NVIDIA GeForce GT 740A vs NVIDIA GeForce GTX 850A

VS

NVIDIA GeForce GT 740A

NVIDIA GeForce GTX 850A

We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 740A and 2GB VRAM GeForce GTX 850A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 740A 's Advantages

Lower TDP (33W vs 45W)

NVIDIA GeForce GTX 850A 's Advantages

Released 7 months late

Boost Clock936MHz

Larger VRAM bandwidth (28.80GB/s vs 14.40GB/s)

256 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 740A

0.753 TFLOPS

GeForce GTX 850A +59%

1.198 TFLOPS

GeForce GT 740A

VS

GeForce GTX 850A

Graphics Card

Aug 2013

Release Date

Mar 2014

GeForce 700A

Generation

GeForce 800A

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

902 MHz

-

Boost Clock

936 MHz

900 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

DDR3

64bit

Memory Bus

128bit

14.40GB/s

Bandwidth

28.80GB/s

Render Config

-

384

Shading Units

640

32

TMUs

40

8

ROPs

16

-

16 KB (per SMX)

L1 Cache

64 KB (per SMM)

512 KB

L2 Cache

2 MB

-

Theoretical Performance

7.840 GPixel/s

Pixel Rate

14.98 GPixel/s

31.36 GTexel/s

Texture Rate

37.44 GTexel/s

-

752.6 GFLOPS

FP32 (float)

1198 GFLOPS

31.36 GFLOPS

FP64 (double)

37.44 GFLOPS

Board Design

33W

TDP

45W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GK208

GPU Name

GM107

GT 740M

GPU Variant

N15P-GT-A1

Kepler 2.0

Architecture

Maxwell

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.02 billion

Transistors

1.87 billion

87 mm²

Die Size

148 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.5

CUDA

5.0

5.1

Shader Model

5.1

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