AMD Radeon R9 M295X Mac Edition vs NVIDIA GeForce GTX 780M Mac Edition
We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M295X Mac Edition 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 M295X Mac Edition 's Advantages
Released 1 years late
Larger VRAM bandwidth (174.3GB/s vs 160.0GB/s)
512 additional rendering cores
NVIDIA GeForce GTX 780M Mac Edition 's Advantages
Boost Clock797MHz
Lower TDP (122W vs 250W)
Score
Benchmark
FP32 (float)
Radeon R9 M295X Mac Edition
+42%
3.482 TFLOPS
GeForce GTX 780M Mac Edition
2.448 TFLOPS
Graphics Card
Nov 2014
Release Date
Nov 2013
Crystal System
Generation
GeForce 700M
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
MXM-B (3.0)
Clock Speeds
-
Base Clock
771 MHz
-
Boost Clock
797 MHz
1362 MHz
Memory Clock
1250 MHz
Memory
4GB
Memory Size
4GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
256bit
174.3GB/s
Bandwidth
160.0GB/s
Render Config
32
Compute Units
-
-
-
-
2048
Shading Units
1536
128
TMUs
128
32
ROPs
32
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per SMX)
512 KB
L2 Cache
512 KB
-
-
-
Theoretical Performance
27.20 GPixel/s
Pixel Rate
25.50 GPixel/s
108.8 GTexel/s
Texture Rate
102.0 GTexel/s
3.482 TFLOPS
FP16 (half)
-
3.482 TFLOPS
FP32 (float)
2.448 TFLOPS
217.6 GFLOPS
FP64 (double)
102.0 GFLOPS
Board Design
250W
TDP
122W
-
-
-
No outputs
Outputs
No outputs
-
-
-
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
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
