NVIDIA GeForce GTX 780 6 GB vs ATI Radeon HD 3450

VS

NVIDIA GeForce GTX 780 6 GB

ATI Radeon HD 3450

We compared two Desktop platform GPUs: 6GB VRAM GeForce GTX 780 6 GB and 256MB VRAM Radeon HD 3450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 780 6 GB 's Advantages

Released 5 years and 9 months late

Boost Clock902MHz

More VRAM (6GB vs 256GB)

Larger VRAM bandwidth (288.4GB/s vs 8.000GB/s)

2264 additional rendering cores

ATI Radeon HD 3450 's Advantages

Lower TDP (25W vs 250W)

Score

Benchmark

FP32 (float)

GeForce GTX 780 6 GB +8558%

4.156 TFLOPS

Radeon HD 3450

0.048 TFLOPS

GeForce GTX 780 6 GB

VS

Radeon HD 3450

Graphics Card

Sep 2013

Release Date

Dec 2007

GeForce 700

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

863 MHz

Base Clock

-

902 MHz

Boost Clock

-

1502 MHz

Memory Clock

500 MHz

Memory

6GB

Memory Size

256MB

GDDR5

Memory Type

DDR2

384bit

Memory Bus

64bit

288.4GB/s

Bandwidth

8.000GB/s

Render Config

-

Compute Units

2

-

2304

Shading Units

40

192

TMUs

4

48

ROPs

4

-

16 KB (per SMX)

L1 Cache

-

1536 KB

L2 Cache

64 KB

-

Theoretical Performance

43.30 GPixel/s

Pixel Rate

2.400 GPixel/s

173.2 GTexel/s

Texture Rate

2.400 GTexel/s

-

4.156 TFLOPS

FP32 (float)

48.00 GFLOPS

173.2 GFLOPS

FP64 (double)

-

Board Design

250W

TDP

25W

600 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x VGA 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

GK110B

GPU Name

RV620

GK110-301-B1

GPU Variant

RV620 LE

Kepler

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

7.08 billion

Transistors

0.181 billion

561 mm²

Die Size

67 mm²

Graphics Features

12 (11_1)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

N/A

1.1

Vulkan

N/A

3.5

CUDA

-

5.1

Shader Model

4.1

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