Radeon 620 Mobile vs GeForce RTX 5070 Mobile
We compared two Mobile platform GPUs: 2GB VRAM Radeon 620 Mobile and 8GB VRAM GeForce RTX 5070 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce RTX 5070 Mobile 's Advantages
Released 5 years and 11 months late
Boost Clock has increased by 39% (1425MHz vs 1024MHz)
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (384.0GB/s vs 14.40GB/s)
4224 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon 620 Mobile
786
GeForce RTX 5070 Mobile
+1570%
13130
Graphics Card
May 2019
Release Date
Apr 2025
Mobility Radeon
Generation
GeForce 50 Mobile
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 5.0 x16
Clock Speeds
730 MHz
Base Clock
907 MHz
1024 MHz
Boost Clock
1425 MHz
900 MHz
Memory Clock
1500 MHz
Memory
2GB
Memory Size
8GB
DDR3
Memory Type
GDDR7
64bit
Memory Bus
128bit
14.40GB/s
Bandwidth
384.0GB/s
Render Config
6
Compute Units
-
-
SM Count
36
384
Shading Units
4608
24
TMUs
144
8
ROPs
48
-
Tensor Cores
144
-
RT Cores
36
16 KB (per CU)
L1 Cache
128 KB (per SM)
128 KB
L2 Cache
32 MB
Theoretical Performance
8.192 GPixel/s
Pixel Rate
68.40 GPixel/s
24.58 GTexel/s
Texture Rate
205.2 GTexel/s
786.4 GFLOPS
FP16 (half)
13.13 TFLOPS
786.4 GFLOPS
FP32 (float)
13.13 TFLOPS
49.15 GFLOPS
FP64 (double)
205.2 GFLOPS
Board Design
50W
TDP
50W
-
Suggested PSU
300 W
No outputs
Outputs
Portable Device Dependent
None
Power Connectors
None
Graphics Processor
Polaris 24
GPU Name
GB206
Polaris 24 XL
GPU Variant
GB206
GCN 3.0
Architecture
Blackwell 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
5 nm
1.55 billion
Transistors
21.9 billion
125 mm²
Die Size
181 mm²
Graphics Features
12 (12_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
2.0
OpenCL
3.0
1.2
Vulkan
1.4
-
CUDA
12.0
6.3
Shader Model
6.8
