Home GPU Comparison NVIDIA GeForce GT 745A vs NVIDIA GeForce 805A

NVIDIA GeForce GT 745A vs NVIDIA GeForce 805A

NVIDIA GeForce GT 745A
VS
NVIDIA GeForce 805A
NVIDIA GeForce GT 745A
NVIDIA GeForce 805A
We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 745A and 1024MB VRAM GeForce 805A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 745A 's Advantages
Boost Clock has increased by 21% (915MHz vs 758MHz)
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (28.80GB/s vs 16.02GB/s)
192 additional rendering cores
NVIDIA GeForce 805A 's Advantages
Released 11 months late
Lower TDP (15W vs 33W)

Score

Benchmark

FP32 (float)
GeForce GT 745A +141%
0.703 TFLOPS
GeForce 805A
0.291 TFLOPS
GeForce GT 745A
VS
GeForce 805A

Graphics Card

Aug 2013
Release Date
Jul 2014
GeForce 700A
Generation
GeForce 800A
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x8

Clock Speeds

837 MHz
Base Clock
719 MHz
915 MHz
Boost Clock
758 MHz
900 MHz
Memory Clock
1001 MHz

Memory

2GB
Memory Size
1024MB
DDR3
Memory Type
DDR3
128bit
Memory Bus
64bit
28.80GB/s
Bandwidth
16.02GB/s

Render Config

-
-
-
-
-
-
384
Shading Units
192
32
TMUs
16
16
ROPs
8
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per SMX)
256 KB
L2 Cache
512 KB
-
-
-

Theoretical Performance

7.320 GPixel/s
Pixel Rate
6.064 GPixel/s
29.28 GTexel/s
Texture Rate
12.13 GTexel/s
-
-
-
702.7 GFLOPS
FP32 (float)
291.1 GFLOPS
29.28 GFLOPS
FP64 (double)
12.13 GFLOPS

Board Design

33W
TDP
15W
-
-
-
No outputs
Outputs
No outputs
-
-
-

Graphics Processor

GK107
GPU Name
GK208
N14P-LP
GPU Variant
-
Kepler
Architecture
Kepler 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.27 billion
Transistors
1.02 billion
118 mm²
Die Size
87 mm²

Graphics Features

12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.1
3.0
CUDA
3.5
5.1
Shader Model
5.1

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