK107

Navi 24 XML

GPU Variant

N13E-GE-A2

RDNA 2.0

Architecture

Kepler

TSMC

Foundry

TSMC

6 nm

Process Size

28 nm

5.4 billion

Transistors

1.27 billion

107 mm²

Die Size

118 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.2

OpenCL

3.0

1.3

Vulkan

1.1

-

CUDA

3.0

6.6

Shader Model

5.1

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