NVIDIA GeForce GTX 650 Ti vs NVIDIA GeForce GTX 680

VS

NVIDIA GeForce GTX 650 Ti

NVIDIA GeForce GTX 680

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 650 Ti and 2GB VRAM GeForce GTX 680 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 650 Ti 's Advantages

Released 7 months late

Lower TDP (110W vs 195W)

NVIDIA GeForce GTX 680 's Advantages

Boost Clock1058MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (192.3GB/s vs 86.40GB/s)

768 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 650 Ti

1.425 TFLOPS

GeForce GTX 680 +128%

3.25 TFLOPS

GeForce GTX 650 Ti

VS

GeForce GTX 680

Graphics Card

Oct 2012

Release Date

Mar 2012

GeForce 600

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1006 MHz

-

Boost Clock

1058 MHz

1350 MHz

Memory Clock

1502 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

86.40GB/s

Bandwidth

192.3GB/s

Render Config

-

768

Shading Units

1536

64

TMUs

128

16

ROPs

32

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

14.85 GPixel/s

Pixel Rate

33.86 GPixel/s

59.39 GTexel/s

Texture Rate

135.4 GTexel/s

-

1425 GFLOPS

FP32 (float)

3.250 TFLOPS

59.39 GFLOPS

FP64 (double)

135.4 GFLOPS

Board Design

110W

TDP

195W

300 W

Suggested PSU

450 W

2x DVI 1x mini-HDMI 1.4a

Outputs

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

1x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

GK106

GPU Name

GK104

GK106-220-A1

GPU Variant

GK104-400-A2

Kepler

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.54 billion

Transistors

3.54 billion

221 mm²

Die Size

294 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

3.0

5.1

Shader Model

5.1

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