AMD Radeon Pro V620 vs Intel Arc A780
GPU Specs Compare
Graphics Card
Release Date
Nov 2021
Unknown
Generation
Radeon Pro
Alchemist(Arc 7)
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1825 MHz
2200 MHz
Boost Clock
2200 MHz
2200 MHz
Memory Clock
2000 MHz
1093 MHz
Memory
Memory Size
32GB
16GB
Memory Type
GDDR6
GDDR6X
Memory Bus
256bit
256bit
Bandwidth
512.0GB/s
559.6GB/s
Render Config
Compute Units
72
-
Shading Units
4608
4096
TMUs
288
256
ROPs
128
128
RT Cores
72
32
L1 Cache
128 KB per Array
-
L2 Cache
4 MB
16 MB
L3 Cache
128 MB
-
Tensor Cores
-
512
Theoretical Performance
Pixel Rate
281.6 GPixel/s
281.6 GPixel/s
Texture Rate
633.6 GTexel/s
563.2 GTexel/s
FP16 (half)
40.55 TFLOPS
36.04 TFLOPS
FP32 (float)
20.28 TFLOPS
18.02 TFLOPS
FP64 (double)
1267 GFLOPS
2.253 TFLOPS
Graphics Processor
GPU Name
Navi 21
DG2-512
GPU Variant
Navi 21 XT(215-121000177)
ACM-G10
Architecture
RDNA 2.0
Generation 12.7
Foundry
TSMC
TSMC
Process Size
7 nm
6 nm
Transistors
26.8 billion
21.7 billion
Die Size
520 mm²
406 mm²
Board Design
TDP
300W
200W
Suggested PSU
700 W
550 W
Outputs
No outputs
1x HDMI 2.13x DisplayPort 2.0
Power Connectors
2x 8-pin
2x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.3
1.3
Shader Model
6.5
6.6