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GPU Comparison
AMD Radeon R9 M390X vs NVIDIA GeForce GTX 780M Mac Edition
AMD Radeon R9 M390X vs NVIDIA GeForce GTX 780M Mac Edition
VS
AMD Radeon R9 M390X
NVIDIA GeForce GTX 780M Mac Edition
We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M390X and 4GB VRAM GeForce GTX 780M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon R9 M390X 's Advantages
Released 1 years and 6 months late
512 additional rendering cores
Lower TDP (75W vs 122W)
NVIDIA GeForce GTX 780M Mac Edition 's Advantages
Boost Clock797MHz
Score
Benchmark
FP32 (float)
Radeon R9 M390X
+20%
2.961 TFLOPS
GeForce GTX 780M Mac Edition
2.448 TFLOPS
Radeon R9 M390X
VS
GeForce GTX 780M Mac Edition
Graphics Card
May 2015
Release Date
Nov 2013
Crystal System
Generation
GeForce 700M
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
MXM-B (3.0)
Clock Speeds
-
Base Clock
771 MHz
-
Boost Clock
797 MHz
1250 MHz
Memory Clock
1250 MHz
Memory
4GB
Memory Size
4GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
256bit
160.0GB/s
Bandwidth
160.0GB/s
Render Config
-
SM Count
-
32
Compute Units
-
2048
Shading Units
1536
128
TMUs
128
32
ROPs
32
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per SMX)
512 KB
L2 Cache
512 KB
Theoretical Performance
23.14 GPixel/s
Pixel Rate
25.50 GPixel/s
92.54 GTexel/s
Texture Rate
102.0 GTexel/s
2.961 TFLOPS
FP16 (half)
-
2.961 TFLOPS
FP32 (float)
2.448 TFLOPS
185.1 GFLOPS
FP64 (double)
102.0 GFLOPS
Graphics Processor
Amethyst
GPU Name
GK104
Amethyst XT
GPU Variant
N14E-GTX-A2
GCN 3.0
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
5 billion
Transistors
3.54 billion
366 mm²
Die Size
294 mm²
Board Design
75W
TDP
122W
-
Suggested PSU
-
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Features
12 (12_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
2.0
OpenCL
3.0
1.2
Vulkan
1.1
-
CUDA
3.0
6.3
Shader Model
5.1
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