GeForce RTX 2080 Max Q vs Radeon R9 M390 Mac Edition
We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 2080 Max Q and 2GB VRAM Radeon R9 M390 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
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)
GeForce RTX 2080 Max Q
+228%
6447
Radeon R9 M390 Mac Edition
1962
Graphics Card
Jan 2019
Release Date
May 2015
GeForce 20 Mobile
Generation
Crystal System
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
735 MHz
Base Clock
-
1095 MHz
Boost Clock
-
1500 MHz
Memory Clock
1365 MHz
Memory
8GB
Memory Size
2GB
GDDR6
Memory Type
GDDR5
256bit
Memory Bus
256bit
384.0GB/s
Bandwidth
174.7GB/s
Render Config
-
Compute Units
16
46
SM Count
-
2944
Shading Units
1024
184
TMUs
64
64
ROPs
32
368
Tensor Cores
-
46
RT Cores
-
64 KB (per SM)
L1 Cache
16 KB (per CU)
4 MB
L2 Cache
512 KB
Theoretical Performance
70.08 GPixel/s
Pixel Rate
30.66 GPixel/s
201.5 GTexel/s
Texture Rate
61.31 GTexel/s
12.89 TFLOPS
FP16 (half)
-
6.447 TFLOPS
FP32 (float)
1.962 TFLOPS
201.5 GFLOPS
FP64 (double)
122.6 GFLOPS
Board Design
80W
TDP
80W
No outputs
Outputs
No outputs
None
Power Connectors
None
Graphics Processor
TU104
GPU Name
Pitcairn
N18E-G3-A1
GPU Variant
Pitcairn PRO
(215-0828062)
Turing
Architecture
GCN 1.0
TSMC
Foundry
TSMC
12 nm
Process Size
28 nm
13.6 billion
Transistors
2.8 billion
545 mm²
Die Size
212 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (11_1)
4.6
OpenGL
4.6
3.0
OpenCL
1.2
1.3
Vulkan
1.2
7.5
CUDA
-
6.6
Shader Model
5.1
