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GPU Comparison
AMD Radeon RX 6650M vs NVIDIA GeForce GT 420M
AMD Radeon RX 6650M vs NVIDIA GeForce GT 420M
VS
AMD Radeon RX 6650M
NVIDIA GeForce GT 420M
We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 6650M and 512MB VRAM GeForce GT 420M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX 6650M 's Advantages
Released 11 years and 4 months late
Boost Clock2416MHz
Larger VRAM bandwidth (256.0GB/s vs 25.60GB/s)
1696 additional rendering cores
NVIDIA GeForce GT 420M 's Advantages
Lower TDP (23W vs 120W)
Score
Benchmark
FP32 (float)
Radeon RX 6650M
+4409%
8.659 TFLOPS
GeForce GT 420M
0.192 TFLOPS
Radeon RX 6650M
VS
GeForce GT 420M
Graphics Card
Jan 2022
Release Date
Sep 2010
Mobility Radeon
Generation
GeForce 400M
Mobile
Type
Mobile
PCIe 4.0 x8
Bus Interface
PCIe 2.0 x16
Clock Speeds
2068 MHz
Base Clock
-
2416 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
-
SM Count
2
28
Compute Units
-
1792
Shading Units
96
112
TMUs
16
64
ROPs
4
-
Tensor Cores
-
28
RT Cores
-
128 KB per Array
L1 Cache
64 KB (per SM)
2 MB
L2 Cache
256 KB
Theoretical Performance
154.6 GPixel/s
Pixel Rate
2.000 GPixel/s
270.6 GTexel/s
Texture Rate
8.000 GTexel/s
17.32 TFLOPS
FP16 (half)
-
8.659 TFLOPS
FP32 (float)
192.0 GFLOPS
541.2 GFLOPS
FP64 (double)
16.00 GFLOPS
Graphics Processor
Navi 23
GPU Name
GF108
-
GPU Variant
N11P-GE-A1
RDNA 2.0
Architecture
Fermi
TSMC
Foundry
TSMC
7 nm
Process Size
40 nm
11.06 billion
Transistors
0.585 billion
237 mm²
Die Size
116 mm²
Board Design
120W
TDP
23W
-
Suggested PSU
-
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Features
12 Ultimate (12_2)
DirectX
12 (11_0)
4.6
OpenGL
4.6
2.1
OpenCL
1.1
1.3
Vulkan
N/A
-
CUDA
2.1
6.5
Shader Model
5.1
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