NVIDIA GeForce GTX 680 vs NVIDIA GeForce GTS 450 Rev. 2

VS

NVIDIA GeForce GTX 680

NVIDIA GeForce GTS 450 Rev. 2

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 680 and 1024MB VRAM GeForce GTS 450 Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 680 's Advantages

Released 1 years late

Boost Clock1058MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (192.3GB/s vs 57.73GB/s)

1344 additional rendering cores

NVIDIA GeForce GTS 450 Rev. 2 's Advantages

Lower TDP (106W vs 195W)

Score

Benchmark

FP32 (float)

GeForce GTX 680 +440%

3.25 TFLOPS

GeForce GTS 450 Rev. 2

0.601 TFLOPS

GeForce GTX 680

VS

GeForce GTS 450 Rev. 2

Graphics Card

Mar 2012

Release Date

Mar 2011

GeForce 600

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1006 MHz

Base Clock

-

1058 MHz

Boost Clock

-

1502 MHz

Memory Clock

902 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

192.3GB/s

Bandwidth

57.73GB/s

Render Config

-

SM Count

4

1536

Shading Units

192

128

TMUs

32

ROPs

16

-

16 KB (per SMX)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

33.86 GPixel/s

Pixel Rate

6.264 GPixel/s

135.4 GTexel/s

Texture Rate

25.06 GTexel/s

-

3.250 TFLOPS

FP32 (float)

601.3 GFLOPS

135.4 GFLOPS

FP64 (double)

50.11 GFLOPS

Board Design

195W

TDP

106W

450 W

Suggested PSU

300 W

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

Outputs

2x DVI 1x mini-HDMI 1.3a

2x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

GK104

GPU Name

GF116

GK104-400-A2

GPU Variant

GF116-200-KA-A1

Kepler

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

3.54 billion

Transistors

1.17 billion

294 mm²

Die Size

238 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

1.1

Vulkan

N/A

3.0

CUDA

2.1

5.1

Shader Model

5.1

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