ATI Radeon HD 4450 vs NVIDIA GeForce GTX 480

VS

ATI Radeon HD 4450

NVIDIA GeForce GTX 480

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4450 and 1536MB VRAM GeForce GTX 480 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4450 's Advantages

Released 1 years and 8 months late

Lower TDP (25W vs 250W)

NVIDIA GeForce GTX 480 's Advantages

More VRAM (1536GB vs 512GB)

Larger VRAM bandwidth (177.4GB/s vs 6.400GB/s)

400 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 4450

0.096 TFLOPS

GeForce GTX 480 +1301%

1.345 TFLOPS

Radeon HD 4450

VS

GeForce GTX 480

Graphics Card

Nov 2011

Release Date

Mar 2010

Radeon R700

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

400 MHz

Memory Clock

924 MHz

Memory

512MB

Memory Size

1536MB

DDR2

Memory Type

GDDR5

64bit

Memory Bus

384bit

6.400GB/s

Bandwidth

177.4GB/s

Render Config

1

Compute Units

-

SM Count

15

80

Shading Units

480

8

TMUs

60

4

ROPs

48

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

64 KB

L2 Cache

768 KB

-

Theoretical Performance

2.400 GPixel/s

Pixel Rate

21.03 GPixel/s

4.800 GTexel/s

Texture Rate

42.06 GTexel/s

-

96.00 GFLOPS

FP32 (float)

1345 GFLOPS

-

FP64 (double)

168.1 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 mini-HDMI 1.3a

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

RV710

GPU Name

GF100

RV710 (215-0725016)

GPU Variant

GF100-375-A3

TeraScale

Architecture

Fermi

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.242 billion

Transistors

3.1 billion

73 mm²

Die Size

529 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (11_0)

3.3

OpenGL

4.6

1.1

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.0

4.1

Shader Model

5.1

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