GeForce GTS 450 vs Radeon HD 4450

VS

NVIDIA GeForce GTS 450

ATI Radeon HD 4450

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTS 450 and 512MB VRAM Radeon HD 4450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

GeForce GTS 450 Advantages

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (57.73GB/s vs 6.400GB/s)

112 additional rendering cores

Radeon HD 4450 Advantages

Released 1 years and 2 months late

Lower TDP (25W vs 106W)

Score

Benchmark

FP32 (float)

GeForce GTS 450 +526%

601

Radeon HD 4450

96

GeForce GTS 450

VS

Radeon HD 4450

Graphics Card

Sep 2010

Release Date

Nov 2011

GeForce 400

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

902 MHz

Memory Clock

400 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

DDR2

128bit

Memory Bus

64bit

57.73GB/s

Bandwidth

6.400GB/s

Render Config

-

Compute Units

1

4

SM Count

-

192

Shading Units

80

32

TMUs

8

16

ROPs

4

64 KB (per SM)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

64 KB

Theoretical Performance

6.264 GPixel/s

Pixel Rate

2.400 GPixel/s

25.06 GTexel/s

Texture Rate

4.800 GTexel/s

601.3 GFLOPS

FP32 (float)

96.00 GFLOPS

50.11 GFLOPS

FP64 (double)

-

Board Design

106W

TDP

25W

300 W

Suggested PSU

200 W

2x DVI
1x mini-HDMI 1.3a

Outputs

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

1x 6-pin

Power Connectors

None

Graphics Processor

GF106

GPU Name

RV710

GF106-250-KA-A1

GPU Variant

RV710

(215-0725016)

Fermi

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

1.17 billion

Transistors

0.242 billion

238 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

2.1

CUDA

-

5.1

Shader Model

4.1

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