GeForce GT 740M and Radeon HD 7640G - video card comparison
Passmark - benchmark score GeForce GT 740M vs Radeon HD 7640G
GeForce GT 740M
816
Radeon HD 7640G
473
GeForce GT 740M
Radeon HD 7640G
Architecture
Kepler (2012−2018)
Terascale 3 (2010−2013)
GPU code name
N14P-GV2, ...
Trinity
Market segment
Laptop
Laptop
Release date
March 2013
May 2012
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x8
IGP
Boost clock speed
980 MHz
686 MHz
Core clock speed
810 MHz
497 MHz
Floating-point performance
752.6 gflops
-
Manufacturing process technology
28 nm
32 nm
Number of transistors
915 million
1,303 million
Pipelines / CUDA cores
384
256
Power consumption (TDP)
45 Watt
35 Watt
Texture fill rate
31.36
10.96
Memory type
DDR3
System Shared
Maximum RAM amount
2 GB
System Shared
Memory bus width
64/128 Bit
System Shared
Memory clock speed
1600 - 1800 MHz
System Shared
Memory bandwidth
14.4 GB/s
-
Shared memory
-
+
Standard memory configuration
DDR3/GDDR5
-
Display Connectors
No outputs
No outputs
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
11.2 (11_0)
CUDA
+
-
OpenCL
1.1
1.2
OpenGL
4.5
4.4
Shader Model
5.1
5.0
Vulkan
1.1.126
N/A
3D Vision / 3DTV Play
+
-
Blu-Ray 3D Support
+
-
H.264, VC1, MPEG2 1080p video decoder
+
-
Optimus
+
-
TrueHD and DTS-HD audio bitstreaming
+
-