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GPU Comparison
NVIDIA GeForce RTX 4080 Max-Q vs NVIDIA GeForce 8400M G
NVIDIA GeForce RTX 4080 Max-Q vs NVIDIA GeForce 8400M G
VS
NVIDIA GeForce RTX 4080 Max-Q
NVIDIA GeForce 8400M G
We compared two Mobile platform GPUs: 12GB VRAM GeForce RTX 4080 Max Q and 256MB VRAM GeForce 8400M G to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 4080 Max-Q 's Advantages
Released 15 years and 8 months late
Boost Clock1350MHz
Larger VRAM bandwidth (336.0GB/s vs 6.400GB/s)
7416 additional rendering cores
NVIDIA GeForce 8400M G 's Advantages
Lower TDP (10W vs 60W)
Score
Benchmark
FP32 (float)
GeForce RTX 4080 Max Q
+154053%
20.04 TFLOPS
GeForce 8400M G
0.013 TFLOPS
GeForce RTX 4080 Max Q
VS
GeForce 8400M G
Graphics Card
Jan 2023
Release Date
May 2007
GeForce 40 Mobile
Generation
GeForce 8M
Mobile
Type
Mobile
PCIe 4.0 x16
Bus Interface
PCIe 1.0 x16
Clock Speeds
795 MHz
Base Clock
-
1350 MHz
Boost Clock
-
1750 MHz
Memory Clock
400 MHz
Memory
12GB
Memory Size
256MB
GDDR6
Memory Type
GDDR3
192bit
Memory Bus
64bit
336.0GB/s
Bandwidth
6.400GB/s
Render Config
58
SM Count
1
-
Compute Units
-
7424
Shading Units
8
232
TMUs
8
80
ROPs
4
232
Tensor Cores
-
58
RT Cores
-
128 KB (per SM)
L1 Cache
-
48 MB
L2 Cache
16 KB
Theoretical Performance
108.0 GPixel/s
Pixel Rate
1.600 GPixel/s
313.2 GTexel/s
Texture Rate
3.200 GTexel/s
20.04 TFLOPS
FP16 (half)
-
20.04 TFLOPS
FP32 (float)
12.80 GFLOPS
313.2 GFLOPS
FP64 (double)
-
Graphics Processor
AD104
GPU Name
G86
GN21-X9
GPU Variant
NB8M-SE
Ada Lovelace
Architecture
Tesla
TSMC
Foundry
TSMC
4 nm
Process Size
80 nm
35.8 billion
Transistors
0.21 billion
295 mm²
Die Size
127 mm²
Board Design
60W
TDP
10W
-
Suggested PSU
-
Portable Device Dependent
Outputs
No outputs
None
Power Connectors
None
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
6.7
Shader Model
4.0
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2
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