NVIDIA GeForce GTX 780 Ti Engineering Sample vs ATI Radeon HD 3450

VS

NVIDIA GeForce GTX 780 Ti Engineering Sample

ATI Radeon HD 3450

We compared two Desktop platform GPUs: 3GB VRAM GeForce GTX 780 Ti Engineering Sample 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 Ti Engineering Sample 's Advantages

Boost Clock928MHz

More VRAM (3GB vs 256GB)

Larger VRAM bandwidth (336.6GB/s vs 8.000GB/s)

2840 additional rendering cores

ATI Radeon HD 3450 's Advantages

Lower TDP (25W vs 250W)

Score

Benchmark

FP32 (float)

GeForce GTX 780 Ti Engineering Sample +11035%

5.345 TFLOPS

Radeon HD 3450

0.048 TFLOPS

GeForce GTX 780 Ti Engineering Sample

VS

Radeon HD 3450

Graphics Card

Unknown

Release Date

Dec 2007

GeForce 700

Generation

Radeon R600

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

500 MHz

Memory

3GB

Memory Size

256MB

GDDR5

Memory Type

DDR2

384bit

Memory Bus

64bit

336.6GB/s

Bandwidth

8.000GB/s

Render Config

-

Compute Units

2

-

2880

Shading Units

40

240

TMUs

4

48

ROPs

4

-

16 KB (per SMX)

L1 Cache

-

1536 KB

L2 Cache

64 KB

-

Theoretical Performance

55.68 GPixel/s

Pixel Rate

2.400 GPixel/s

222.7 GTexel/s

Texture Rate

2.400 GTexel/s

-

5.345 TFLOPS

FP32 (float)

48.00 GFLOPS

222.7 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

GK180

GPU Name

RV620

GK180-425-A1

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_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

N/A

1.2.175

Vulkan

N/A

3.5

CUDA

-

5.1

Shader Model

4.1

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