NVIDIA GeForce GT 650M vs NVIDIA GeForce 805A

VS

NVIDIA GeForce GT 650M

NVIDIA GeForce 805A

We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 650M and 1024MB VRAM GeForce 805A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 650M 's Advantages

Boost Clock has increased by 25% (950MHz vs 758MHz)

Larger VRAM bandwidth (28.80GB/s vs 16.02GB/s)

192 additional rendering cores

NVIDIA GeForce 805A 's Advantages

Released 2 years and 4 months late

Lower TDP (15W vs 45W)

Score

Benchmark

FP32 (float)

GeForce GT 650M +150%

0.73 TFLOPS

GeForce 805A

0.291 TFLOPS

GeForce GT 650M

VS

GeForce 805A

Graphics Card

Mar 2012

Release Date

Jul 2014

GeForce 600M

Generation

GeForce 800A

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

835 MHz

Base Clock

719 MHz

950 MHz

Boost Clock

758 MHz

900 MHz

Memory Clock

1001 MHz

Memory

1024MB

Memory Size

1024MB

DDR3

Memory Type

DDR3

128bit

Memory Bus

64bit

28.80GB/s

Bandwidth

16.02GB/s

Render Config

-

384

Shading Units

192

32

TMUs

16

ROPs

8

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

7.600 GPixel/s

Pixel Rate

6.064 GPixel/s

30.40 GTexel/s

Texture Rate

12.13 GTexel/s

-

729.6 GFLOPS

FP32 (float)

291.1 GFLOPS

30.40 GFLOPS

FP64 (double)

12.13 GFLOPS

Board Design

45W

TDP

15W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GK107

GPU Name

GK208

N13P-GT-A2

GPU Variant

-

Kepler

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.27 billion

Transistors

1.02 billion

118 mm²

Die Size

87 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

3.0

CUDA

3.5

5.1

Shader Model

5.1

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