NVIDIA GeForce GT 330M Mac Edition vs NVIDIA GeForce GT 445M
We compared two Mobile platform GPUs: 512MB VRAM GeForce GT 330M Mac Edition and 1024MB VRAM GeForce GT 445M 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
Lower TDP (23W vs 35W)
NVIDIA GeForce GT 445M 's Advantages
More VRAM (1024GB vs 512GB)
Larger VRAM bandwidth (40.00GB/s vs 25.28GB/s)
96 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GT 330M Mac Edition
0.106 TFLOPS
GeForce GT 445M
+209%
0.328 TFLOPS
Graphics Card
Apr 2010
Release Date
Sep 2010
GeForce 300M
Generation
GeForce 400M
Mobile
Type
Mobile
MXM-A (3.0)
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
790 MHz
Memory Clock
625 MHz
Memory
512MB
Memory Size
1024MB
GDDR3
Memory Type
GDDR5
128bit
Memory Bus
128bit
25.28GB/s
Bandwidth
40.00GB/s
Render Config
-
-
-
6
SM Count
3
48
Shading Units
144
16
TMUs
24
8
ROPs
16
-
-
-
-
-
-
-
L1 Cache
64 KB (per SM)
64 KB
L2 Cache
256 KB
-
-
-
Theoretical Performance
4.000 GPixel/s
Pixel Rate
3.420 GPixel/s
8.000 GTexel/s
Texture Rate
13.68 GTexel/s
-
-
-
105.6 GFLOPS
FP32 (float)
328.3 GFLOPS
-
FP64 (double)
27.36 GFLOPS
Board Design
23W
TDP
35W
-
-
-
No outputs
Outputs
No outputs
-
-
-
Graphics Processor
GT216
GPU Name
GF106
N11P-GE1-A3
GPU Variant
N11E-GE-A1
Tesla 2.0
Architecture
Fermi
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
0.486 billion
Transistors
1.17 billion
100 mm²
Die Size
238 mm²
Graphics Features
11.1 (10_1)
DirectX
12 (11_0)
3.3
OpenGL
4.6
1.1
OpenCL
1.1
N/A
Vulkan
N/A
1.2
CUDA
2.1
4.1
Shader Model
5.1
