Home GPU Comparison NVIDIA GeForce RTX 3070 Ti Mobile vs NVIDIA GeForce GT 640M Mac Edition

NVIDIA GeForce RTX 3070 Ti Mobile vs NVIDIA GeForce GT 640M Mac Edition

We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 3070 Ti Mobile and 512MB VRAM GeForce GT 640M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3070 Ti Mobile 's Advantages
Released 8 years and 11 months late
Boost Clock1410MHz
More VRAM (8GB vs 512GB)
Larger VRAM bandwidth (448.0GB/s vs 40.00GB/s)
5504 additional rendering cores
NVIDIA GeForce GT 640M Mac Edition 's Advantages
Lower TDP (32W vs 115W)

Score

Benchmark

FP32 (float)
GeForce RTX 3070 Ti Mobile +2802%
16.6 TFLOPS
GeForce GT 640M Mac Edition
0.572 TFLOPS
VS

Graphics Card

Jan 2022
Release Date
Feb 2013
GeForce 30 Mobile
Generation
GeForce 600M
Mobile
Type
Mobile
PCIe 4.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

915 MHz
Base Clock
-
1410 MHz
Boost Clock
-
1750 MHz
Memory Clock
1250 MHz

Memory

8GB
Memory Size
512MB
GDDR6
Memory Type
GDDR5
256bit
Memory Bus
64bit
448.0GB/s
Bandwidth
40.00GB/s

Render Config

-
-
-
46
SM Count
-
5888
Shading Units
384
184
TMUs
32
96
ROPs
8
184
Tensor Cores
-
46
RT Cores
-
128 KB (per SM)
L1 Cache
16 KB (per SMX)
4 MB
L2 Cache
128 KB
-
-
-

Theoretical Performance

135.4 GPixel/s
Pixel Rate
5.960 GPixel/s
259.4 GTexel/s
Texture Rate
23.84 GTexel/s
16.60 TFLOPS
FP16 (half)
-
16.60 TFLOPS
FP32 (float)
572.2 GFLOPS
259.4 GFLOPS
FP64 (double)
23.84 GFLOPS

Board Design

115W
TDP
32W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
-

Graphics Processor

GA104
GPU Name
GK107
-
GPU Variant
N13P-GS
Ampere
Architecture
Kepler
Samsung
Foundry
TSMC
8 nm
Process Size
28 nm
17.4 billion
Transistors
1.27 billion
392 mm²
Die Size
118 mm²

Graphics Features

12 Ultimate (12_2)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.1
8.6
CUDA
3.0
6.6
Shader Model
5.1

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