ATI Radeon HD 5870 vs NVIDIA GeForce GTS 450 OEM

VS

ATI Radeon HD 5870

NVIDIA GeForce GTS 450 OEM

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 5870 and 512MB VRAM GeForce GTS 450 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5870 's Advantages

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (153.6GB/s vs 57.73GB/s)

1456 additional rendering cores

NVIDIA GeForce GTS 450 OEM 's Advantages

Released 1 years late

Lower TDP (106W vs 188W)

Score

Benchmark

FP32 (float)

Radeon HD 5870 +503%

2.72 TFLOPS

GeForce GTS 450 OEM

0.451 TFLOPS

Radeon HD 5870

VS

GeForce GTS 450 OEM

Graphics Card

Sep 2009

Release Date

Sep 2010

Evergreen

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1200 MHz

Memory Clock

902 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

153.6GB/s

Bandwidth

57.73GB/s

Render Config

20

Compute Units

-

SM Count

3

1600

Shading Units

144

80

TMUs

24

32

ROPs

16

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

27.20 GPixel/s

Pixel Rate

4.698 GPixel/s

68.00 GTexel/s

Texture Rate

18.79 GTexel/s

-

2.720 TFLOPS

FP32 (float)

451.0 GFLOPS

544.0 GFLOPS

FP64 (double)

37.58 GFLOPS

Board Design

188W

TDP

106W

450 W

Suggested PSU

300 W

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

Outputs

1x DVI 1x DisplayPort 1x VGA

2x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

Cypress

GPU Name

GF106

Cypress XT (215-0735033)

GPU Variant

-

TeraScale 2

Architecture

Fermi

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

2.154 billion

Transistors

1.17 billion

334 mm²

Die Size

238 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.1

5.0

Shader Model

5.1

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