NVIDIA GeForce 800A vs NVIDIA GeForce GTX 860M OEM

VS

NVIDIA GeForce 800A

NVIDIA GeForce GTX 860M OEM

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 800A and 2GB VRAM GeForce GTX 860M OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 800A 's Advantages

Lower TDP (15W vs 75W)

NVIDIA GeForce GTX 860M OEM 's Advantages

Released 11 months late

Boost Clock1085MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (80.19GB/s vs 14.40GB/s)

592 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 800A

0.091 TFLOPS

GeForce GTX 860M OEM +1426%

1.389 TFLOPS

GeForce 800A

VS

GeForce GTX 860M OEM

Graphics Card

Mar 2014

Release Date

Feb 2015

GeForce 800A

Generation

GeForce 800M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

1020 MHz

-

Boost Clock

1085 MHz

900 MHz

Memory Clock

1253 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

14.40GB/s

Bandwidth

80.19GB/s

Render Config

-

1

SM Count

-

48

Shading Units

640

8

TMUs

40

4

ROPs

16

-

64 KB (per SM)

L1 Cache

64 KB (per SMM)

128 KB

L2 Cache

2 MB

-

Theoretical Performance

950.0 MPixel/s

Pixel Rate

17.36 GPixel/s

3.800 GTexel/s

Texture Rate

43.40 GTexel/s

-

91.20 GFLOPS

FP32 (float)

1389 GFLOPS

7.600 GFLOPS

FP64 (double)

43.40 GFLOPS

Board Design

15W

TDP

75W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GF119

GPU Name

GM107

-

GPU Variant

N15P-GX-A1

Fermi 2.0

Architecture

Maxwell

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.292 billion

Transistors

1.87 billion

79 mm²

Die Size

148 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.3

2.1

CUDA

5.0

5.1

Shader Model

5.1

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