GeForce GTX 970 and Iris Plus Graphics 655 - video card comparison
Passmark - benchmark score GeForce GTX 970 vs Iris Plus Graphics 655
GeForce GTX 970
9932
Iris Plus Graphics 655
1787
GeForce GTX 970
Iris Plus Graphics 655
Architecture
Maxwell (2014−2018)
Gen. 9.5 Kaby Lake (2015−2017)
GPU code name
GM204
Kaby Lake GT3e
Market segment
Desktop
Laptop
Release date
September 2014
September 2017
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x16
PCIe 3.0 x1
Recommended system power (PSU)
500 Watt
-
Supplementary power connectors
2x 6-pins
-
SLI options
+
-
Boost clock speed
1178 MHz
1200 MHz
Core clock speed
1050 MHz
300 MHz
CUDA cores
1664
-
Floating-point performance
3,920 gflops
-
Manufacturing process technology
28 nm
14 nm
Number of transistors
5,200 million
189 million
Pipelines / CUDA cores
1664
48
Power consumption (TDP)
145 Watt
15 Watt
Maximum GPU temperature
98 °C
-
Texture fill rate
109 billion/sec
50.40
Memory type
GDDR5
DDR3/DDR4
Maximum RAM amount
4 GB
System Shared
Memory bus width
256 Bit
System Shared
Memory clock speed
7.0 GB/s
System Shared
Memory bandwidth
224 GB/s
-
Shared memory
-
+
Display Connectors
Dual Link DVI-I, HDMI 2.0, 3x DisplayPort 1.2
No outputs
Multi monitor support
4 displays
-
HDMI
+
-
HDCP
+
-
Maximum VGA resolution
2048x1536
-
G-SYNC support
+
-
Audio input for HDMI
Internal
-
DirectX
12 (12_1)
12 (12_1)
CUDA
+
-
OpenCL
1.2
2.1
OpenGL
4.4
4.6
Shader Model
6.4
6.4
Vulkan
1.1.126
1.1.103
GameStream
+
-
GameWorks
+
-
GeForce ShadowPlay
+
-
GPU Boost
2.0
-
Quick Sync
-
+