Mobility Radeon HD 2600 XT Mac Edition and Radeon 540X - video card comparison
Mobility Radeon HD 2600 XT Mac Edition
Radeon 540X
Architecture
TeraScale (2005−2013)
GCN 4.0 (2016−2020)
GPU code name
M76
Lexa
Market segment
Desktop
Laptop
Release date
July 2007
August 2019
Interface
MXM-II
PCIe 3.0 x8
Supplementary power connectors
-
None
Boost clock speed
-
1219 MHz
Core clock speed
600 MHz
-
Floating-point performance
144 gflops
-
Manufacturing process technology
65 nm
14 nm
Number of transistors
390 million
2,200 million
Pipelines / CUDA cores
120
512
Power consumption (TDP)
-
50 Watt
Texture fill rate
4.800
33.47
Memory type
GDDR3
GDDR5
Maximum RAM amount
256 MB
2 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
1370 MHz
6000 MHz
Memory bandwidth
21.92 GB/s
112.0 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x DVI, 1x HDMI, 1x DisplayPort
HDMI
-
+
DirectX
10.0 (10_0)
12 (12_0)
OpenCL
N/A
2.0
OpenGL
3.3
4.6
Shader Model
4.0
6.4
Vulkan
N/A
1.2.131