NVIDIA GeForce GTX 680 vs NVIDIA GeForce GTX 650 Ti

VS

NVIDIA GeForce GTX 680 NVIDIA GeForce GTX 650 Ti

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

Main Differences

NVIDIA GeForce GTX 680 's Advantages

Boost Clock1058MHz

More VRAM (2GB vs 1GB)

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

768 additional rendering cores

NVIDIA GeForce GTX 650 Ti 's Advantages

Released 7 months late

Lower TDP (110W vs 195W)

Score

Benchmark

FP32 (float)

GeForce GTX 680 +128%

3.25 TFLOPS

GeForce GTX 650 Ti

1.425 TFLOPS

GeForce GTX 680

VS

GeForce GTX 650 Ti

Graphics Card

Mar 2012

Release Date

Oct 2012

GeForce 600

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1006 MHz

Base Clock

-

1058 MHz

Boost Clock

-

1502 MHz

Memory Clock

1350 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

192.3GB/s

Bandwidth

86.40GB/s

Render Config

-

SM Count

-

Compute Units

-

1536

Shading Units

768

128

TMUs

64

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

33.86 GPixel/s

Pixel Rate

14.85 GPixel/s

135.4 GTexel/s

Texture Rate

59.39 GTexel/s

-

FP16 (half)

-

3.250 TFLOPS

FP32 (float)

1425 GFLOPS

135.4 GFLOPS

FP64 (double)

59.39 GFLOPS

Graphics Processor

GK104

GPU Name

GK106

GK104-400-A2

GPU Variant

GK106-220-A1

Kepler

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

2.54 billion

294 mm²

Die Size

221 mm²

Board Design

195W

TDP

110W

450 W

Suggested PSU

300 W

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

Outputs

2x DVI 1x mini-HDMI 1.4a

2x 6-pin

Power Connectors

1x 6-pin

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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