GeForce 9800 GT vs GeForce 9400 GT
We compared two Desktop platform GPUs: 512MB VRAM GeForce 9800 GT and 1 GB VRAM GeForce 9400 GT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce 9800 GT 's Advantages
More VRAM (512GB vs 1GB)
Larger VRAM bandwidth (57.60GB/s vs 9.600GB/s)
96 additional rendering cores
GeForce 9400 GT 's Advantages
Lower TDP (50W vs 125W)
Score
Benchmark
FP32 (float)
GeForce 9800 GT
+1058%
336
GeForce 9400 GT
29
Graphics Card
Jul 2008
Release Date
Aug 2008
GeForce 9
Generation
GeForce 9
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
900 MHz
Memory Clock
600 MHz
Memory
512MB
Memory Size
1 GB
GDDR3
Memory Type
DDR2
256bit
Memory Bus
64bit
57.60GB/s
Bandwidth
9.600GB/s
Render Config
14
SM Count
2
112
Shading Units
16
56
TMUs
8
16
ROPs
4
64 KB
L2 Cache
16 KB
Theoretical Performance
9.600 GPixel/s
Pixel Rate
1.836 GPixel/s
33.60 GTexel/s
Texture Rate
3.672 GTexel/s
336.0 GFLOPS
FP32 (float)
29.38 GFLOPS
Board Design
125W
TDP
50W
300 W
Suggested PSU
250 W
2x DVI
1x S-Video
Outputs
1x DVI
1x VGA
1x S-Video
1x 6-pin
Power Connectors
None
Graphics Processor
G92B
GPU Name
G86S
G92-280-B1
GPU Variant
-
Tesla
Architecture
Tesla
TSMC
Foundry
TSMC
55 nm
Process Size
80 nm
0.754 billion
Transistors
0.21 billion
260 mm²
Die Size
127 mm²
Graphics Features
11.1 (10_0)
DirectX
11.1 (10_0)
3.3
OpenGL
3.3
1.1
OpenCL
1.1
N/A
Vulkan
N/A
1.1
CUDA
1.1
4.0
Shader Model
4.0
