NVIDIA GeForce RTX 5070 Mobile vs AMD Radeon Pro V620
GPU · Specs Compare
Graphics Card
Release Date
Apr 2025
Nov 2021
Generation
GeForce 50 Mobile
Radeon Pro
Type
Mobile
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
907 MHz
1825 MHz
Boost Clock
1425 MHz
2200 MHz
Memory Clock
1500 MHz
2000 MHz
Memory
Memory Size
8GB
32GB
Memory Type
GDDR7
GDDR6
Memory Bus
128bit
256bit
Bandwidth
384.0GB/s
512.0GB/s
Render Config
SM Count
36
—
Shading Units
4608
4608
TMUs
144
288
ROPs
48
128
Tensor Cores
144
—
RT Cores
36
72
L1 Cache
128 KB (per SM)
128 KB per Array
L2 Cache
32 MB
4 MB
Compute Units
—
72
L3 Cache
—
128 MB
Theoretical Performance
Pixel Rate
68.40 GPixel/s
281.6 GPixel/s
Texture Rate
205.2 GTexel/s
633.6 GTexel/s
FP16 (half)
13.13 TFLOPS
40.55 TFLOPS
FP32 (float)
13.13 TFLOPS
20.28 TFLOPS
FP64 (double)
205.2 GFLOPS
1267 GFLOPS
Graphics Processor
GPU Name
GB206
Navi 21
GPU Variant
GB206
Navi 21 XT(215-121000177)
Architecture
Blackwell 2.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
5 nm
7 nm
Transistors
21.9 billion
26.8 billion
Die Size
181 mm²
520 mm²
Board Design
TDP
50W
300W
Suggested PSU
300 W
700 W
Outputs
Portable Device Dependent
No outputs
Power Connectors
None
2x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.4
1.3
CUDA
12.0
—
Shader Model
6.8
6.5
Benchmark
3DMark Time Spy
13,629
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.