AMD Radeon RX 580 Mobile vs AMD Radeon Pro V620
GPU · Specs Compare
Graphics Card
Release Date
Apr 2017
Nov 2021
Generation
Mobility Radeon
Radeon Pro
Type
Mobile
Desktop
Bus Interface
MXM-B (3.0)
PCIe 4.0 x16
Clock Speeds
Base Clock
1000 MHz
1825 MHz
Boost Clock
1077 MHz
2200 MHz
Memory Clock
2000 MHz
2000 MHz
Memory
Memory Size
8GB
32GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
256bit
Bandwidth
256.0GB/s
512.0GB/s
Render Config
Compute Units
36
72
Shading Units
2304
4608
TMUs
144
288
ROPs
32
128
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
2 MB
4 MB
RT Cores
—
72
L3 Cache
—
128 MB
Theoretical Performance
Pixel Rate
34.46 GPixel/s
281.6 GPixel/s
Texture Rate
155.1 GTexel/s
633.6 GTexel/s
FP16 (half)
4.963 TFLOPS
40.55 TFLOPS
FP32 (float)
4.963 TFLOPS
20.28 TFLOPS
FP64 (double)
310.2 GFLOPS
1267 GFLOPS
Graphics Processor
GPU Name
Polaris 20
Navi 21
GPU Variant
Polaris 20M XT
Navi 21 XT(215-121000177)
Architecture
GCN 4.0
RDNA 2.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
7 nm
Transistors
5.7 billion
26.8 billion
Die Size
232 mm²
520 mm²
Board Design
TDP
100W
300W
Outputs
No outputs
No outputs
Power Connectors
None
2x 8-pin
Suggested PSU
—
700 W
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.2
1.3
Shader Model
6.4
6.5
Benchmark
3DMark Time Spy
3,553
—
3DMark Time Spy Extreme
1,626
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.