Radeon HD 7870M and Iris Graphics 6100 - video card comparison
Passmark - benchmark score Radeon HD 7870M vs Iris Graphics 6100
Radeon HD 7870M
1552
Iris Graphics 6100
922
Radeon HD 7870M
Iris Graphics 6100
Architecture
GCN (2011−2017)
Gen. 8 Broadwell (2014−2015)
GPU code name
Heathrow XT
Broadwell GT3
Market segment
Laptop
Laptop
Release date
April 2012
January 2015
Interface
PCIe 3.0 x16
PCIe 2.0 x1
Supplementary power connectors
-
None
Boost clock speed
-
1100 MHz
Core clock speed
800 MHz
300 MHz
Floating-point performance
1,024 gflops
-
Manufacturing process technology
28 nm
14 nm
Number of transistors
1,500 million
189 million
Pipelines / CUDA cores
640
48
Power consumption (TDP)
45 Watt
28 Watt
Texture fill rate
32.00
52.80
Memory type
GDDR5
System Shared
Maximum RAM amount
2 GB
System Shared
Memory bus width
128 Bit
64/128 Bit
Memory clock speed
4000 MHz
System Shared
Memory bandwidth
64 GB/s
-
Shared memory
-
+
Display Connectors
No outputs
No outputs
DirectX
12 (11_1)
12 (11_1)
OpenCL
1.2
2.0
OpenGL
4.6
4.4
Shader Model
5.1
5.1
Vulkan
1.2.131
1.1.80
Quick Sync
-
+