Intel Iris Xe MAX Graphics vs AMD Radeon R9 280X
GPU · Specs Compare
Graphics Card
Release Date
Oct 2020
Oct 2013
Generation
HD Graphics-M
Volcanic Islands
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 3.0 x16
Clock Speeds
Base Clock
300 MHz
850 MHz
Boost Clock
1650 MHz
1000 MHz
Memory Clock
2133 MHz
1500 MHz
Memory
Memory Size
4GB
3GB
Memory Type
LPDDR4X
GDDR5
Memory Bus
128bit
384bit
Bandwidth
68.26GB/s
288.0GB/s
Render Config
Shading Units
768
2048
TMUs
48
128
ROPs
24
32
L2 Cache
1024 KB
768 KB
L3 Cache
16 MB
—
Compute Units
—
32
L1 Cache
—
16 KB (per CU)
Theoretical Performance
Pixel Rate
39.60 GPixel/s
32.00 GPixel/s
Texture Rate
79.20 GTexel/s
128.0 GTexel/s
FP16 (half)
5.069 TFLOPS
—
FP32 (float)
2.534 TFLOPS
4.096 TFLOPS
FP64 (double)
633.6 GFLOPS
1024 GFLOPS
Graphics Processor
GPU Name
DG1
Tahiti
Architecture
Generation 12.1
GCN 1.0
Foundry
Intel
TSMC
Process Size
10 nm
28 nm
Transistors
Unknown
4.313 billion
Die Size
95 mm²
352 mm²
GPU Variant
—
Tahiti XTL(215-0821065)
Board Design
TDP
25W
250W
Outputs
No outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Suggested PSU
—
600 W
Power Connectors
—
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 (12_1)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
3.0
1.2
Vulkan
1.3
1.2
Shader Model
6.4
5.1
▲ Specs Compare
Data sourced from official specifications and benchmark tests.