GeForce RTX 4060 Mobile vs GeForce GT 420M
We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 4060 Mobile and 512MB VRAM GeForce GT 420M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce RTX 4060 Mobile 's Advantages
Released 12 years and 4 months late
Boost Clock1890MHz
More VRAM (8GB vs 512GB)
Larger VRAM bandwidth (256.0GB/s vs 25.60GB/s)
2976 additional rendering cores
GeForce GT 420M 's Advantages
Lower TDP (23W vs 115W)
Score
Benchmark
FP32 (float)
GeForce RTX 4060 Mobile
+5946%
11610
GeForce GT 420M
192
3DMark Time Spy
GeForce RTX 4060 Mobile
+9924%
10425
GeForce GT 420M
104
Graphics Card
Jan 2023
Release Date
Sep 2010
GeForce 40 Mobile
Generation
GeForce 400M
Mobile
Type
Mobile
PCIe 4.0 x8
Bus Interface
PCIe 2.0 x16
Clock Speeds
1545 MHz
Base Clock
-
1890 MHz
Boost Clock
-
2000 MHz
Memory Clock
800 MHz
Memory
8GB
Memory Size
512MB
GDDR6
Memory Type
DDR3
128bit
Memory Bus
128bit
256.0GB/s
Bandwidth
25.60GB/s
Render Config
24
SM Count
2
3072
Shading Units
96
96
TMUs
16
48
ROPs
4
96
Tensor Cores
-
24
RT Cores
-
128 KB (per SM)
L1 Cache
64 KB (per SM)
32 MB
L2 Cache
256 KB
Theoretical Performance
90.72 GPixel/s
Pixel Rate
2.000 GPixel/s
181.4 GTexel/s
Texture Rate
8.000 GTexel/s
11.61 TFLOPS
FP16 (half)
-
11.61 TFLOPS
FP32 (float)
192.0 GFLOPS
181.4 GFLOPS
FP64 (double)
16.00 GFLOPS
Board Design
115W
TDP
23W
Portable Device Dependent
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
AD107
GPU Name
GF108
GN21-X4
GPU Variant
N11P-GE-A1
Ada Lovelace
Architecture
Fermi
TSMC
Foundry
TSMC
5 nm
Process Size
40 nm
18.9 billion
Transistors
0.585 billion
159 mm²
Die Size
116 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
1.1
1.3
Vulkan
N/A
8.9
CUDA
2.1
6.8
Shader Model
5.1
