Radeon RX 7900 XT vs GeForce 9400 GT PCI
We compared two Desktop platform GPUs: 20GB VRAM Radeon RX 7900 XT and 256MB VRAM GeForce 9400 GT PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon RX 7900 XT Advantages
Released 14 years and 3 months late
Boost Clock2394MHz
More VRAM (20GB vs 256GB)
Larger VRAM bandwidth (800.0GB/s vs 12.80GB/s)
5360 additional rendering cores
GeForce 9400 GT PCI Advantages
Lower TDP (50W vs 300W)
Score
Benchmark
FP32 (float)
Radeon RX 7900 XT
+114300%
51480
GeForce 9400 GT PCI
45
Graphics Card
Nov 2022
Release Date
Aug 2008
Navi III
Generation
GeForce 9
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCI
Clock Speeds
1387 MHz
Base Clock
-
2394 MHz
Boost Clock
-
2500 MHz
Memory Clock
400 MHz
Memory
20GB
Memory Size
256MB
GDDR6
Memory Type
DDR2
320bit
Memory Bus
128bit
800.0GB/s
Bandwidth
12.80GB/s
Render Config
84
Compute Units
-
-
SM Count
2
5376
Shading Units
16
336
TMUs
8
192
ROPs
4
84
RT Cores
-
256 KB per Array
L1 Cache
-
6 MB
L2 Cache
32 KB
80 MB
L3 Cache
-
Theoretical Performance
459.6 GPixel/s
Pixel Rate
2.200 GPixel/s
804.4 GTexel/s
Texture Rate
4.400 GTexel/s
103.0 TFLOPS
FP16 (half)
-
51.48 TFLOPS
FP32 (float)
44.80 GFLOPS
1.609 TFLOPS
FP64 (double)
-
Board Design
300W
TDP
50W
700 W
Suggested PSU
250 W
1x HDMI 2.1a
2x DisplayPort 2.1
1x USB Type-C
2x DisplayPort 2.1
1x USB Type-C
Outputs
1x DVI
1x VGA
1x S-Video
1x VGA
1x S-Video
2x 8-pin
Power Connectors
None
Graphics Processor
Navi 31
GPU Name
G96C
Navi 31 XT
(215-145000156)
(215-145000156)
GPU Variant
-
RDNA 3.0
Architecture
Tesla
TSMC
Foundry
TSMC
5 nm
Process Size
55 nm
57.7 billion
Transistors
0.314 billion
529 mm²
Die Size
121 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
2.2
OpenCL
1.1
1.3
Vulkan
N/A
-
CUDA
1.1
6.7
Shader Model
4.0
