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GPU Comparison
AMD Radeon R7 A265 vs AMD Radeon R9 M390 Mac Edition
AMD Radeon R7 A265 vs AMD Radeon R9 M390 Mac Edition
VS
AMD Radeon R7 A265
AMD Radeon R9 M390 Mac Edition
We compared two Mobile platform GPUs: 2GB VRAM Radeon R7 A265 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
AMD Radeon R7 A265 's Advantages
Boost Clock825MHz
AMD Radeon R9 M390 Mac Edition 's Advantages
Released 1 years and 4 months late
Larger VRAM bandwidth (174.7GB/s vs 28.80GB/s)
640 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon R7 A265
0.633 TFLOPS
Radeon R9 M390 Mac Edition
+209%
1.962 TFLOPS
Radeon R7 A265
VS
Radeon R9 M390 Mac Edition
Graphics Card
Jan 2014
Release Date
May 2015
All-In-One
Generation
Crystal System
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 3.0 x16
Clock Speeds
725 MHz
Base Clock
-
825 MHz
Boost Clock
-
900 MHz
Memory Clock
1365 MHz
Memory
2GB
Memory Size
2GB
DDR3
Memory Type
GDDR5
128bit
Memory Bus
256bit
28.80GB/s
Bandwidth
174.7GB/s
Render Config
-
SM Count
-
6
Compute Units
16
384
Shading Units
1024
24
TMUs
64
8
ROPs
32
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
512 KB
Theoretical Performance
6.600 GPixel/s
Pixel Rate
30.66 GPixel/s
19.80 GTexel/s
Texture Rate
61.31 GTexel/s
-
FP16 (half)
-
633.6 GFLOPS
FP32 (float)
1.962 TFLOPS
39.60 GFLOPS
FP64 (double)
122.6 GFLOPS
Graphics Processor
Opal
GPU Name
Pitcairn
Opal XT
GPU Variant
Pitcairn PRO (215-0828062)
GCN 1.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
0.95 billion
Transistors
2.8 billion
77 mm²
Die Size
212 mm²
Board Design
Unknown
TDP
80W
-
Suggested PSU
-
Portable Device Dependent
Outputs
No outputs
-
Power Connectors
None
Graphics Features
12 (11_1)
DirectX
12 (11_1)
4.6
OpenGL
4.6
2.1 (1.2)
OpenCL
1.2
1.2.170
Vulkan
1.2
-
CUDA
-
6.5 (5.1)
Shader Model
5.1
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