NVIDIA GeForce GT 640M Mac Edition vs NVIDIA GeForce RTX 2060 Mobile Refresh
We compared two Mobile platform GPUs: 512MB VRAM GeForce GT 640M Mac Edition and 6GB VRAM GeForce RTX 2060 Mobile Refresh to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GT 640M Mac Edition 's Advantages
Lower TDP (32W vs 65W)
NVIDIA GeForce RTX 2060 Mobile Refresh 's Advantages
Released 5 years and 11 months late
Boost Clock1560MHz
More VRAM (6GB vs 512GB)
Larger VRAM bandwidth (264.0GB/s vs 40.00GB/s)
1536 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GT 640M Mac Edition
0.572 TFLOPS
GeForce RTX 2060 Mobile Refresh
+947%
5.99 TFLOPS
Graphics Card
Feb 2013
Release Date
Jan 2019
GeForce 600M
Generation
GeForce 20 Mobile
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
1005 MHz
-
Boost Clock
1560 MHz
1250 MHz
Memory Clock
1375 MHz
Memory
512MB
Memory Size
6GB
GDDR5
Memory Type
GDDR6
64bit
Memory Bus
192bit
40.00GB/s
Bandwidth
264.0GB/s
Render Config
-
-
-
-
SM Count
30
384
Shading Units
1920
32
TMUs
120
8
ROPs
48
-
Tensor Cores
240
-
RT Cores
30
16 KB (per SMX)
L1 Cache
64 KB (per SM)
128 KB
L2 Cache
3 MB
-
-
-
Theoretical Performance
5.960 GPixel/s
Pixel Rate
74.88 GPixel/s
23.84 GTexel/s
Texture Rate
187.2 GTexel/s
-
FP16 (half)
11.98 TFLOPS
572.2 GFLOPS
FP32 (float)
5.990 TFLOPS
23.84 GFLOPS
FP64 (double)
187.2 GFLOPS
Board Design
32W
TDP
65W
-
-
-
No outputs
Outputs
No outputs
-
Power Connectors
None
Graphics Processor
GK107
GPU Name
TU106B
N13P-GS
GPU Variant
N18E-G1-KD-A1
Kepler
Architecture
Turing
TSMC
Foundry
TSMC
28 nm
Process Size
12 nm
1.27 billion
Transistors
10.8 billion
118 mm²
Die Size
445 mm²
Graphics Features
12 (11_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.3
3.0
CUDA
7.5
5.1
Shader Model
6.6
