Iris Pro Graphics P580 and Radeon R9 M280X - video card comparison
Passmark - benchmark score Iris Pro Graphics P580 vs Radeon R9 M280X
Iris Pro Graphics P580
2081
Radeon R9 M280X
837
Iris Pro Graphics P580
Radeon R9 M280X
Architecture
Gen. 9 Skylake (2015−2016)
GCN (2011−2017)
GPU code name
Skylake GT4e
Saturn XT
Market segment
Laptop
Laptop
Release date
September 2015
February 2015
Bus support
-
Not Listed
Interface
PCIe 3.0 x1
PCIe 3.0 x16
Boost clock speed
1100 MHz
-
Core clock speed
350 MHz
900 MHz
Floating-point performance
-
1,792 gflops
Manufacturing process technology
14 nm
28 nm
Number of transistors
189 million
2,080 million
Pipelines / CUDA cores
72
896
Power consumption (TDP)
15 Watt
-
Texture fill rate
75.60
61.60
Memory type
DDR3L/LPDDR3/DDR4
Not Listed
Maximum RAM amount
64 GB
0 MB
Memory bus width
eDRAM + 64/128 Bit
Not Listed
Memory clock speed
System Shared
-
Memory bandwidth
-
96 GB/s
Shared memory
+
-
Display Connectors
No outputs
No outputs
DirectX
12 (12_1)
DirectX® 11
Mantle
-
+
OpenCL
2.1
Not Listed
OpenGL
4.6
4.4
Shader Model
6.4
6.3
Vulkan
1.1.97
-
AppAcceleration
-
-
DualGraphics
-
1
Enduro
-
-
FreeSync
-
1
HD3D
-
+
PowerTune
-
+
Quick Sync
+
-
Switchable graphics
-
1
TrueAudio
-
-
ZeroCore
-
+