UHD Graphics 630 and Radeon HD 8990 OEM - video card comparison
UHD Graphics 630
Radeon HD 8990 OEM
Architecture
Gen. 9.5 (2017)
GCN 1.0 (2012−2020)
GPU code name
Kaby-Lake-H-GT2
Malta
Market segment
Desktop
Desktop
Release date
October 2017
April 2013
Interface
PCIe 3.0 x1
PCIe 3.0 x16
Supplementary power connectors
-
2x 8-pin
Boost clock speed
1150 MHz
1000 MHz
Core clock speed
300 MHz
950 MHz
Floating-point performance
460.8 gflops
2x 4,096 gflops
Manufacturing process technology
14 nm
28 nm
Number of transistors
189 million
4,313 million
Pipelines / CUDA cores
24
2048
Power consumption (TDP)
15 Watt
375 Watt
Texture fill rate
26.45
128.0
Memory type
System Shared
GDDR5
Maximum RAM amount
System Shared
3 GB
Memory bus width
64/128 Bit
384 Bit
Memory clock speed
System Shared
6000 MHz
Memory bandwidth
-
288.0 GB/s
Shared memory
+
-
Display Connectors
No outputs
1x DVI, 4x mini-DisplayPort
DirectX
12 (12_1)
12 (11_1)
OpenCL
2.1
1.2
OpenGL
4.6
4.6
Shader Model
6.5
5.1
Vulkan
1.1.103
1.2.131
Quick Sync
+
-