NVIDIA GeForce GT 755M Mac Edition vs NVIDIA GeForce RTX 2080 Mobile
We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 755M Mac Edition and 8GB VRAM GeForce RTX 2080 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GT 755M Mac Edition 's Advantages
Lower TDP (50W vs 150W)
NVIDIA GeForce RTX 2080 Mobile 's Advantages
Released 5 years and 2 months late
Boost Clock1590MHz
More VRAM (8GB vs 1024GB)
Larger VRAM bandwidth (448.0GB/s vs 80.00GB/s)
2560 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GT 755M Mac Edition
0.833 TFLOPS
GeForce RTX 2080 Mobile
+1023%
9.362 TFLOPS
Graphics Card
Nov 2013
Release Date
Jan 2019
GeForce 700M
Generation
GeForce 20 Mobile
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
1380 MHz
-
Boost Clock
1590 MHz
1250 MHz
Memory Clock
1750 MHz
Memory
1024MB
Memory Size
8GB
GDDR5
Memory Type
GDDR6
128bit
Memory Bus
256bit
80.00GB/s
Bandwidth
448.0GB/s
Render Config
-
-
-
-
SM Count
46
384
Shading Units
2944
32
TMUs
184
16
ROPs
64
-
Tensor Cores
368
-
RT Cores
46
16 KB (per SMX)
L1 Cache
64 KB (per SM)
256 KB
L2 Cache
4 MB
-
-
-
Theoretical Performance
8.680 GPixel/s
Pixel Rate
101.8 GPixel/s
34.72 GTexel/s
Texture Rate
292.6 GTexel/s
-
FP16 (half)
18.72 TFLOPS
833.3 GFLOPS
FP32 (float)
9.362 TFLOPS
34.72 GFLOPS
FP64 (double)
292.6 GFLOPS
Board Design
50W
TDP
150W
-
-
-
No outputs
Outputs
No outputs
-
-
-
Graphics Processor
GK107
GPU Name
TU104
GT 755M
GPU Variant
N18E-G3-A1
Kepler
Architecture
Turing
TSMC
Foundry
TSMC
28 nm
Process Size
12 nm
1.27 billion
Transistors
13.6 billion
118 mm²
Die Size
545 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
