NVIDIA GeForce GT 820M vs AMD Radeon RX 6650M
We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 820M and 8GB VRAM Radeon RX 6650M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GT 820M 's Advantages
Lower TDP (15W vs 120W)
AMD Radeon RX 6650M 's Advantages
Released 8 years and 2 months late
Boost Clock2416MHz
More VRAM (8GB vs 1024GB)
Larger VRAM bandwidth (256.0GB/s vs 14.40GB/s)
1696 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GT 820M
0.298 TFLOPS
Radeon RX 6650M
+2805%
8.659 TFLOPS
Graphics Card
Nov 2013
Release Date
Jan 2022
GeForce 800M
Generation
Mobility Radeon
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 4.0 x8
Clock Speeds
-
Base Clock
2068 MHz
-
Boost Clock
2416 MHz
900 MHz
Memory Clock
2000 MHz
Memory
1024MB
Memory Size
8GB
DDR3
Memory Type
GDDR6
64bit
Memory Bus
128bit
14.40GB/s
Bandwidth
256.0GB/s
Render Config
-
Compute Units
28
2
SM Count
-
96
Shading Units
1792
16
TMUs
112
8
ROPs
64
-
-
-
-
RT Cores
28
64 KB (per SM)
L1 Cache
128 KB per Array
128 KB
L2 Cache
2 MB
-
L3 Cache
32 MB
Theoretical Performance
3.100 GPixel/s
Pixel Rate
154.6 GPixel/s
12.40 GTexel/s
Texture Rate
270.6 GTexel/s
-
FP16 (half)
17.32 TFLOPS
297.6 GFLOPS
FP32 (float)
8.659 TFLOPS
24.80 GFLOPS
FP64 (double)
541.2 GFLOPS
Board Design
15W
TDP
120W
-
-
-
No outputs
Outputs
No outputs
-
Power Connectors
None
Graphics Processor
GF117
GPU Name
Navi 23
N15V-GM
GPU Variant
-
Fermi 2.0
Architecture
RDNA 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
7 nm
0.585 billion
Transistors
11.06 billion
116 mm²
Die Size
237 mm²
Graphics Features
12 (11_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
1.1
OpenCL
2.1
N/A
Vulkan
1.3
2.1
CUDA
-
5.1
Shader Model
6.5
