AMD Radeon R9 M390 Mac Edition vs NVIDIA GeForce RTX 2080 Max Q
We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M390 Mac Edition and 8GB VRAM GeForce RTX 2080 Max Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 2080 Max Q 's Advantages
Released 3 years and 8 months late
Boost Clock1095MHz
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (384.0GB/s vs 174.7GB/s)
1920 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon R9 M390 Mac Edition
1.962 TFLOPS
GeForce RTX 2080 Max Q
+228%
6.447 TFLOPS
Graphics Card
May 2015
Release Date
Jan 2019
Crystal System
Generation
GeForce 20 Mobile
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
735 MHz
-
Boost Clock
1095 MHz
1365 MHz
Memory Clock
1500 MHz
Memory
2GB
Memory Size
8GB
GDDR5
Memory Type
GDDR6
256bit
Memory Bus
256bit
174.7GB/s
Bandwidth
384.0GB/s
Render Config
16
Compute Units
-
-
SM Count
46
1024
Shading Units
2944
64
TMUs
184
32
ROPs
64
-
Tensor Cores
368
-
RT Cores
46
16 KB (per CU)
L1 Cache
64 KB (per SM)
512 KB
L2 Cache
4 MB
-
-
-
Theoretical Performance
30.66 GPixel/s
Pixel Rate
70.08 GPixel/s
61.31 GTexel/s
Texture Rate
201.5 GTexel/s
-
FP16 (half)
12.89 TFLOPS
1.962 TFLOPS
FP32 (float)
6.447 TFLOPS
122.6 GFLOPS
FP64 (double)
201.5 GFLOPS
Board Design
80W
TDP
80W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
None
Graphics Processor
Pitcairn
GPU Name
TU104
Pitcairn PRO
(215-0828062)
GPU Variant
N18E-G3-A1
GCN 1.0
Architecture
Turing
TSMC
Foundry
TSMC
28 nm
Process Size
12 nm
2.8 billion
Transistors
13.6 billion
212 mm²
Die Size
545 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
-
CUDA
7.5
5.1
Shader Model
6.6
