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NVIDIA GeForce 320M Mac Edition
Graphics Processor
C89
Cores
48
TMUs
16
ROPs
8
Memory Size
System Shared
Memory Type
System Shared
Bus Width
System Shared
GPU
Recommended Gaming Resolutions:
640x480
1280x720
1366x768
The GeForce 320M Mac Edition was a mobile integrated graphics solution by NVIDIA, launched on April 1st, 2010. Built on the 40 nm process, and based on the C89 graphics processor, in its MCP89UL-A3 variant, the device supports DirectX 11.1. Even though it supports DirectX 11, the feature level is only 10_1, which can be problematic with many DirectX 11 & DirectX 12 titles. It features 48 shading units, 16 texture mapping units, and 8 ROPs. The GPU is operating at a frequency of 450 MHz. Its power draw is rated at 23 W maximum. GeForce 320M Mac Edition is connected to the rest of the system using a PCI-Express 2.0 x16 interface.
Graphics Processor
GPU Name
C89
GPU Variant
MCP89UL-A3
Architecture
Tesla 2.0
Process Size
40 nm
Transistors
486 million
Density
4.9M / mm²
Die Size
100 mm²
Clock Speeds
GPU Clock
450 MHz
Shader Clock
950 MHz
Memory Clock
System Shared
Memory
Memory Size
System Shared
Memory Type
System Shared
Memory Bus
System Shared
Bandwidth
System Dependent
Render Config
Shading Units
48
TMUs
16
ROPs
8
SM Count
4
Theoretical Performance
Pixel Rate
3.600 GPixel/s
Texture Rate
7.200 GTexel/s
FP32 (float)
91.20 GFLOPS
Board Design
Slot Width
IGP
TDP
23 W
Outputs
Portable Device Dependent
Graphics Features
DirectX
11.1 (10_1)
OpenGL
3.3
OpenCL
N/A
Vulkan
N/A
Shader Model
4.1
C89 GPU Notes
PureVideo HD: VP4
VDPAU: Feature Set C
Devices
based on this design (4)
Name
GPU Clock
Memory Clock
Other Changes
450 MHz
System Shared
450 MHz
System Shared
450 MHz
System Shared
450 MHz
System Shared
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