GeForce GTX 670M vs GeForce GT 650M Mac Edition
We compared two Mobile platform GPUs: 1536MB VRAM GeForce GTX 670M and 512MB VRAM GeForce GT 650M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce GTX 670M 's Advantages
More VRAM (1536GB vs 512GB)
GeForce GT 650M Mac Edition 's Advantages
Larger VRAM bandwidth (80.26GB/s vs 72.00GB/s)
48 additional rendering cores
Lower TDP (45W vs 75W)
Score
Benchmark
FP32 (float)
GeForce GTX 670M
+16%
804
GeForce GT 650M Mac Edition
691
Graphics Card
Mar 2012
Release Date
Jul 2012
GeForce 600M
Generation
GeForce 600M
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 3.0 x16
Clock Speeds
750 MHz
Memory Clock
1254 MHz
Memory
1536MB
Memory Size
512MB
GDDR5
Memory Type
GDDR5
192bit
Memory Bus
128bit
72.00GB/s
Bandwidth
80.26GB/s
Render Config
7
SM Count
-
336
Shading Units
384
56
TMUs
32
24
ROPs
16
64 KB (per SM)
L1 Cache
16 KB (per SMX)
384 KB
L2 Cache
256 KB
Theoretical Performance
8.372 GPixel/s
Pixel Rate
7.200 GPixel/s
33.49 GTexel/s
Texture Rate
28.80 GTexel/s
803.7 GFLOPS
FP32 (float)
691.2 GFLOPS
66.98 GFLOPS
FP64 (double)
28.80 GFLOPS
Board Design
75W
TDP
45W
No outputs
Outputs
No outputs
Graphics Processor
GF114
GPU Name
GK107
N13E-GS1-LP-A1
GPU Variant
N13P-GT-W-A2
Fermi 2.0
Architecture
Kepler
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
1.95 billion
Transistors
1.27 billion
332 mm²
Die Size
118 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.1
2.1
CUDA
3.0
5.1
Shader Model
5.1
