Intel Iris Xe MAX Graphics vs AMD Radeon Pro Vega 20
We compared two Mobile platform GPUs: 4GB VRAM Iris Xe MAX Graphics and 4GB VRAM Radeon Pro Vega 20 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 1 years and 11 months late
Boost Clock has increased by 29% (1650MHz vs 1283MHz)
Lower TDP (25W vs 100W)
AMD Radeon Pro Vega 20 's Advantages
Larger VRAM bandwidth (189.4GB/s vs 68.26GB/s)
512 additional rendering cores
Score
Benchmark
FP32 (float)
Iris Xe MAX Graphics
2.534 TFLOPS
Radeon Pro Vega 20
+29%
3.284 TFLOPS
Graphics Card
Oct 2020
Release Date
Nov 2018
HD Graphics-M
Generation
Radeon Pro Mac
Mobile
Type
Mobile
PCIe 4.0 x8
Bus Interface
PCIe 3.0 x16
Clock Speeds
300 MHz
Base Clock
815 MHz
1650 MHz
Boost Clock
1283 MHz
2133 MHz
Memory Clock
740 MHz
Memory
4GB
Memory Size
4GB
LPDDR4X
Memory Type
HBM2
128bit
Memory Bus
1024bit
68.26GB/s
Bandwidth
189.4GB/s
Render Config
-
Compute Units
20
-
-
-
768
Shading Units
1280
48
TMUs
80
24
ROPs
32
-
-
-
-
-
-
-
L1 Cache
16 KB (per CU)
1024 KB
L2 Cache
1024 KB
16 MB
L3 Cache
-
Theoretical Performance
39.60 GPixel/s
Pixel Rate
41.06 GPixel/s
79.20 GTexel/s
Texture Rate
102.6 GTexel/s
5.069 TFLOPS
FP16 (half)
6.569 TFLOPS
2.534 TFLOPS
FP32 (float)
3.284 TFLOPS
633.6 GFLOPS
FP64 (double)
205.3 GFLOPS
Board Design
25W
TDP
100W
-
-
-
No outputs
Outputs
No outputs
-
-
-
Graphics Processor
DG1
GPU Name
Vega 12
-
GPU Variant
Vega 12 XTA
Generation 12.1
Architecture
GCN 5.0
Intel
Foundry
GlobalFoundries
10 nm
Process Size
14 nm
Unknown
Transistors
Unknown
95 mm²
Die Size
Unknown
Graphics Features
12 (12_1)
DirectX
12 (12_1)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.3
Vulkan
1.2
-
-
-
6.4
Shader Model
6.3
