NVIDIA GeForce RTX 2060 Max Q vs NVIDIA GeForce GT 640M LE
We compared two Mobile platform GPUs: 6GB VRAM GeForce RTX 2060 Max Q 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 RTX 2060 Max Q 's Advantages
Released 7 years and 8 months late
Boost Clock1185MHz
More VRAM (6GB vs 2GB)
Larger VRAM bandwidth (264.0GB/s vs 50.24GB/s)
1824 additional rendering cores
NVIDIA GeForce GT 640M LE 's Advantages
Lower TDP (32W vs 65W)
Score
Benchmark
FP32 (float)
GeForce RTX 2060 Max Q
+1474%
4.55 TFLOPS
GeForce GT 640M LE
0.289 TFLOPS
3DMark Time Spy
GeForce RTX 2060 Max Q
+2755%
7968
GeForce GT 640M LE
279
3DMark Time Spy Extreme
GeForce RTX 2060 Max Q
+2749%
3676
GeForce GT 640M LE
129
Graphics Card
Jan 2020
Release Date
May 2012
GeForce 20 Mobile
Generation
GeForce 600M
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
975 MHz
Base Clock
-
1185 MHz
Boost Clock
-
1375 MHz
Memory Clock
785 MHz
Memory
6GB
Memory Size
2GB
GDDR6
Memory Type
GDDR5
192bit
Memory Bus
128bit
264.0GB/s
Bandwidth
50.24GB/s
Render Config
-
-
-
30
SM Count
2
1920
Shading Units
96
120
TMUs
16
48
ROPs
4
240
Tensor Cores
-
30
RT Cores
-
64 KB (per SM)
L1 Cache
64 KB (per SM)
3 MB
L2 Cache
256 KB
-
-
-
Theoretical Performance
56.88 GPixel/s
Pixel Rate
3.012 GPixel/s
142.2 GTexel/s
Texture Rate
12.05 GTexel/s
9.101 TFLOPS
FP16 (half)
-
4.550 TFLOPS
FP32 (float)
289.0 GFLOPS
142.2 GFLOPS
FP64 (double)
24.08 GFLOPS
Board Design
65W
TDP
32W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
TU106
GPU Name
GF108
N18E-G1
GPU Variant
-
Turing
Architecture
Fermi
TSMC
Foundry
TSMC
12 nm
Process Size
40 nm
10.8 billion
Transistors
0.585 billion
445 mm²
Die Size
116 mm²
Graphics Features
12 Ultimate (12_2)
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
