NVIDIA GeForce GTS 450 vs ATI Radeon HD 3450 PCI

VS

NVIDIA GeForce GTS 450 ATI Radeon HD 3450 PCI

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTS 450 and 512MB VRAM Radeon HD 3450 PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTS 450 's Advantages

Released 2 years and 8 months late

More VRAM (1024GB vs 512GB)

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

152 additional rendering cores

ATI Radeon HD 3450 PCI 's Advantages

Lower TDP (25W vs 106W)

Score

Benchmark

FP32 (float)

GeForce GTS 450 +1152%

0.601 TFLOPS

Radeon HD 3450 PCI

0.048 TFLOPS

GeForce GTS 450

VS

Radeon HD 3450 PCI

Graphics Card

Sep 2010

Release Date

Jan 2008

GeForce 400

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCI

Clock Speeds

-

Base Clock

-

Boost Clock

-

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

4

SM Count

-

Compute Units

2

192

Shading Units

40

32

TMUs

4

16

ROPs

4

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

-

256 KB

L2 Cache

64 KB

Theoretical Performance

6.264 GPixel/s

Pixel Rate

2.400 GPixel/s

25.06 GTexel/s

Texture Rate

2.400 GTexel/s

-

FP16 (half)

-

601.3 GFLOPS

FP32 (float)

48.00 GFLOPS

50.11 GFLOPS

FP64 (double)

-

Graphics Processor

GF106

GPU Name

RV620

GF106-250-KA-A1

GPU Variant

RV620 LE

Fermi

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

1.17 billion

Transistors

0.181 billion

238 mm²

Die Size

67 mm²

Board Design

106W

TDP

25W

300 W

Suggested PSU

200 W

2x DVI 1x mini-HDMI 1.3a

Outputs

1x DVI 1x S-Video

1x 6-pin

Power Connectors

None

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

1.1

OpenCL

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

4.1

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