GeForce GT 750M and A40 PCIe - video card comparison
GeForce GT 750M
A40 PCIe
Architecture
Kepler (2012−2018)
Ampere (2020−2022)
GPU code name
N14P-GT
GA102
Market segment
Laptop
Desktop
Release date
April 2013
October 2020
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x16
PCIe 4.0 x16
Supplementary power connectors
-
8-pin EPS
Boost clock speed
967 MHz
1755 MHz
Core clock speed
967 MHz
-
Floating-point performance
742.7 gflops
-
Manufacturing process technology
28 nm
8 nm
Number of transistors
1,270 million
28,300 million
Pipelines / CUDA cores
384
10752
Power consumption (TDP)
50 Watt
300 Watt
Texture fill rate
30.94
589.7
Memory type
DDR3
GDDR6
Maximum RAM amount
4 GB
48 GB
Memory bus width
128 Bit
384 Bit
Memory clock speed
2000 - 5000 MHz
14.5 GB/s
Memory bandwidth
64.19 GB/s
695.8 GB/s
Shared memory
-
-
Standard memory configuration
DDR3/GDDR5
-
Display Connectors
No outputs
3x DisplayPort
eDP 1.2 signal support
Up to 3840x2160
-
LVDS signal support
Up to 1920x1200
-
VGA аnalog display support
Up to 2048x1536
-
DisplayPort Multimode (DP++) support
Up to 3840x2160
-
HDCP content protection
+
-
HDMI
+
-
7.1 channel HD audio on HDMI
+
-
DirectX
12 API
12 Ultimate (12_2)
CUDA
+
8.6
OpenCL
1.1
2.0
OpenGL
4.5
4.6
Shader Model
5.1
6.5
Vulkan
1.1.126
1.2
3D Vision / 3DTV Play
+
-
Blu-Ray 3D Support
+
-
H.264, VC1, MPEG2 1080p video decoder
+
-
Optimus
+
-
TrueHD and DTS-HD audio bitstreaming
+
-