NVIDIA GeForce GT 330M Mac Edition vs NVIDIA GeForce 945M
We compared two Mobile platform GPUs: 512MB VRAM GeForce GT 330M Mac Edition and 1024MB VRAM GeForce 945M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GT 330M Mac Edition 's Advantages
Larger VRAM bandwidth (25.28GB/s vs 16.02GB/s)
NVIDIA GeForce 945M 's Advantages
Released 6 years late
Boost Clock1189MHz
More VRAM (1024GB vs 512GB)
336 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GT 330M Mac Edition
0.106 TFLOPS
GeForce 945M
+761%
0.913 TFLOPS
Graphics Card
Apr 2010
Release Date
Apr 2016
GeForce 300M
Generation
GeForce 900M
Mobile
Type
Mobile
MXM-A (3.0)
Bus Interface
PCIe 3.0 x8
Clock Speeds
-
Base Clock
1006 MHz
-
Boost Clock
1189 MHz
790 MHz
Memory Clock
1001 MHz
Memory
512MB
Memory Size
1024MB
GDDR3
Memory Type
DDR3
128bit
Memory Bus
64bit
25.28GB/s
Bandwidth
16.02GB/s
Render Config
-
-
-
6
SM Count
-
48
Shading Units
384
16
TMUs
24
8
ROPs
8
-
-
-
-
-
-
-
L1 Cache
64 KB (per SMM)
64 KB
L2 Cache
1024 KB
-
-
-
Theoretical Performance
4.000 GPixel/s
Pixel Rate
9.512 GPixel/s
8.000 GTexel/s
Texture Rate
28.54 GTexel/s
-
-
-
105.6 GFLOPS
FP32 (float)
913.2 GFLOPS
-
FP64 (double)
28.54 GFLOPS
Board Design
23W
TDP
23W
-
-
-
No outputs
Outputs
No outputs
-
Power Connectors
None
Graphics Processor
GT216
GPU Name
GM108
N11P-GE1-A3
GPU Variant
-
Tesla 2.0
Architecture
Maxwell
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
0.486 billion
Transistors
Unknown
100 mm²
Die Size
Unknown
Graphics Features
11.1 (10_1)
DirectX
12 (11_0)
3.3
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.3
1.2
CUDA
5.0
4.1
Shader Model
5.1
