NVIDIA GeForce RTX 3080 Mobile vs NVIDIA GeForce GT 730A
We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 3080 Mobile and 2GB VRAM GeForce GT 730A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 3080 Mobile 's Advantages
Released 6 years and 6 months late
Boost Clock1545MHz
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (448.0GB/s vs 16.02GB/s)
5760 additional rendering cores
NVIDIA GeForce GT 730A 's Advantages
Lower TDP (33W vs 115W)
Score
Benchmark
FP32 (float)
GeForce RTX 3080 Mobile
+3338%
18.98 TFLOPS
GeForce GT 730A
0.552 TFLOPS
Graphics Card
Jan 2021
Release Date
Jul 2014
GeForce 30 Mobile
Generation
GeForce 700A
Mobile
Type
Mobile
PCIe 4.0 x16
Bus Interface
PCIe 3.0 x8
Clock Speeds
1110 MHz
Base Clock
-
1545 MHz
Boost Clock
-
1750 MHz
Memory Clock
1001 MHz
Memory
8GB
Memory Size
2GB
GDDR6
Memory Type
DDR3
256bit
Memory Bus
64bit
448.0GB/s
Bandwidth
16.02GB/s
Render Config
-
-
-
48
SM Count
-
6144
Shading Units
384
192
TMUs
32
96
ROPs
8
192
Tensor Cores
-
48
RT Cores
-
128 KB (per SM)
L1 Cache
16 KB (per SMX)
4 MB
L2 Cache
512 KB
-
-
-
Theoretical Performance
148.3 GPixel/s
Pixel Rate
5.752 GPixel/s
296.6 GTexel/s
Texture Rate
23.01 GTexel/s
18.98 TFLOPS
FP16 (half)
-
18.98 TFLOPS
FP32 (float)
552.2 GFLOPS
296.6 GFLOPS
FP64 (double)
23.01 GFLOPS
Board Design
115W
TDP
33W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
GA104
GPU Name
GK208
GA104-775-A1
GPU Variant
GT 730M
Ampere
Architecture
Kepler 2.0
Samsung
Foundry
TSMC
8 nm
Process Size
28 nm
17.4 billion
Transistors
1.02 billion
392 mm²
Die Size
87 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
3.5
6.6
Shader Model
5.1
