NVIDIA GeForce GTX 860M OEM vs NVIDIA GeForce 805A

VS

NVIDIA GeForce GTX 860M OEM NVIDIA GeForce 805A

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 860M OEM and 1024MB VRAM GeForce 805A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 860M OEM 's Advantages

Released 7 months late

Boost Clock has increased by 43% (1085MHz vs 758MHz)

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (80.19GB/s vs 16.02GB/s)

448 additional rendering cores

NVIDIA GeForce 805A 's Advantages

Lower TDP (15W vs 75W)

Score

Benchmark

FP32 (float)

GeForce GTX 860M OEM +377%

1.389 TFLOPS

GeForce 805A

0.291 TFLOPS

GeForce GTX 860M OEM

VS

GeForce 805A

Graphics Card

Feb 2015

Release Date

Jul 2014

GeForce 800M

Generation

GeForce 800A

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

1020 MHz

Base Clock

719 MHz

1085 MHz

Boost Clock

758 MHz

1253 MHz

Memory Clock

1001 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

80.19GB/s

Bandwidth

16.02GB/s

Render Config

-

SM Count

-

Compute Units

-

640

Shading Units

192

40

TMUs

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

64 KB (per SMM)

L1 Cache

16 KB (per SMX)

2 MB

L2 Cache

512 KB

Theoretical Performance

17.36 GPixel/s

Pixel Rate

6.064 GPixel/s

43.40 GTexel/s

Texture Rate

12.13 GTexel/s

-

FP16 (half)

-

1389 GFLOPS

FP32 (float)

291.1 GFLOPS

43.40 GFLOPS

FP64 (double)

12.13 GFLOPS

Graphics Processor

GM107

GPU Name

GK208

N15P-GX-A1

GPU Variant

-

Maxwell

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.87 billion

Transistors

1.02 billion

148 mm²

Die Size

87 mm²

Board Design

75W

TDP

15W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

5.0

CUDA

3.5

5.1

Shader Model

5.1

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