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GPU Comparison
AMD Radeon R9 M390 Mac Edition vs NVIDIA GeForce RTX 4070 Max-Q
AMD Radeon R9 M390 Mac Edition vs NVIDIA GeForce RTX 4070 Max-Q
VS
AMD Radeon R9 M390 Mac Edition
NVIDIA GeForce RTX 4070 Max-Q
We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M390 Mac Edition and 8GB VRAM GeForce RTX 4070 Max Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 4070 Max-Q 's Advantages
Released 7 years and 8 months late
Boost Clock1230MHz
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (224.0GB/s vs 174.7GB/s)
3584 additional rendering cores
Lower TDP (35W vs 80W)
Score
Benchmark
FP32 (float)
Radeon R9 M390 Mac Edition
1.962 TFLOPS
GeForce RTX 4070 Max Q
+477%
11.34 TFLOPS
Radeon R9 M390 Mac Edition
VS
GeForce RTX 4070 Max Q
Graphics Card
May 2015
Release Date
Jan 2023
Crystal System
Generation
GeForce 40 Mobile
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
-
Base Clock
735 MHz
-
Boost Clock
1230 MHz
1365 MHz
Memory Clock
1750 MHz
Memory
2GB
Memory Size
8GB
GDDR5
Memory Type
GDDR6
256bit
Memory Bus
128bit
174.7GB/s
Bandwidth
224.0GB/s
Render Config
-
SM Count
36
16
Compute Units
-
1024
Shading Units
4608
64
TMUs
144
32
ROPs
48
-
Tensor Cores
144
-
RT Cores
36
16 KB (per CU)
L1 Cache
128 KB (per SM)
512 KB
L2 Cache
32 MB
Theoretical Performance
30.66 GPixel/s
Pixel Rate
59.04 GPixel/s
61.31 GTexel/s
Texture Rate
177.1 GTexel/s
-
FP16 (half)
11.34 TFLOPS
1.962 TFLOPS
FP32 (float)
11.34 TFLOPS
122.6 GFLOPS
FP64 (double)
177.1 GFLOPS
Graphics Processor
Pitcairn
GPU Name
AD106
Pitcairn PRO (215-0828062)
GPU Variant
GN21-X6
GCN 1.0
Architecture
Ada Lovelace
TSMC
Foundry
TSMC
28 nm
Process Size
4 nm
2.8 billion
Transistors
Unknown
212 mm²
Die Size
190 mm²
Board Design
80W
TDP
35W
-
Suggested PSU
-
No outputs
Outputs
Portable Device Dependent
None
Power Connectors
None
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
8.9
5.1
Shader Model
6.7
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