Radeon HD 7870M and Mobility Radeon HD 5470 - video card comparison
Passmark - benchmark score Radeon HD 7870M vs Mobility Radeon HD 5470
Radeon HD 7870M
1552
Mobility Radeon HD 5470
243
Radeon HD 7870M
Mobility Radeon HD 5470
Architecture
GCN (2011−2017)
Terascale 2 (2009−2015)
GPU code name
Heathrow XT
Park XT
Market segment
Laptop
Laptop
Release date
April 2012
January 2010
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Core clock speed
800 MHz
750 MHz
Floating-point performance
1,024 gflops
120 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
1,500 million
292 million
Pipelines / CUDA cores
640
80
Power consumption (TDP)
45 Watt
13-15 Watt
Texture fill rate
32.00
6.000
Memory type
GDDR5
DDR2, GDDR2, DDR3, GDDR3, GDDR5
Maximum RAM amount
2 GB
512 MB
Memory bus width
128 Bit
64 Bit
Memory clock speed
4000 MHz
1800 MHz
Memory bandwidth
64 GB/s
25.6 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 (11_1)
11.2 (11_0)
OpenCL
1.2
1.2
OpenGL
4.6
4.4
Shader Model
5.1
5.0
Vulkan
1.2.131
N/A