GeForce GTX 970M and Iris Plus Graphics 645 - video card comparison
Passmark - benchmark score GeForce GTX 970M vs Iris Plus Graphics 645
GeForce GTX 970M
5911
Iris Plus Graphics 645
1779
GeForce GTX 970M
Iris Plus Graphics 645
Architecture
Maxwell (2014−2018)
Gen. 9.5 Coffee Lake (2019)
GPU code name
GM204
Kaby Lake GT3e
Market segment
Laptop
Laptop
Release date
October 2014
July 2019
Bus support
PCI Express 3.0
-
Interface
MXM-B (3.0)
PCIe 3.0 x1
Supplementary power connectors
None
-
SLI options
+
-
Boost clock speed
1038 MHz
1150 MHz
Core clock speed
924 MHz
300 MHz
CUDA cores
1280
-
Floating-point performance
2,657 gflops
-
Manufacturing process technology
28 nm
14 nm
Number of transistors
5,200 million
-
Pipelines / CUDA cores
1280
48
Power consumption (TDP)
unknown
15 Watt
Texture fill rate
83.04
50.40
Memory type
GDDR5
DDR3, DDR4
Maximum RAM amount
6 GB
System Shared
Memory bus width
192 Bit
System Shared
Memory clock speed
2500 MHz
System Shared
Memory bandwidth
120 GB/s
-
Shared memory
-
+
Display Connectors
No outputs
No outputs
VGA аnalog display support
+
-
DisplayPort Multimode (DP++) support
+
-
HDMI
+
-
G-SYNC support
+
-
DirectX
12 (12_1)
12 (12_1)
CUDA
+
-
OpenCL
1.1
2.1
OpenGL
4.5
4.6
Shader Model
6.4
6.4
Vulkan
1.1.126
1.1.103
Ansel
+
-
BatteryBoost
+
-
GameStream
+
-
GameWorks
+
-
GeForce ShadowPlay
+
-
GPU Boost
2.0
-
H.264, VC1, MPEG2 1080p video decoder
+
-
Optimus
+
-
Quick Sync
-
+