AMD Radeon 550X Mobile vs Intel Arc A780
GPU · Specs Compare
Graphics Card
Release Date
Apr 2018
Unknown
Generation
Mobility Radeon
Alchemist(Arc 7)
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x8
PCIe 4.0 x16
Clock Speeds
Base Clock
1100 MHz
2200 MHz
Boost Clock
1287 MHz
2200 MHz
Memory Clock
1500 MHz
1093 MHz
Memory
Memory Size
4GB
16GB
Memory Type
GDDR5
GDDR6X
Memory Bus
64bit
256bit
Bandwidth
48.00GB/s
559.6GB/s
Render Config
Compute Units
10
—
Shading Units
640
4096
TMUs
40
256
ROPs
16
128
L1 Cache
16 KB (per CU)
—
L2 Cache
256 KB
16 MB
Tensor Cores
—
512
RT Cores
—
32
Theoretical Performance
Pixel Rate
20.59 GPixel/s
281.6 GPixel/s
Texture Rate
51.48 GTexel/s
563.2 GTexel/s
FP16 (half)
1.647 TFLOPS
36.04 TFLOPS
FP32 (float)
1.647 TFLOPS
18.02 TFLOPS
FP64 (double)
103.0 GFLOPS
2.253 TFLOPS
Graphics Processor
GPU Name
Polaris 23
DG2-512
GPU Variant
Polaris 23 MXT
ACM-G10
Architecture
GCN 4.0
Generation 12.7
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
6 nm
Transistors
2.2 billion
21.7 billion
Die Size
103 mm²
406 mm²
Board Design
TDP
50W
200W
Outputs
No outputs
1x HDMI 2.13x DisplayPort 2.0
Power Connectors
None
2x 8-pin
Suggested PSU
—
550 W
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.2
1.3
Shader Model
6.4
6.6
▲ Specs Compare
Data sourced from official specifications and benchmark tests.