GeForce GT 640M Mac Edition vs GeForce 9700M GTS
We compared two Mobile platform GPUs: 512MB VRAM GeForce GT 640M Mac Edition and 512MB VRAM GeForce 9700M GTS to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce GT 640M Mac Edition 's Advantages
Released 4 years and 7 months late
336 additional rendering cores
Lower TDP (32W vs 60W)
GeForce 9700M GTS 's Advantages
Larger VRAM bandwidth (51.20GB/s vs 40.00GB/s)
Score
Benchmark
FP32 (float)
GeForce GT 640M Mac Edition
+350%
572
GeForce 9700M GTS
127
Graphics Card
Feb 2013
Release Date
Jul 2008
GeForce 600M
Generation
GeForce 9M
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1250 MHz
Memory Clock
800 MHz
Memory
512MB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
64bit
Memory Bus
256bit
40.00GB/s
Bandwidth
51.20GB/s
Render Config
-
SM Count
6
384
Shading Units
48
32
TMUs
24
8
ROPs
16
16 KB (per SMX)
L1 Cache
-
128 KB
L2 Cache
64 KB
Theoretical Performance
5.960 GPixel/s
Pixel Rate
8.480 GPixel/s
23.84 GTexel/s
Texture Rate
12.72 GTexel/s
572.2 GFLOPS
FP32 (float)
127.2 GFLOPS
23.84 GFLOPS
FP64 (double)
-
Board Design
32W
TDP
60W
No outputs
Outputs
No outputs
Graphics Processor
GK107
GPU Name
G94
N13P-GS
GPU Variant
NB9E-GS
Kepler
Architecture
Tesla
TSMC
Foundry
TSMC
28 nm
Process Size
65 nm
1.27 billion
Transistors
0.505 billion
118 mm²
Die Size
240 mm²
Graphics Features
12 (11_0)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
3.0
OpenCL
1.1
1.1
Vulkan
N/A
3.0
CUDA
1.1
5.1
Shader Model
4.0
