Iris Pro Graphics P580 and HD Graphics 520 - video card comparison
Passmark - benchmark score Iris Pro Graphics P580 vs HD Graphics 520
Iris Pro Graphics P580
2081
HD Graphics 520
856
Iris Pro Graphics P580
HD Graphics 520
Architecture
Gen. 9 Skylake (2015−2016)
Gen. 9 Skylake (2015−2016)
GPU code name
Skylake GT4e
Skylake GT2
Market segment
Laptop
Laptop
Release date
September 2015
September 2015
Interface
PCIe 3.0 x1
PCIe 3.0 x1
Boost clock speed
1100 MHz
1050 MHz
Core clock speed
350 MHz
300 MHz
Manufacturing process technology
14 nm
14 nm
Number of transistors
189 million
189 million
Pipelines / CUDA cores
72
24
Power consumption (TDP)
15 Watt
15 Watt
Texture fill rate
75.60
25.20
Memory type
DDR3L/LPDDR3/DDR4
DDR3L/LPDDR3/DDR4
Maximum RAM amount
64 GB
32 GB
Memory bus width
eDRAM + 64/128 Bit
64/128 Bit
Memory clock speed
System Shared
System Shared
Shared memory
+
+
Display Connectors
No outputs
No outputs
DirectX
12 (12_1)
12 (12_1)
OpenCL
2.1
2.1
OpenGL
4.6
4.6
Shader Model
6.4
6.4
Vulkan
1.1.97
+
Quick Sync
+
+