NVIDIA GeForce GT 440 Mac Edition vs NVIDIA GeForce 9400 GT
We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 440 Mac Edition and 1 GB VRAM GeForce 9400 GT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GT 440 Mac Edition 's Advantages
Released 2 years and 6 months late
More VRAM (1024GB vs 1GB)
Larger VRAM bandwidth (21.34GB/s vs 9.600GB/s)
80 additional rendering cores
NVIDIA GeForce 9400 GT 's Advantages
Lower TDP (50W vs 65W)
Score
Benchmark
FP32 (float)
GeForce GT 440 Mac Edition
+972%
0.311 TFLOPS
GeForce 9400 GT
0.029 TFLOPS
Graphics Card
Feb 2011
Release Date
Aug 2008
GeForce 400
Generation
GeForce 9
Desktop
Type
Desktop
PCIe 1.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
667 MHz
Memory Clock
600 MHz
Memory
1024MB
Memory Size
1 GB
DDR3
Memory Type
DDR2
128bit
Memory Bus
64bit
21.34GB/s
Bandwidth
9.600GB/s
Render Config
-
-
-
2
SM Count
2
96
Shading Units
16
16
TMUs
8
4
ROPs
4
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
-
256 KB
L2 Cache
16 KB
-
-
-
Theoretical Performance
3.240 GPixel/s
Pixel Rate
1.836 GPixel/s
12.96 GTexel/s
Texture Rate
3.672 GTexel/s
-
-
-
311.0 GFLOPS
FP32 (float)
29.38 GFLOPS
25.92 GFLOPS
FP64 (double)
-
Board Design
65W
TDP
50W
250 W
Suggested PSU
250 W
1x DVI
1x HDMI 1.3a
1x VGA
Outputs
1x DVI
1x VGA
1x S-Video
None
Power Connectors
None
Graphics Processor
GF108
GPU Name
G86S
GF108-400-A1
GPU Variant
-
Fermi
Architecture
Tesla
TSMC
Foundry
TSMC
40 nm
Process Size
80 nm
0.585 billion
Transistors
0.21 billion
116 mm²
Die Size
127 mm²
Graphics Features
12 (11_0)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
1.1
OpenCL
1.1
N/A
Vulkan
N/A
2.1
CUDA
1.1
5.1
Shader Model
4.0
