NVIDIA GeForce GTX 660M Mac Edition vs AMD Radeon E9172 MXM
We compared two Mobile platform GPUs: 512MB VRAM GeForce GTX 660M Mac Edition and 2GB VRAM Radeon E9172 MXM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 660M Mac Edition 's Advantages
Larger VRAM bandwidth (80.00GB/s vs 48.00GB/s)
AMD Radeon E9172 MXM 's Advantages
Released 4 years and 6 months late
Boost Clock1219MHz
More VRAM (2GB vs 512GB)
128 additional rendering cores
Lower TDP (35W vs 50W)
Score
Benchmark
FP32 (float)
GeForce GTX 660M Mac Edition
0.73 TFLOPS
Radeon E9172 MXM
+70%
1.248 TFLOPS
Graphics Card
Apr 2013
Release Date
Oct 2017
GeForce 600M
Generation
Embedded
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
MXM-A (3.0)
Clock Speeds
-
Base Clock
1124 MHz
-
Boost Clock
1219 MHz
1250 MHz
Memory Clock
1500 MHz
Memory
512MB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
64bit
80.00GB/s
Bandwidth
48.00GB/s
Render Config
-
Compute Units
8
-
-
-
384
Shading Units
512
32
TMUs
32
16
ROPs
16
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
256 KB
-
-
-
Theoretical Performance
7.600 GPixel/s
Pixel Rate
19.50 GPixel/s
30.40 GTexel/s
Texture Rate
39.01 GTexel/s
-
FP16 (half)
1248 GFLOPS
729.6 GFLOPS
FP32 (float)
1248 GFLOPS
30.40 GFLOPS
FP64 (double)
78.02 GFLOPS
Board Design
50W
TDP
35W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
None
Graphics Processor
GK107
GPU Name
Lexa
-
GPU Variant
E9170
Kepler
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
28 nm
Process Size
14 nm
1.27 billion
Transistors
2.2 billion
118 mm²
Die Size
103 mm²
Graphics Features
12 (11_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.1
Vulkan
1.2
3.0
CUDA
-
5.1
Shader Model
6.4
