NVIDIA RTX A2000 Max-Q vs AMD Radeon R9 M390 Mac Edition
We compared two Mobile platform GPUs: 4GB VRAM RTX A2000 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
NVIDIA RTX A2000 Max-Q 's Advantages
Released 5 years and 11 months late
Boost Clock1207MHz
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (176.0GB/s vs 174.7GB/s)
1536 additional rendering cores
AMD Radeon R9 M390 Mac Edition 's Advantages
Lower TDP (80W vs 95W)
Score
Benchmark
FP32 (float)
RTX A2000 Max Q
+214%
6.18 TFLOPS
Radeon R9 M390 Mac Edition
1.962 TFLOPS
Graphics Card
Apr 2021
Release Date
May 2015
Ampere-MW
Generation
Crystal System
Mobile
Type
Mobile
PCIe 4.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
682 MHz
Base Clock
-
1207 MHz
Boost Clock
-
1375 MHz
Memory Clock
1365 MHz
Memory
4GB
Memory Size
2GB
GDDR6
Memory Type
GDDR5
128bit
Memory Bus
256bit
176.0GB/s
Bandwidth
174.7GB/s
Render Config
-
Compute Units
16
20
SM Count
-
2560
Shading Units
1024
80
TMUs
64
48
ROPs
32
80
Tensor Cores
-
20
RT Cores
-
128 KB (per SM)
L1 Cache
16 KB (per CU)
2 MB
L2 Cache
512 KB
-
-
-
Theoretical Performance
57.94 GPixel/s
Pixel Rate
30.66 GPixel/s
96.56 GTexel/s
Texture Rate
61.31 GTexel/s
6.180 TFLOPS
FP16 (half)
-
6.180 TFLOPS
FP32 (float)
1.962 TFLOPS
96.56 GFLOPS
FP64 (double)
122.6 GFLOPS
Board Design
95W
TDP
80W
-
-
-
Portable Device Dependent
Outputs
No outputs
None
Power Connectors
None
Graphics Processor
GA107
GPU Name
Pitcairn
-
GPU Variant
Pitcairn PRO
(215-0828062)
Ampere
Architecture
GCN 1.0
Samsung
Foundry
TSMC
8 nm
Process Size
28 nm
8.7 billion
Transistors
2.8 billion
200 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
8.6
CUDA
-
6.8
Shader Model
5.1
