NVIDIA GeForce GT 640M LE vs NVIDIA GeForce RTX 5070 Ti Mobile
We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 640M LE and 12GB VRAM GeForce RTX 5070 Ti Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GT 640M LE 's Advantages
Lower TDP (32W vs 60W)
NVIDIA GeForce RTX 5070 Ti Mobile 's Advantages
Released 12 years and 10 months late
Boost Clock1447MHz
More VRAM (12GB vs 2GB)
Larger VRAM bandwidth (672.0GB/s vs 50.24GB/s)
5792 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GT 640M LE
0.289 TFLOPS
GeForce RTX 5070 Ti Mobile
+5796%
17.04 TFLOPS
Graphics Card
May 2012
Release Date
Mar 2025
GeForce 600M
Generation
GeForce 50 Mobile
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 5.0 x16
Clock Speeds
-
Base Clock
847 MHz
-
Boost Clock
1447 MHz
785 MHz
Memory Clock
1750 MHz
Memory
2GB
Memory Size
12GB
GDDR5
Memory Type
GDDR7
128bit
Memory Bus
192bit
50.24GB/s
Bandwidth
672.0GB/s
Render Config
-
-
-
2
SM Count
46
96
Shading Units
5888
16
TMUs
184
4
ROPs
80
-
Tensor Cores
184
-
RT Cores
46
64 KB (per SM)
L1 Cache
128 KB (per SM)
256 KB
L2 Cache
48 MB
-
-
-
Theoretical Performance
3.012 GPixel/s
Pixel Rate
115.8 GPixel/s
12.05 GTexel/s
Texture Rate
266.2 GTexel/s
-
FP16 (half)
17.04 TFLOPS
289.0 GFLOPS
FP32 (float)
17.04 TFLOPS
24.08 GFLOPS
FP64 (double)
266.2 GFLOPS
Board Design
32W
TDP
60W
-
Suggested PSU
250 W
No outputs
Outputs
Portable Device Dependent
-
Power Connectors
None
Graphics Processor
GF108
GPU Name
GB205
-
GPU Variant
GB205
Fermi
Architecture
Blackwell 2.0
TSMC
Foundry
TSMC
40 nm
Process Size
5 nm
0.585 billion
Transistors
31.1 billion
116 mm²
Die Size
263 mm²
Graphics Features
12 (11_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.4
2.1
CUDA
12.0
5.1
Shader Model
6.8
