NVIDIA A2 vs NVIDIA GeForce 9400 GT PCI
We compared two Desktop platform GPUs: 16GB VRAM A2 and 256MB VRAM GeForce 9400 GT PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA A2 's Advantages
Released 13 years and 3 months late
Boost Clock1770MHz
More VRAM (16GB vs 256GB)
Larger VRAM bandwidth (200.1GB/s vs 12.80GB/s)
1264 additional rendering cores
NVIDIA GeForce 9400 GT PCI 's Advantages
Lower TDP (50W vs 60W)
Score
Benchmark
FP32 (float)
A2
+9968%
4.531 TFLOPS
GeForce 9400 GT PCI
0.045 TFLOPS
Graphics Card
Nov 2021
Release Date
Aug 2008
Quadro
Generation
GeForce 9
Desktop
Type
Desktop
PCIe 4.0 x8
Bus Interface
PCI
Clock Speeds
1440 MHz
Base Clock
-
1770 MHz
Boost Clock
-
1563 MHz
Memory Clock
400 MHz
Memory
16GB
Memory Size
256MB
GDDR6
Memory Type
DDR2
128bit
Memory Bus
128bit
200.1GB/s
Bandwidth
12.80GB/s
Render Config
-
-
-
10
SM Count
2
1280
Shading Units
16
40
TMUs
8
32
ROPs
4
40
Tensor Cores
-
10
RT Cores
-
128 KB (per SM)
L1 Cache
-
2 MB
L2 Cache
32 KB
-
-
-
Theoretical Performance
56.64 GPixel/s
Pixel Rate
2.200 GPixel/s
70.80 GTexel/s
Texture Rate
4.400 GTexel/s
4.531 TFLOPS
FP16 (half)
-
4.531 TFLOPS
FP32 (float)
44.80 GFLOPS
70.80 GFLOPS
FP64 (double)
-
Board Design
60W
TDP
50W
250 W
Suggested PSU
250 W
No outputs
Outputs
1x DVI
1x VGA
1x S-Video
None
Power Connectors
None
Graphics Processor
GA107
GPU Name
G96C
-
-
-
Ampere
Architecture
Tesla
Samsung
Foundry
TSMC
8 nm
Process Size
55 nm
Unknown
Transistors
0.314 billion
Unknown
Die Size
121 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
3.0
OpenCL
1.1
1.3
Vulkan
N/A
8.6
CUDA
1.1
6.6
Shader Model
4.0
