NVIDIA GeForce GTX 650 Ti OEM vs NVIDIA GeForce GTX 780 Ti Engineering Sample

VS

NVIDIA GeForce GTX 650 Ti OEM

NVIDIA GeForce GTX 780 Ti Engineering Sample

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 650 Ti OEM and 3GB VRAM GeForce GTX 780 Ti Engineering Sample to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 650 Ti OEM 's Advantages

Lower TDP (110W vs 250W)

NVIDIA GeForce GTX 780 Ti Engineering Sample 's Advantages

Boost Clock928MHz

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (336.6GB/s vs 86.40GB/s)

2112 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 650 Ti OEM

1.425 TFLOPS

GeForce GTX 780 Ti Engineering Sample +275%

5.345 TFLOPS

GeForce GTX 650 Ti OEM

VS

GeForce GTX 780 Ti Engineering Sample

Graphics Card

Mar 2013

Release Date

Unknown

GeForce 600

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

875 MHz

-

Boost Clock

928 MHz

1350 MHz

Memory Clock

1753 MHz

Memory

2GB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

384bit

86.40GB/s

Bandwidth

336.6GB/s

Render Config

-

768

Shading Units

2880

64

TMUs

240

16

ROPs

48

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

1536 KB

-

Theoretical Performance

14.85 GPixel/s

Pixel Rate

55.68 GPixel/s

59.39 GTexel/s

Texture Rate

222.7 GTexel/s

-

1425 GFLOPS

FP32 (float)

5.345 TFLOPS

59.39 GFLOPS

FP64 (double)

222.7 GFLOPS

Board Design

110W

TDP

250W

300 W

Suggested PSU

600 W

2x DVI 1x mini-HDMI 1.4a

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

1x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GK106

GPU Name

GK180

-

GPU Variant

GK180-425-A1

Kepler

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.54 billion

Transistors

7.08 billion

221 mm²

Die Size

561 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.2.175

3.0

CUDA

3.5

5.1

Shader Model

5.1

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