Radeon E8870 and UHD Graphics 770 - video card comparison
Radeon E8870
UHD Graphics 770
Architecture
GCN 2.0 (2013−2017)
Alder Lake
GPU code name
Saturn
Alder Lake xG
Market segment
Desktop
Desktop
Release date
September 2015
January 2022
Interface
MXM-B (3.0)
Ring Bus
Supplementary power connectors
None
-
Boost clock speed
-
300 MHz
Core clock speed
1000 MHz
-
Floating-point performance
1,536 gflops
-
Manufacturing process technology
28 nm
10 nm
Number of transistors
2,080 million
-
Pipelines / CUDA cores
768
32
Power consumption (TDP)
75 Watt
15 Watt
Texture fill rate
48.00
26.40
Memory type
GDDR5
System Shared
Maximum RAM amount
4 GB
System Shared
Memory bus width
128 Bit
System Shared
Memory clock speed
6000 MHz
1550 MHz
Memory bandwidth
96 GB/s
-
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 (12_0)
12 (12_1)
OpenCL
2.0
3.0
OpenGL
4.6
4.6
Shader Model
6.3
6.4
Vulkan
1.2.131
1.3