Home GPU Comparison NVIDIA GeForce GT 745A vs NVIDIA GeForce RTX 2070 Mobile Refresh

NVIDIA GeForce GT 745A vs NVIDIA GeForce RTX 2070 Mobile Refresh

We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 745A and 8GB VRAM GeForce RTX 2070 Mobile Refresh to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 745A 's Advantages
Lower TDP (33W vs 115W)
NVIDIA GeForce RTX 2070 Mobile Refresh 's Advantages
Released 6 years and 7 months late
Boost Clock has increased by 59% (1455MHz vs 915MHz)
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (352.0GB/s vs 28.80GB/s)
1920 additional rendering cores

Score

Benchmark

FP32 (float)
GeForce GT 745A
0.703 TFLOPS
GeForce RTX 2070 Mobile Refresh +853%
6.705 TFLOPS
VS

Graphics Card

Aug 2013
Release Date
Mar 2020
GeForce 700A
Generation
GeForce 20 Mobile
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

837 MHz
Base Clock
1260 MHz
915 MHz
Boost Clock
1455 MHz
900 MHz
Memory Clock
1375 MHz

Memory

2GB
Memory Size
8GB
DDR3
Memory Type
GDDR6
128bit
Memory Bus
256bit
28.80GB/s
Bandwidth
352.0GB/s

Render Config

-
-
-
-
SM Count
36
384
Shading Units
2304
32
TMUs
144
16
ROPs
64
-
Tensor Cores
288
-
RT Cores
36
16 KB (per SMX)
L1 Cache
64 KB (per SM)
256 KB
L2 Cache
4 MB
-
-
-

Theoretical Performance

7.320 GPixel/s
Pixel Rate
93.12 GPixel/s
29.28 GTexel/s
Texture Rate
209.5 GTexel/s
-
FP16 (half)
13.41 TFLOPS
702.7 GFLOPS
FP32 (float)
6.705 TFLOPS
29.28 GFLOPS
FP64 (double)
209.5 GFLOPS

Board Design

33W
TDP
115W
-
-
-
No outputs
Outputs
No outputs
-
Power Connectors
None

Graphics Processor

GK107
GPU Name
TU106B
N14P-LP
GPU Variant
-
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

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