NVIDIA GeForce GTX 675MX Mac Edition vs AMD Radeon R7 A265
We compared two Mobile platform GPUs: 1024MB VRAM GeForce GTX 675MX Mac Edition and 2GB VRAM Radeon R7 A265 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 675MX Mac Edition 's Advantages
Larger VRAM bandwidth (160.0GB/s vs 28.80GB/s)
960 additional rendering cores
AMD Radeon R7 A265 's Advantages
Released 9 months late
Boost Clock825MHz
More VRAM (2GB vs 1024GB)
Score
Benchmark
FP32 (float)
GeForce GTX 675MX Mac Edition
+205%
1.933 TFLOPS
Radeon R7 A265
0.633 TFLOPS
Graphics Card
Apr 2013
Release Date
Jan 2014
GeForce 600M
Generation
All-In-One
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x8
Clock Speeds
-
Base Clock
725 MHz
-
Boost Clock
825 MHz
1250 MHz
Memory Clock
900 MHz
Memory
1024MB
Memory Size
2GB
GDDR5
Memory Type
DDR3
256bit
Memory Bus
128bit
160.0GB/s
Bandwidth
28.80GB/s
Render Config
-
Compute Units
6
-
-
-
1344
Shading Units
384
112
TMUs
24
32
ROPs
8
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
256 KB
-
-
-
Theoretical Performance
20.13 GPixel/s
Pixel Rate
6.600 GPixel/s
80.53 GTexel/s
Texture Rate
19.80 GTexel/s
-
-
-
1.933 TFLOPS
FP32 (float)
633.6 GFLOPS
80.53 GFLOPS
FP64 (double)
39.60 GFLOPS
Board Design
100W
TDP
Unknown
-
-
-
No outputs
Outputs
Portable Device Dependent
-
-
-
Graphics Processor
GK104
GPU Name
Opal
N13E-GSR-A2
GPU Variant
Opal XT
Kepler
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
3.54 billion
Transistors
0.95 billion
294 mm²
Die Size
77 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_1)
4.6
OpenGL
4.6
3.0
OpenCL
2.1 (1.2)
1.1
Vulkan
1.2.170
3.0
CUDA
-
5.1
Shader Model
6.5 (5.1)
