UHD Graphics 620 and Radeon HD 2900 XT - video card comparison
Passmark - benchmark score UHD Graphics 620 vs Radeon HD 2900 XT
UHD Graphics 620
1061
Radeon HD 2900 XT
679
UHD Graphics 620
Radeon HD 2900 XT
Architecture
Gen. 9.5 (2017)
TeraScale (2005−2013)
GPU code name
Kaby-Lake-Refresh GT2
R600
Market segment
Laptop
Desktop
Release date
September 2017
May 2007
Interface
PCIe 3.0 x1
PCIe 1.0 x16
Supplementary power connectors
-
1x 6-pin + 1x 8-pin
Boost clock speed
1150 MHz
-
Core clock speed
300 MHz
743 MHz
Floating-point performance
-
475.5 gflops
Manufacturing process technology
14 nm
80 nm
Number of transistors
189 million
720 million
Pipelines / CUDA cores
24
320
Power consumption (TDP)
15 Watt
215 Watt
Texture fill rate
27.60
11.89
Memory type
LPDDR3/DDR4
GDDR3
Maximum RAM amount
32 GB
512 MB
Memory bus width
System Shared
512 Bit
Memory clock speed
System Shared
1656 MHz
Memory bandwidth
-
106.0 GB/s
Shared memory
+
-
Display Connectors
No outputs
2x DVI, 1x S-Video
DirectX
12 (12_1)
10.0 (10_0)
OpenCL
2.1
N/A
OpenGL
4.6
3.3
Shader Model
6.4
4.0
Vulkan
1.1.103
N/A
Quick Sync
+
-