ATI Radeon HD 4450 vs NVIDIA GeForce GTX 780 6 GB

VS

ATI Radeon HD 4450

NVIDIA GeForce GTX 780 6 GB

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4450 and 6GB VRAM GeForce GTX 780 6 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4450 's Advantages

Lower TDP (25W vs 250W)

NVIDIA GeForce GTX 780 6 GB 's Advantages

Released 1 years and 10 months late

Boost Clock902MHz

More VRAM (6GB vs 512GB)

Larger VRAM bandwidth (288.4GB/s vs 6.400GB/s)

2224 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 4450

0.096 TFLOPS

GeForce GTX 780 6 GB +4229%

4.156 TFLOPS

Radeon HD 4450

VS

GeForce GTX 780 6 GB

Graphics Card

Nov 2011

Release Date

Sep 2013

Radeon R700

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

863 MHz

-

Boost Clock

902 MHz

400 MHz

Memory Clock

1502 MHz

Memory

512MB

Memory Size

6GB

DDR2

Memory Type

GDDR5

64bit

Memory Bus

384bit

6.400GB/s

Bandwidth

288.4GB/s

Render Config

1

Compute Units

-

80

Shading Units

2304

8

TMUs

192

4

ROPs

48

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

64 KB

L2 Cache

1536 KB

-

Theoretical Performance

2.400 GPixel/s

Pixel Rate

43.30 GPixel/s

4.800 GTexel/s

Texture Rate

173.2 GTexel/s

-

96.00 GFLOPS

FP32 (float)

4.156 TFLOPS

-

FP64 (double)

173.2 GFLOPS

Board Design

25W

TDP

250W

200 W

Suggested PSU

600 W

1x DVI 1x HDMI 1.3a 1x DisplayPort 1.0

Outputs

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

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

RV710

GPU Name

GK110B

RV710 (215-0725016)

GPU Variant

GK110-301-B1

TeraScale

Architecture

Kepler

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.242 billion

Transistors

7.08 billion

73 mm²

Die Size

561 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (11_1)

3.3

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.1

-

CUDA

3.5

4.1

Shader Model

5.1

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