NVIDIA GeForce GTX 780M vs NVIDIA GeForce GT 650M

VS

NVIDIA GeForce GTX 780M NVIDIA GeForce GT 650M

We compared two Mobile platform GPUs: 4GB VRAM GeForce GTX 780M and 1024MB VRAM GeForce GT 650M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 780M 's Advantages

Released 1 years and 2 months late

More VRAM (4GB vs 1GB)

Larger VRAM bandwidth (160.0GB/s vs 28.80GB/s)

1152 additional rendering cores

NVIDIA GeForce GT 650M 's Advantages

Boost Clock has increased by 19% (950MHz vs 797MHz)

Lower TDP (45W vs 122W)

Score

Benchmark

FP32 (float)

GeForce GTX 780M +235%

2.448 TFLOPS

GeForce GT 650M

0.73 TFLOPS

GeForce GTX 780M

VS

GeForce GT 650M

Graphics Card

May 2013

Release Date

Mar 2012

GeForce 700M

Generation

GeForce 600M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

771 MHz

Base Clock

835 MHz

797 MHz

Boost Clock

950 MHz

1250 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

128bit

160.0GB/s

Bandwidth

28.80GB/s

Render Config

-

SM Count

-

Compute Units

-

1536

Shading Units

384

128

TMUs

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

256 KB

Theoretical Performance

25.50 GPixel/s

Pixel Rate

7.600 GPixel/s

102.0 GTexel/s

Texture Rate

30.40 GTexel/s

-

FP16 (half)

-

2.448 TFLOPS

FP32 (float)

729.6 GFLOPS

102.0 GFLOPS

FP64 (double)

30.40 GFLOPS

Graphics Processor

GK104

GPU Name

GK107

N14E-GTX-A2

GPU Variant

N13P-GT-A2

Kepler

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

1.27 billion

294 mm²

Die Size

118 mm²

Board Design

122W

TDP

45W

-

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

1.1

Vulkan

1.1

3.0

CUDA

3.0

5.1

Shader Model

5.1

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