AMD Radeon R9 M390X vs Intel Xe DG1
GPU Specs Compare
Graphics Card
Release Date
May 2015
Unknown
Generation
Crystal System
Xe Graphics
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Clock Speeds
Memory Clock
1250 MHz
2133 MHz
Base Clock
-
900 MHz
Boost Clock
-
1550 MHz
Memory
Memory Size
4GB
4GB
Memory Type
GDDR5
LPDDR4X
Memory Bus
256bit
128bit
Bandwidth
160.0GB/s
68.26GB/s
Render Config
Compute Units
32
-
Shading Units
2048
640
TMUs
128
40
ROPs
32
20
L1 Cache
16 KB (per CU)
-
L2 Cache
512 KB
1024 KB
L3 Cache
-
16 MB
Theoretical Performance
Pixel Rate
23.14 GPixel/s
31.00 GPixel/s
Texture Rate
92.54 GTexel/s
62.00 GTexel/s
FP16 (half)
2.961 TFLOPS
3.968 TFLOPS
FP32 (float)
2.961 TFLOPS
1.984 TFLOPS
FP64 (double)
185.1 GFLOPS
496.0 GFLOPS
Graphics Processor
GPU Name
Amethyst
DG1
GPU Variant
Amethyst XT
-
Architecture
GCN 3.0
Generation 12.1
Foundry
TSMC
Intel
Process Size
28 nm
10 nm
Transistors
5 billion
Unknown
Die Size
366 mm²
95 mm²
Board Design
TDP
75W
30W
Outputs
No outputs
1x HDMI3x DisplayPort
Power Connectors
None
None
Suggested PSU
-
200 W
Graphics Features
DirectX
12 (12_0)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
2.0
3.0
Vulkan
1.2
1.3
Shader Model
6.3
6.4