Intel Iris Xe MAX Graphics vs AMD Radeon RX 580
GPU · Specs Compare
Graphics Card
Release Date
Oct 2020
Apr 2017
Generation
HD Graphics-M
Polaris
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 3.0 x16
Clock Speeds
Base Clock
300 MHz
1257 MHz
Boost Clock
1650 MHz
1340 MHz
Memory Clock
2133 MHz
2000 MHz
Memory
Memory Size
4GB
8GB
Memory Type
LPDDR4X
GDDR5
Memory Bus
128bit
256bit
Bandwidth
68.26GB/s
256.0GB/s
Render Config
Shading Units
768
2304
TMUs
48
144
ROPs
24
32
L2 Cache
1024 KB
2 MB
L3 Cache
16 MB
—
Compute Units
—
36
L1 Cache
—
16 KB (per CU)
Theoretical Performance
Pixel Rate
39.60 GPixel/s
42.88 GPixel/s
Texture Rate
79.20 GTexel/s
193.0 GTexel/s
FP16 (half)
5.069 TFLOPS
6.175 TFLOPS
FP32 (float)
2.534 TFLOPS
6.175 TFLOPS
FP64 (double)
633.6 GFLOPS
385.9 GFLOPS
Graphics Processor
GPU Name
DG1
Polaris 20
Architecture
Generation 12.1
GCN 4.0
Foundry
Intel
GlobalFoundries
Process Size
10 nm
14 nm
Transistors
Unknown
5.7 billion
Die Size
95 mm²
232 mm²
GPU Variant
—
Polaris 20 XTX(215-0910038)
Board Design
TDP
25W
185W
Outputs
No outputs
1x HDMI 2.0b3x DisplayPort 1.4a
Suggested PSU
—
450 W
Power Connectors
—
1x 8-pin
Graphics Features
DirectX
12 (12_1)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.3
1.3
Shader Model
6.4
6.7
▲ Specs Compare
Data sourced from official specifications and benchmark tests.