NVIDIA GeForce GT 440 Mac Edition vs NVIDIA T400
We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 440 Mac Edition and 2GB VRAM T400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA T400 's Advantages
Released 10 years and 3 months late
Boost Clock1425MHz
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (80.00GB/s vs 21.34GB/s)
288 additional rendering cores
Lower TDP (30W vs 65W)
Score
Benchmark
FP32 (float)
GeForce GT 440 Mac Edition
0.311 TFLOPS
T400
+251%
1.094 TFLOPS
Graphics Card
Feb 2011
Release Date
May 2021
GeForce 400
Generation
Quadro
Desktop
Type
Desktop
PCIe 1.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
420 MHz
-
Boost Clock
1425 MHz
667 MHz
Memory Clock
1250 MHz
Memory
1024MB
Memory Size
2GB
DDR3
Memory Type
GDDR6
128bit
Memory Bus
64bit
21.34GB/s
Bandwidth
80.00GB/s
Render Config
-
-
-
2
SM Count
6
96
Shading Units
384
16
TMUs
24
4
ROPs
16
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
64 KB (per SM)
256 KB
L2 Cache
1024 KB
-
-
-
Theoretical Performance
3.240 GPixel/s
Pixel Rate
22.80 GPixel/s
12.96 GTexel/s
Texture Rate
34.20 GTexel/s
-
FP16 (half)
2.189 TFLOPS
311.0 GFLOPS
FP32 (float)
1094 GFLOPS
25.92 GFLOPS
FP64 (double)
34.20 GFLOPS
Board Design
65W
TDP
30W
250 W
Suggested PSU
200 W
1x DVI
1x HDMI 1.3a
1x VGA
Outputs
3x mini-DisplayPort 1.4a
None
Power Connectors
None
Graphics Processor
GF108
GPU Name
TU117
GF108-400-A1
GPU Variant
-
Fermi
Architecture
Turing
TSMC
Foundry
TSMC
40 nm
Process Size
12 nm
0.585 billion
Transistors
4.7 billion
116 mm²
Die Size
200 mm²
Graphics Features
12 (11_0)
DirectX
12 (12_1)
4.6
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.3
2.1
CUDA
7.5
5.1
Shader Model
6.6
