Radeon E9171 MCM and GeForce 320M Mac Edition - video card comparison
Radeon E9171 MCM
GeForce 320M Mac Edition
Architecture
GCN 4.0 (2016−2020)
Tesla 2.0 (2007−2013)
GPU code name
Lexa
C89
Market segment
Desktop
Desktop
Release date
October 2017
April 2010
Interface
PCIe 3.0 x8
PCIe 2.0 x16
Supplementary power connectors
None
-
Boost clock speed
1219 MHz
-
Core clock speed
1124 MHz
450 MHz
Floating-point performance
1,248 gflops
-
Manufacturing process technology
14 nm
40 nm
Number of transistors
2,200 million
486 million
Pipelines / CUDA cores
512
48
Power consumption (TDP)
40 Watt
23 Watt
Texture fill rate
39.01
7.200
Memory type
GDDR5
System Shared
Maximum RAM amount
4 GB
System Shared
Memory bus width
128 Bit
System Shared
Memory clock speed
6000 MHz
System Shared
Memory bandwidth
96 GB/s
-
Display Connectors
No outputs
Portable Device Dependent
DirectX
12 (12_0)
11.1 (10_1)
OpenCL
2.0
N/A
OpenGL
4.6
3.3
Shader Model
6.4
4.1
Vulkan
1.2.131
N/A