NVIDIA GeForce GT 640M Mac Edition vs NVIDIA GeForce GTX 1660 Ti Mobile
We compared two Mobile platform GPUs: 512MB VRAM GeForce GT 640M Mac Edition and 6GB VRAM GeForce GTX 1660 Ti Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 1660 Ti Mobile 's Advantages
Released 6 years and 2 months late
Boost Clock1590MHz
More VRAM (6GB vs 512GB)
Larger VRAM bandwidth (288.0GB/s vs 40.00GB/s)
1152 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GT 640M Mac Edition
0.572 TFLOPS
GeForce GTX 1660 Ti Mobile
+753%
4.884 TFLOPS
Graphics Card
Feb 2013
Release Date
Apr 2019
GeForce 600M
Generation
GeForce 16 Mobile
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
1455 MHz
-
Boost Clock
1590 MHz
1250 MHz
Memory Clock
1500 MHz
Memory
512MB
Memory Size
6GB
GDDR5
Memory Type
GDDR6
64bit
Memory Bus
192bit
40.00GB/s
Bandwidth
288.0GB/s
Render Config
-
-
-
-
SM Count
24
384
Shading Units
1536
32
TMUs
96
8
ROPs
48
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
64 KB (per SM)
128 KB
L2 Cache
1536 KB
-
-
-
Theoretical Performance
5.960 GPixel/s
Pixel Rate
76.32 GPixel/s
23.84 GTexel/s
Texture Rate
152.6 GTexel/s
-
FP16 (half)
9.769 TFLOPS
572.2 GFLOPS
FP32 (float)
4.884 TFLOPS
23.84 GFLOPS
FP64 (double)
152.6 GFLOPS
Board Design
32W
TDP
Unknown
-
-
-
No outputs
Outputs
Portable Device Dependent
-
Power Connectors
None
Graphics Processor
GK107
GPU Name
TU116
N13P-GS
GPU Variant
-
Kepler
Architecture
Turing
TSMC
Foundry
TSMC
28 nm
Process Size
12 nm
1.27 billion
Transistors
6.6 billion
118 mm²
Die Size
284 mm²
Graphics Features
12 (11_0)
DirectX
12 (12_1)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.3
3.0
CUDA
7.5
5.1
Shader Model
6.7
