GeForce GTX 260 OEM and Radeon 660M - video card comparison

GeForce GTX 260 OEM

Radeon 660M

Architecture

Tesla 2.0 (2007−2013)

RDNA 2 (2020−2022)

GPU code name

GT200B

RDNA 2 Rembrandt

Market segment

Desktop

Laptop

Release date

December 2009

January 2022

Interface

PCIe 2.0 x16

PCIe 4.0 x8

Supplementary power connectors

2x 6-pin

None

Boost clock speed

-

1900 MHz

Core clock speed

518 MHz

-

Floating-point performance

414.7 gflops

-

Manufacturing process technology

55 nm

6 nm

Number of transistors

1,400 million

13,100 million

Pipelines / CUDA cores

192

384

Power consumption (TDP)

182 Watt

45 Watt

Texture fill rate

33.15

45.60

Memory type

GDDR3

System Shared

Maximum RAM amount

1792 MB

System Shared

Memory bus width

448 Bit

System Shared

Memory clock speed

2016 MHz

System Shared

Memory bandwidth

112.9 GB/s

-

Shared memory

-

-

Display Connectors

2x DVI, 1x S-Video

No outputs

DirectX

11.1 (10_0)

12 (12_1)

CUDA

1.3

-

OpenCL

1.1

2.0

OpenGL

3.3

4.6

Shader Model

4.0

6.5

Vulkan

N/A

1.2