Radeon HD 8790M and Radeon 540X - video card comparison
Passmark - benchmark score Radeon HD 8790M vs Radeon 540X
Radeon HD 8790M
1344
Radeon 540X
1472
Radeon HD 8790M
Radeon 540X
Architecture
GCN (2011−2017)
GCN 4.0 (2016−2020)
GPU code name
Mars XTX
Lexa
Market segment
Laptop
Laptop
Release date
November 2012
August 2019
Interface
MXM-A (3.0)
PCIe 3.0 x8
Supplementary power connectors
None
None
Boost clock speed
900 MHz
1219 MHz
Core clock speed
850 MHz
-
Floating-point performance
691.2 gflops
-
Manufacturing process technology
28 nm
14 nm
Number of transistors
950 million
2,200 million
Pipelines / CUDA cores
384
512
Power consumption (TDP)
unknown
50 Watt
Texture fill rate
21.60
33.47
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
2 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
4500 MHz
6000 MHz
Memory bandwidth
64 GB/s
112.0 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x DVI, 1x HDMI, 1x DisplayPort
HDMI
-
+
DirectX
12 (11_1)
12 (12_0)
OpenCL
1.2
2.0
OpenGL
4.6
4.6
Shader Model
5.1
6.4
Vulkan
1.2.131
1.2.131