Radeon R9 M295X and Iris Pro Graphics 580 - video card comparison
Passmark - benchmark score Radeon R9 M295X vs Iris Pro Graphics 580
Radeon R9 M295X
5304
Iris Pro Graphics 580
1896
Radeon R9 M295X
Iris Pro Graphics 580
Architecture
GCN 3 (2014−2016)
Gen. 9 Skylake (2015−2016)
GPU code name
Tonga
Skylake GT4e
Market segment
Laptop
Laptop
Release date
October 2014
September 2015
Bus support
PCIe 3.0
-
Interface
MXM-B (3.0)
PCIe 3.0 x1
Supplementary power connectors
None
-
Boost clock speed
-
1050 MHz
Core clock speed
723 MHz
350 MHz
Floating-point performance
2,961 gflops
-
Manufacturing process technology
28 nm
14 nm
Number of transistors
5,000 million
189 million
Pipelines / CUDA cores
2048
72
Power consumption (TDP)
250 Watt
15 Watt
Texture fill rate
92.54
72.00
Memory type
Not Listed
DDR3L/LPDDR3/DDR4
Maximum RAM amount
0 MB
64 GB
Memory bus width
Not Listed
eDRAM + 64/128 Bit
Memory clock speed
-
System Shared
Memory bandwidth
160.0 GB/s
-
Shared memory
-
+
Display Connectors
No outputs
No outputs
DirectX
Not Listed
12 (12_1)
Mantle
+
-
OpenCL
Not Listed
2.1
OpenGL
4.4
4.6
Shader Model
6.3
6.4
Vulkan
-
1.1.97
AppAcceleration
-
-
DualGraphics
1
-
Enduro
-
-
FreeSync
1
-
HD3D
+
-
PowerTune
+
-
Quick Sync
-
+
Switchable graphics
1
-
TrueAudio
-
-
ZeroCore
+
-