GeForce 8400M GT and GeForce RTX 4090 - video card comparison
Passmark - benchmark score GeForce 8400M GT vs GeForce RTX 4090
GeForce 8400M GT
68
GeForce RTX 4090
39778
GeForce 8400M GT
GeForce RTX 4090
Architecture
Tesla (2006−2010)
Ada Lovelace
GPU code name
G86M
AD102-300-A1
Market segment
Laptop
Desktop
Release date
May 2007
September 2022
Interface
PCIe 1.0 x16
PCIe 4.0 x16
Supplementary power connectors
-
1x 16-pin
Boost clock speed
-
2520 MHz
Core clock speed
450 MHz
2235 MHz
Floating-point performance
28.8 gflops
-
Manufacturing process technology
80 nm
5 nm
Number of transistors
210 million
76,300 million
Pipelines / CUDA cores
16
16384
Power consumption (TDP)
14 Watt
450 Watt
Texture fill rate
3.600
1,290
Memory type
GDDR3 / GDDR2
GDDR6X
Maximum RAM amount
512 MB
24 GB
Memory bus width
128 Bit
384 Bit
Memory clock speed
600 MHz
21000 MHz
Memory bandwidth
19.2 GB/s
1,008 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI
-
+
DirectX
11.1 (10_0)
12 Ultimate (12_2)
CUDA
1.1
8.9
OpenCL
1.1
3.0
OpenGL
3.3
4.6
Shader Model
4.0
6.6
Vulkan
N/A
1.3