NVIDIA GeForce 805A vs NVIDIA GeForce GTX 770M

VS

NVIDIA GeForce 805A

NVIDIA GeForce GTX 770M

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 805A and 3GB VRAM GeForce GTX 770M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 805A 's Advantages

Released 1 years and 2 months late

Lower TDP (15W vs 75W)

NVIDIA GeForce GTX 770M 's Advantages

Boost Clock has increased by 5% (797MHz vs 758MHz)

More VRAM (3GB vs 1024GB)

Larger VRAM bandwidth (96.19GB/s vs 16.02GB/s)

768 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 805A

0.291 TFLOPS

GeForce GTX 770M +425%

1.53 TFLOPS

GeForce 805A

VS

GeForce GTX 770M

Graphics Card

Jul 2014

Release Date

May 2013

GeForce 800A

Generation

GeForce 700M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

719 MHz

Base Clock

706 MHz

758 MHz

Boost Clock

797 MHz

1001 MHz

Memory Clock

1002 MHz

Memory

1024MB

Memory Size

3GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

192bit

16.02GB/s

Bandwidth

96.19GB/s

Render Config

-

192

Shading Units

960

16

TMUs

80

8

ROPs

24

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

384 KB

-

Theoretical Performance

6.064 GPixel/s

Pixel Rate

15.94 GPixel/s

12.13 GTexel/s

Texture Rate

63.76 GTexel/s

-

291.1 GFLOPS

FP32 (float)

1.530 TFLOPS

12.13 GFLOPS

FP64 (double)

63.76 GFLOPS

Board Design

15W

TDP

75W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GK208

GPU Name

GK106

-

GPU Variant

N14E-GS-A1

Kepler 2.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.02 billion

Transistors

2.54 billion

87 mm²

Die Size

221 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

3.5

CUDA

3.0

5.1

Shader Model

5.1

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