Radeon HD 8590M and Radeon 780M - video card comparison
Radeon HD 8590M
Radeon 780M
Architecture
GCN (2011−2017)
RDNA 3
GPU code name
Sun
Phoenix
Market segment
Laptop
Laptop
Release date
November 2012
January 2023
Interface
PCIe 3.0 x8
PCIe 4.0 x8
Supplementary power connectors
-
None
Boost clock speed
825 MHz
3000 MHz
Core clock speed
620 MHz
1500 MHz
Floating-point performance
528.0 gflops
-
Manufacturing process technology
28 nm
4 nm
Number of transistors
690 million
25,390 million
Pipelines / CUDA cores
384
768
Power consumption (TDP)
-
54 Watt (35 - 54 Watt TGP)
Texture fill rate
16.50
139.2
Memory type
GDDR5
System Shared
Maximum RAM amount
1 GB
System Shared
Memory bus width
64 Bit
System Shared
Memory clock speed
4500 MHz
System Shared
Memory bandwidth
36 GB/s
-
Shared memory
-
+
Display Connectors
No outputs
Portable Device Dependent
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenCL
1.2
2.1
OpenGL
4.6
4.6
Shader Model
5.1
6.7
Vulkan
1.2.131
1.3