GeForce RTX 2080 Mobile vs GeForce 705A
We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 2080 Mobile and 1024MB VRAM GeForce 705A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce RTX 2080 Mobile 's Advantages
Released 4 years and 6 months late
Boost Clock1590MHz
More VRAM (8GB vs 1024GB)
Larger VRAM bandwidth (448.0GB/s vs 14.40GB/s)
2896 additional rendering cores
GeForce 705A 's Advantages
Lower TDP (15W vs 150W)
Score
Benchmark
FP32 (float)
GeForce RTX 2080 Mobile
+10187%
9362
GeForce 705A
91
Graphics Card
Jan 2019
Release Date
Jul 2014
GeForce 20 Mobile
Generation
GeForce 700A
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1380 MHz
Base Clock
-
1590 MHz
Boost Clock
-
1750 MHz
Memory Clock
900 MHz
Memory
8GB
Memory Size
1024MB
GDDR6
Memory Type
DDR3
256bit
Memory Bus
64bit
448.0GB/s
Bandwidth
14.40GB/s
Render Config
46
SM Count
1
2944
Shading Units
48
184
TMUs
8
64
ROPs
4
368
Tensor Cores
-
46
RT Cores
-
64 KB (per SM)
L1 Cache
64 KB (per SM)
4 MB
L2 Cache
128 KB
Theoretical Performance
101.8 GPixel/s
Pixel Rate
950.0 MPixel/s
292.6 GTexel/s
Texture Rate
3.800 GTexel/s
18.72 TFLOPS
FP16 (half)
-
9.362 TFLOPS
FP32 (float)
91.20 GFLOPS
292.6 GFLOPS
FP64 (double)
7.600 GFLOPS
Board Design
150W
TDP
15W
No outputs
Outputs
No outputs
Graphics Processor
TU104
GPU Name
GF119
N18E-G3-A1
GPU Variant
GF119 B1
Turing
Architecture
Fermi 2.0
TSMC
Foundry
TSMC
12 nm
Process Size
40 nm
13.6 billion
Transistors
0.292 billion
545 mm²
Die Size
79 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
1.1
1.3
Vulkan
N/A
7.5
CUDA
2.1
6.6
Shader Model
5.1
