GeForce RTX 4090 vs GeForce 9400 GT PCI
We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 4090 and 256MB VRAM GeForce 9400 GT PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce RTX 4090 's Advantages
Released 14 years and 1 months late
Boost Clock2520MHz
More VRAM (24GB vs 256GB)
Larger VRAM bandwidth (1.01TB/s vs 12.80GB/s)
16368 additional rendering cores
GeForce 9400 GT PCI 's Advantages
Lower TDP (50W vs 450W)
Score
Benchmark
FP32 (float)
GeForce RTX 4090
+183411%
82580
GeForce 9400 GT PCI
45
Graphics Card
Sep 2022
Release Date
Aug 2008
GeForce 40
Generation
GeForce 9
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCI
Clock Speeds
2235 MHz
Base Clock
-
2520 MHz
Boost Clock
-
1313 MHz
Memory Clock
400 MHz
Memory
24GB
Memory Size
256MB
GDDR6X
Memory Type
DDR2
384bit
Memory Bus
128bit
1.01TB/s
Bandwidth
12.80GB/s
Render Config
128
SM Count
2
16384
Shading Units
16
512
TMUs
8
176
ROPs
4
512
Tensor Cores
-
128
RT Cores
-
128 KB (per SM)
L1 Cache
-
72 MB
L2 Cache
32 KB
Theoretical Performance
443.5 GPixel/s
Pixel Rate
2.200 GPixel/s
1290 GTexel/s
Texture Rate
4.400 GTexel/s
82.58 TFLOPS
FP16 (half)
-
82.58 TFLOPS
FP32 (float)
44.80 GFLOPS
1290 GFLOPS
FP64 (double)
-
Board Design
450W
TDP
50W
850 W
Suggested PSU
250 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
1x DVI
1x VGA
1x S-Video
1x 16-pin
Power Connectors
None
Graphics Processor
AD102
GPU Name
G96C
AD102-300-A1
GPU Variant
-
Ada Lovelace
Architecture
Tesla
TSMC
Foundry
TSMC
5 nm
Process Size
55 nm
76.3 billion
Transistors
0.314 billion
609 mm²
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
8.9
CUDA
1.1
6.8
Shader Model
4.0
