Radeon HD 7450 OEM and UHD Graphics 770 - video card comparison
Radeon HD 7450 OEM
UHD Graphics 770
Architecture
TeraScale 2 (2009−2015)
Alder Lake
GPU code name
Caicos
Alder Lake xG
Market segment
Desktop
Desktop
Release date
January 2012
January 2022
Interface
PCIe 2.0 x16
Ring Bus
Supplementary power connectors
None
-
Boost clock speed
-
300 MHz
Core clock speed
625 MHz
-
Floating-point performance
200.0 gflops
-
Manufacturing process technology
40 nm
10 nm
Number of transistors
370 million
-
Pipelines / CUDA cores
160
32
Power consumption (TDP)
18 Watt
15 Watt
Texture fill rate
5.000
26.40
Memory type
GDDR3
System Shared
Maximum RAM amount
512 MB
System Shared
Memory bus width
64 Bit
System Shared
Memory clock speed
1066 MHz
1550 MHz
Memory bandwidth
8.528 GB/s
-
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI
No outputs
HDMI
+
-
DirectX
11.2 (11_0)
12 (12_1)
OpenCL
1.2
3.0
OpenGL
4.4
4.6
Shader Model
5.0
6.4
Vulkan
N/A
1.3