GeForce GT 640M Mac Edition and Radeon RX 7600M - video card comparison

GeForce GT 640M Mac Edition

Radeon RX 7600M

Architecture

Kepler (2012−2018)

RDNA 3

GPU code name

GK107

Navi 33

Market segment

Desktop

Laptop

Release date

February 2013

January 2023

Interface

PCIe 3.0 x16

PCIe 4.0 x16

Supplementary power connectors

None

Boost clock speed

2070 MHz

Core clock speed

745 MHz

Floating-point performance

572.2 gflops

Manufacturing process technology

28 nm

6 nm

Number of transistors

1,270 million

13,300 million

Pipelines / CUDA cores

384

1792

Power consumption (TDP)

32 Watt

90 Watt (50 - 90 Watt TGP)

Texture fill rate

23.84

246.4

Memory type

GDDR5

GDDR6

Maximum RAM amount

512 MB

8 GB

Memory bus width

64 Bit

128 Bit

Memory clock speed

5000 MHz

16000 MHz

Memory bandwidth

40 GB/s

256.0 GB/s

Shared memory

Display Connectors

No outputs

Portable Device Dependent

DirectX

12 (11_0)

12 Ultimate (12_2)

CUDA

3.0

OpenCL

1.2

2.1

OpenGL

4.6

Shader Model

5.1

6.7

Vulkan

1.1.126

1.3