NVIDIA GeForce GTX 850A vs NVIDIA GeForce GT 520M

VS

NVIDIA GeForce GTX 850A

NVIDIA GeForce GT 520M

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 850A and 1024MB VRAM GeForce GT 520M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 850A 's Advantages

Released 3 years and 2 months late

Boost Clock936MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (28.80GB/s vs 12.80GB/s)

592 additional rendering cores

NVIDIA GeForce GT 520M 's Advantages

Lower TDP (12W vs 45W)

Score

Benchmark

FP32 (float)

GeForce GTX 850A +743%

1.198 TFLOPS

GeForce GT 520M

0.142 TFLOPS

GeForce GTX 850A

VS

GeForce GT 520M

Graphics Card

Mar 2014

Release Date

Jan 2011

GeForce 800A

Generation

GeForce 500M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

902 MHz

Base Clock

-

936 MHz

Boost Clock

-

900 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

1024MB

DDR3

Memory Type

DDR3

128bit

Memory Bus

64bit

28.80GB/s

Bandwidth

12.80GB/s

Render Config

-

SM Count

1

640

Shading Units

48

40

TMUs

8

16

ROPs

4

-

64 KB (per SMM)

L1 Cache

64 KB (per SM)

2 MB

L2 Cache

128 KB

-

Theoretical Performance

14.98 GPixel/s

Pixel Rate

1.480 GPixel/s

37.44 GTexel/s

Texture Rate

5.920 GTexel/s

-

1198 GFLOPS

FP32 (float)

142.1 GFLOPS

37.44 GFLOPS

FP64 (double)

11.84 GFLOPS

Board Design

45W

TDP

12W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GM107

GPU Name

GF119

N15P-GT-A1

GPU Variant

N12P-GV-B-A1

Maxwell

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.87 billion

Transistors

0.292 billion

148 mm²

Die Size

79 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

1.1

1.3

Vulkan

N/A

5.0

CUDA

2.1

5.1

Shader Model

5.1

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