NVIDIA GeForce GTX 1650 Mobile vs NVIDIA GeForce GT 640M LE
We compared two Mobile platform GPUs: 4GB VRAM GeForce GTX 1650 Mobile and 2GB VRAM GeForce GT 640M LE to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 1650 Mobile 's Advantages
Released 7 years and 11 months late
Boost Clock1515MHz
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (192.0GB/s vs 50.24GB/s)
928 additional rendering cores
NVIDIA GeForce GT 640M LE 's Advantages
Lower TDP (32W vs 50W)
Score
Benchmark
FP32 (float)
GeForce GTX 1650 Mobile
+973%
3.103 TFLOPS
GeForce GT 640M LE
0.289 TFLOPS
3DMark Time Spy
GeForce GTX 1650 Mobile
+1134%
3443
GeForce GT 640M LE
279
3DMark Time Spy Extreme
GeForce GTX 1650 Mobile
+1108%
1559
GeForce GT 640M LE
129
Graphics Card
Apr 2020
Release Date
May 2012
GeForce 16 Mobile
Generation
GeForce 600M
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1380 MHz
Base Clock
-
1515 MHz
Boost Clock
-
1500 MHz
Memory Clock
785 MHz
Memory
4GB
Memory Size
2GB
GDDR6
Memory Type
GDDR5
128bit
Memory Bus
128bit
192.0GB/s
Bandwidth
50.24GB/s
Render Config
-
-
-
16
SM Count
2
1024
Shading Units
96
64
TMUs
16
32
ROPs
4
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
64 KB (per SM)
1024 KB
L2 Cache
256 KB
-
-
-
Theoretical Performance
48.48 GPixel/s
Pixel Rate
3.012 GPixel/s
96.96 GTexel/s
Texture Rate
12.05 GTexel/s
6.205 TFLOPS
FP16 (half)
-
3.103 TFLOPS
FP32 (float)
289.0 GFLOPS
96.96 GFLOPS
FP64 (double)
24.08 GFLOPS
Board Design
50W
TDP
32W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
TU117
GPU Name
GF108
N18P-G61-MP2
GPU Variant
-
Turing
Architecture
Fermi
TSMC
Foundry
TSMC
12 nm
Process Size
40 nm
4.7 billion
Transistors
0.585 billion
200 mm²
Die Size
116 mm²
Graphics Features
12 (12_1)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
1.1
1.3
Vulkan
N/A
7.5
CUDA
2.1
6.6
Shader Model
5.1
