NVIDIA GeForce GTX 780 Ti vs ATI Radeon HD 5450

VS

NVIDIA GeForce GTX 780 Ti

ATI Radeon HD 5450

We compared two Desktop platform GPUs: 3GB VRAM GeForce GTX 780 Ti and 512MB VRAM Radeon HD 5450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 780 Ti 's Advantages

Released 3 years and 9 months late

Boost Clock928MHz

More VRAM (3GB vs 512GB)

Larger VRAM bandwidth (336.6GB/s vs 6.400GB/s)

2800 additional rendering cores

ATI Radeon HD 5450 's Advantages

Lower TDP (19W vs 250W)

Score

Benchmark

FP32 (float)

GeForce GTX 780 Ti +5039%

5.345 TFLOPS

Radeon HD 5450

0.104 TFLOPS

GeForce GTX 780 Ti

VS

Radeon HD 5450

Graphics Card

Nov 2013

Release Date

Feb 2010

GeForce 700

Generation

Evergreen

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

875 MHz

Base Clock

-

928 MHz

Boost Clock

-

1753 MHz

Memory Clock

400 MHz

Memory

3GB

Memory Size

512MB

GDDR5

Memory Type

DDR2

384bit

Memory Bus

64bit

336.6GB/s

Bandwidth

6.400GB/s

Render Config

-

Compute Units

2

-

2880

Shading Units

80

240

TMUs

8

48

ROPs

4

-

16 KB (per SMX)

L1 Cache

8 KB (per CU)

1536 KB

L2 Cache

128 KB

-

Theoretical Performance

55.68 GPixel/s

Pixel Rate

2.600 GPixel/s

222.7 GTexel/s

Texture Rate

5.200 GTexel/s

-

5.345 TFLOPS

FP32 (float)

104.0 GFLOPS

222.7 GFLOPS

FP64 (double)

-

Board Design

250W

TDP

19W

600 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

GK110B

GPU Name

Cedar

GK110-425-B1

GPU Variant

Cedar PRO

Kepler

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

7.08 billion

Transistors

0.292 billion

561 mm²

Die Size

59 mm²

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.1

Vulkan

N/A

3.5

CUDA

-

5.1

Shader Model

5.0

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