Intel Iris Xe MAX Graphics vs AMD Radeon Pro 555X
We compared two Mobile platform GPUs: 4GB VRAM Iris Xe MAX Graphics and 4GB VRAM Radeon Pro 555X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Intel Iris Xe MAX Graphics 's Advantages
Released 2 years and 3 months late
Boost Clock1650MHz
Lower TDP (25W vs 75W)
AMD Radeon Pro 555X 's Advantages
Larger VRAM bandwidth (94.08GB/s vs 68.26GB/s)
Score
Benchmark
FP32 (float)
Iris Xe MAX Graphics
+81%
2.534 TFLOPS
Radeon Pro 555X
1.393 TFLOPS
Graphics Card
Oct 2020
Release Date
Jul 2018
HD Graphics-M
Generation
Radeon Pro Mac
Mobile
Type
Mobile
PCIe 4.0 x8
Bus Interface
PCIe 3.0 x8
Clock Speeds
300 MHz
Base Clock
-
1650 MHz
Boost Clock
-
2133 MHz
Memory Clock
1470 MHz
Memory
4GB
Memory Size
4GB
LPDDR4X
Memory Type
GDDR5
128bit
Memory Bus
128bit
68.26GB/s
Bandwidth
94.08GB/s
Render Config
-
Compute Units
12
-
-
-
768
Shading Units
768
48
TMUs
48
24
ROPs
16
-
-
-
-
-
-
-
L1 Cache
16 KB (per CU)
1024 KB
L2 Cache
1024 KB
16 MB
L3 Cache
-
Theoretical Performance
39.60 GPixel/s
Pixel Rate
14.51 GPixel/s
79.20 GTexel/s
Texture Rate
43.54 GTexel/s
5.069 TFLOPS
FP16 (half)
1393 GFLOPS
2.534 TFLOPS
FP32 (float)
1393 GFLOPS
633.6 GFLOPS
FP64 (double)
87.07 GFLOPS
Board Design
25W
TDP
75W
-
-
-
No outputs
Outputs
No outputs
-
Power Connectors
None
Graphics Processor
DG1
GPU Name
Polaris 21
-
GPU Variant
Polaris 21 PRO
Generation 12.1
Architecture
GCN 4.0
Intel
Foundry
GlobalFoundries
10 nm
Process Size
14 nm
Unknown
Transistors
3 billion
95 mm²
Die Size
123 mm²
Graphics Features
12 (12_1)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.3
Vulkan
1.2
-
-
-
6.4
Shader Model
6.4
