AMD Radeon RX 6600M vs NVIDIA GeForce GTX 260M

VS

AMD Radeon RX 6600M

NVIDIA GeForce GTX 260M

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 6600M and 1024MB VRAM GeForce GTX 260M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600M 's Advantages

Released 12 years and 2 months late

Boost Clock2416MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (224.0GB/s vs 60.80GB/s)

1680 additional rendering cores

NVIDIA GeForce GTX 260M 's Advantages

Lower TDP (65W vs 100W)

Score

Benchmark

FP32 (float)

Radeon RX 6600M +2711%

8.659 TFLOPS

GeForce GTX 260M

0.308 TFLOPS

Radeon RX 6600M

VS

GeForce GTX 260M

Graphics Card

May 2021

Release Date

Mar 2009

Mobility Radeon

Generation

GeForce 200M

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

2068 MHz

Base Clock

-

2416 MHz

Boost Clock

-

1750 MHz

Memory Clock

950 MHz

Memory

8GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR3

128bit

Memory Bus

256bit

224.0GB/s

Bandwidth

60.80GB/s

Render Config

28

Compute Units

-

SM Count

14

1792

Shading Units

112

TMUs

56

64

ROPs

16

-

28

RT Cores

-

128 KB per Array

L1 Cache

-

2 MB

L2 Cache

64 KB

32 MB

L3 Cache

-

Theoretical Performance

154.6 GPixel/s

Pixel Rate

8.800 GPixel/s

270.6 GTexel/s

Texture Rate

30.80 GTexel/s

17.32 TFLOPS

FP16 (half)

-

8.659 TFLOPS

FP32 (float)

308.0 GFLOPS

541.2 GFLOPS

FP64 (double)

-

Board Design

100W

TDP

65W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Navi 23

GPU Name

G92

-

GPU Variant

N10E-GT

RDNA 2.0

Architecture

Tesla

TSMC

Foundry

TSMC

7 nm

Process Size

65 nm

11.06 billion

Transistors

0.754 billion

237 mm²

Die Size

324 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.3

Vulkan

N/A

-

CUDA

1.1

6.5

Shader Model

4.0

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