Radeon R7 450 OEM and Radeon 780M - video card comparison
Radeon R7 450 OEM
Radeon 780M
Architecture
GCN 1.0 (2012−2020)
RDNA 3
GPU code name
Cape Verde
Phoenix
Market segment
Desktop
Laptop
Release date
June 2016
January 2023
Interface
PCIe 3.0 x16
PCIe 4.0 x8
Supplementary power connectors
None
None
Boost clock speed
-
3000 MHz
Core clock speed
925 MHz
1500 MHz
Floating-point performance
947.2 gflops
-
Manufacturing process technology
28 nm
4 nm
Number of transistors
1,500 million
25,390 million
Pipelines / CUDA cores
512
768
Power consumption (TDP)
65 Watt
54 Watt (35 - 54 Watt TGP)
Texture fill rate
29.60
139.2
Memory type
GDDR5
System Shared
Maximum RAM amount
2 GB
System Shared
Memory bus width
128 Bit
System Shared
Memory clock speed
4.5 GB/s
System Shared
Memory bandwidth
72 GB/s
-
Shared memory
-
+
Display Connectors
1x DVI, 1x HDMI 1.4a, 1x DisplayPort 1.2
Portable Device Dependent
HDMI
+
-
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenCL
2.1 (1.2)
2.1
OpenGL
4.6
4.6
Shader Model
6.5 (5.1)
6.7
Vulkan
1.2.170
1.3