NVIDIA GeForce GTX 470 X2 vs ATI Radeon HD 4450

VS

NVIDIA GeForce GTX 470 X2

ATI Radeon HD 4450

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 470 X2 and 512MB VRAM Radeon HD 4450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 470 X2 's Advantages

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (107.1GB/s vs 6.400GB/s)

272 additional rendering cores

ATI Radeon HD 4450 's Advantages

Lower TDP (25W vs 215W)

Score

Benchmark

FP32 (float)

GeForce GTX 470 X2 +790%

0.855 TFLOPS

Radeon HD 4450

0.096 TFLOPS

GeForce GTX 470 X2

VS

Radeon HD 4450

Graphics Card

Unknown

Release Date

Nov 2011

GeForce 400

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

837 MHz

Memory Clock

400 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

64bit

107.1GB/s

Bandwidth

6.400GB/s

Render Config

-

Compute Units

1

11

SM Count

-

352

Shading Units

80

44

TMUs

8

32

ROPs

4

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

64 KB

-

Theoretical Performance

13.38 GPixel/s

Pixel Rate

2.400 GPixel/s

26.75 GTexel/s

Texture Rate

4.800 GTexel/s

-

855.4 GFLOPS

FP32 (float)

96.00 GFLOPS

-

Board Design

215W

TDP

25W

550 W

Suggested PSU

200 W

3x DVI

Outputs

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

2x 8-pin

Power Connectors

None

Graphics Processor

GF100

GPU Name

RV710

GF100-030-A3

GPU Variant

RV710 (215-0725016)

Fermi

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

3.1 billion

Transistors

0.242 billion

529 mm²

Die Size

73 mm²

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.0

CUDA

-

5.1

Shader Model

4.1

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