UHD Graphics 730 (Rocket Lake) and GeForce GT 640M - video card comparison
UHD Graphics 730 (Rocket Lake)
GeForce GT 640M
Architecture
-
Kepler (2012−2018)
GPU code name
Rocket Lake GT1
N13P-GS
Market segment
Laptop
Laptop
Release date
March 2021
March 2012
Bus support
-
PCI Express 2.0, PCI Express 3.0
Interface
-
PCIe 3.0 x16
Boost clock speed
-
645 MHz
Core clock speed
-
Up to 625 MHz
CUDA cores
-
384
Floating-point performance
-
480.0 gflops
Manufacturing process technology
14 nm
28 nm
Number of transistors
-
1,270 million
Pipelines / CUDA cores
-
384
Power consumption (TDP)
15 Watt
32 Watt
Texture fill rate
-
Up to 20.0 billion/sec
Memory type
-
DDR3\GDDR5
Maximum RAM amount
-
2 GB
Memory bus width
-
128bit
Memory clock speed
-
1800 - 4000 MHz
Memory bandwidth
-
Up to 64.0 GB/s
Shared memory
-
-
Display Connectors
-
No outputs
HDMI
-
+
HDCP
-
+
Maximum VGA resolution
-
Up to 2048x1536
DirectX
-
12 API
CUDA
-
+
OpenCL
-
1.1
OpenGL
-
4.5
Shader Model
-
5.1
Vulkan
-
1.1.126
3D Blu-Ray
-
+
Optimus
-
+