Iris Plus Graphics 640 and GeForce GT 720M - video card comparison
Passmark - benchmark score Iris Plus Graphics 640 vs GeForce GT 720M
Iris Plus Graphics 640
1534
GeForce GT 720M
475
Iris Plus Graphics 640
GeForce GT 720M
Architecture
Gen. 9.5 Kaby Lake (2015−2017)
Fermi (2010−2014)
GPU code name
Kaby Lake GT3e
N14M-GE
Market segment
Laptop
Laptop
Release date
January 2017
April 2013
Bus support
-
PCI Express 2.0
Interface
PCIe 3.0 x1
PCIe 2.0 x8
Boost clock speed
1050 MHz
938 MHz
Core clock speed
300 MHz
625 MHz
Floating-point performance
-
240.0 gflops
Manufacturing process technology
14 nm
28 nm
Number of transistors
189 million
915 million
Pipelines / CUDA cores
48
96
Power consumption (TDP)
15 Watt
33 Watt
Texture fill rate
52.80
12.13
Memory type
DDR3L/LPDDR3/DDR4
DDR3
Maximum RAM amount
32 GB
2 GB
Memory bus width
64/128 Bit
64 Bit
Memory clock speed
System Shared
1800 - 2000 MHz
Memory bandwidth
-
12.8 GB/s
Shared memory
+
-
Standard memory configuration
-
DDR3
Display Connectors
No outputs
No outputs
eDP 1.2 signal support
-
Up to 2560x1600
LVDS signal support
-
Up to 1920x1200
VGA аnalog display support
-
Up to 2048x1536
DisplayPort Multimode (DP++) support
-
Up to 2560x1600
HDCP content protection
-
+
HDMI
-
+
7.1 channel HD audio on HDMI
-
+
DirectX
12 (12_1)
12 API
CUDA
-
+
OpenCL
2.1
1.1
OpenGL
4.6
4.5
Shader Model
6.4
5.1
Vulkan
1.1.103
1.1.126
Blu-Ray 3D Support
-
+
H.264, VC1, MPEG2 1080p video decoder
-
+
Optimus
-
+
Quick Sync
+
-
TrueHD and DTS-HD audio bitstreaming
-
+