Radeon R9 M290X and UHD Graphics 620 - video card comparison
Passmark - benchmark score Radeon R9 M290X vs UHD Graphics 620
Radeon R9 M290X
3360
UHD Graphics 620
1061
Radeon R9 M290X
UHD Graphics 620
Architecture
GCN (2011−2017)
Gen. 9.5 (2017)
GPU code name
Neptune
Kaby-Lake-Refresh GT2
Market segment
Laptop
Laptop
Release date
January 2014
September 2017
Bus support
PCIe 3.0 x16
-
Interface
PCIe 3.0 x16
PCIe 3.0 x1
Supplementary power connectors
None
-
Boost clock speed
900 MHz
1150 MHz
Compute units
20
-
Core clock speed
850 MHz
300 MHz
Floating-point performance
2,304 gflops
-
Manufacturing process technology
28 nm
14 nm
Number of transistors
2,800 million
189 million
Pipelines / CUDA cores
1280
24
Power consumption (TDP)
100 Watt
15 Watt
Texture fill rate
72.00
27.60
Memory type
GDDR5
LPDDR3/DDR4
Maximum RAM amount
4 GB
32 GB
Memory bus width
256 Bit
System Shared
Memory clock speed
1200 MHz
System Shared
Memory bandwidth
153.6 GB/s
-
Shared memory
-
+
Display Connectors
No outputs
No outputs
Eyefinity
1
-
DirectX
DirectX® 11
12 (12_1)
Mantle
+
-
OpenCL
Not Listed
2.1
OpenGL
4.4
4.6
Shader Model
5.1
6.4
Vulkan
-
1.1.103
AppAcceleration
-
-
DualGraphics
1
-
Enduro
-
-
FreeSync
1
-
HD3D
+
-
PowerTune
+
-
Quick Sync
-
+
Switchable graphics
1
-
TrueAudio
-
-
ZeroCore
+
-