GeForce 8400 GS PCI vs GeForce RTX 4080
We compared two Desktop platform GPUs: 512MB VRAM GeForce 8400 GS PCI and 16GB VRAM GeForce RTX 4080 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce 8400 GS PCI 's Advantages
Lower TDP (25W vs 320W)
GeForce RTX 4080 's Advantages
Released 14 years and 9 months late
Boost Clock2505MHz
More VRAM (16GB vs 512GB)
Larger VRAM bandwidth (716.8GB/s vs 5.328GB/s)
9720 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce 8400 GS PCI
22
GeForce RTX 4080
+221445%
48740
Graphics Card
Dec 2007
Release Date
Sep 2022
GeForce 8
Generation
GeForce 40
Desktop
Type
Desktop
PCI
Bus Interface
PCIe 4.0 x16
Clock Speeds
-
Base Clock
2205 MHz
-
Boost Clock
2505 MHz
333 MHz
Memory Clock
1400 MHz
Memory
512MB
Memory Size
16GB
DDR2
Memory Type
GDDR6X
64bit
Memory Bus
256bit
5.328GB/s
Bandwidth
716.8GB/s
Render Config
1
SM Count
76
8
Shading Units
9728
4
TMUs
304
4
ROPs
112
-
Tensor Cores
304
-
RT Cores
76
-
L1 Cache
128 KB (per SM)
16 KB
L2 Cache
64 MB
Theoretical Performance
2.268 GPixel/s
Pixel Rate
280.6 GPixel/s
2.268 GTexel/s
Texture Rate
761.5 GTexel/s
-
FP16 (half)
48.74 TFLOPS
22.40 GFLOPS
FP32 (float)
48.74 TFLOPS
-
FP64 (double)
761.5 GFLOPS
Board Design
25W
TDP
320W
200 W
Suggested PSU
700 W
1x S-Video
1x DMS-59
Outputs
1x HDMI 2.1
3x DisplayPort 1.4a
None
Power Connectors
1x 16-pin
Graphics Processor
G98
GPU Name
AD103
G98-400-U2
GPU Variant
AD103-300-A1
Tesla
Architecture
Ada Lovelace
TSMC
Foundry
TSMC
65 nm
Process Size
5 nm
0.21 billion
Transistors
45.9 billion
86 mm²
Die Size
379 mm²
Graphics Features
11.1 (10_0)
DirectX
12 Ultimate (12_2)
3.3
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.3
1.1
CUDA
8.9
4.0
Shader Model
6.7
