NVIDIA GeForce GTS 450 OEM vs ATI Radeon HD 3870 X2

VS

NVIDIA GeForce GTS 450 OEM

ATI Radeon HD 3870 X2

We compared two Desktop platform GPUs: 512MB VRAM GeForce GTS 450 OEM and 512MB VRAM Radeon HD 3870 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTS 450 OEM 's Advantages

Released 2 years and 8 months late

Larger VRAM bandwidth (57.73GB/s vs 57.66GB/s)

Lower TDP (106W vs 165W)

ATI Radeon HD 3870 X2 's Advantages

176 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTS 450 OEM

0.451 TFLOPS

Radeon HD 3870 X2 +17%

0.528 TFLOPS

GeForce GTS 450 OEM

VS

Radeon HD 3870 X2

Graphics Card

Sep 2010

Release Date

Jan 2008

GeForce 400

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

902 MHz

Memory Clock

901 MHz

Memory

512MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

256bit

57.73GB/s

Bandwidth

57.66GB/s

Render Config

-

Compute Units

4

3

SM Count

-

144

Shading Units

320

24

TMUs

16

ROPs

16

-

64 KB (per SM)

L1 Cache

-

256 KB

L2 Cache

256 KB

-

Theoretical Performance

4.698 GPixel/s

Pixel Rate

13.20 GPixel/s

18.79 GTexel/s

Texture Rate

13.20 GTexel/s

-

451.0 GFLOPS

FP32 (float)

528.0 GFLOPS

37.58 GFLOPS

FP64 (double)

105.6 GFLOPS

Board Design

106W

TDP

165W

300 W

Suggested PSU

450 W

1x DVI 1x DisplayPort 1x VGA

Outputs

2x DVI 1x S-Video

1x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GF106

GPU Name

R680

-

GPU Variant

R680 XT (215-0708017)

Fermi

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

1.17 billion

Transistors

0.666 billion

238 mm²

Die Size

192 mm²

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3 (full) 4.0 (partial)

1.1

OpenCL

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

4.1

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