AMD Radeon R9 M390 Mac Edition vs Intel Arc A380M
We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M390 Mac Edition and 6GB VRAM Arc A380M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Intel Arc A380M 's Advantages
Released 7 years and 8 months late
Boost Clock2000MHz
More VRAM (6GB vs 2GB)
Larger VRAM bandwidth (186.0GB/s vs 174.7GB/s)
Lower TDP (35W vs 80W)
Score
Benchmark
FP32 (float)
Radeon R9 M390 Mac Edition
1.962 TFLOPS
Arc A380M
+108%
4.096 TFLOPS
Graphics Card
May 2015
Release Date
Jan 2023
Crystal System
Generation
Alchemist
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
MXM-A (3.1)
Clock Speeds
-
Base Clock
1550 MHz
-
Boost Clock
2000 MHz
1365 MHz
Memory Clock
1937 MHz
Memory
2GB
Memory Size
6GB
GDDR5
Memory Type
GDDR6
256bit
Memory Bus
96bit
174.7GB/s
Bandwidth
186.0GB/s
Render Config
16
Compute Units
-
-
-
-
1024
Shading Units
1024
64
TMUs
64
32
ROPs
32
-
Tensor Cores
128
-
RT Cores
8
16 KB (per CU)
L1 Cache
-
512 KB
L2 Cache
4 MB
-
-
-
Theoretical Performance
30.66 GPixel/s
Pixel Rate
64.00 GPixel/s
61.31 GTexel/s
Texture Rate
128.0 GTexel/s
-
FP16 (half)
8.192 TFLOPS
1.962 TFLOPS
FP32 (float)
4.096 TFLOPS
122.6 GFLOPS
FP64 (double)
1024 GFLOPS
Board Design
80W
TDP
35W
-
-
-
No outputs
Outputs
Portable Device Dependent
None
Power Connectors
-
Graphics Processor
Pitcairn
GPU Name
DG2-128
Pitcairn PRO
(215-0828062)
GPU Variant
ACM-G11
GCN 1.0
Architecture
Generation 12.7
TSMC
Foundry
TSMC
28 nm
Process Size
6 nm
2.8 billion
Transistors
7.2 billion
212 mm²
Die Size
157 mm²
Graphics Features
12 (11_1)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
1.2
OpenCL
3.0
1.2
Vulkan
1.3
-
-
-
5.1
Shader Model
6.6
