NVIDIA GeForce GTS 450 vs ATI Radeon HD 5870 Mac Edition

VS

NVIDIA GeForce GTS 450

ATI Radeon HD 5870 Mac Edition

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

Main Differences

NVIDIA GeForce GTS 450 's Advantages

Lower TDP (106W vs 228W)

ATI Radeon HD 5870 Mac Edition 's Advantages

Larger VRAM bandwidth (153.0GB/s vs 57.73GB/s)

1408 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTS 450

0.601 TFLOPS

Radeon HD 5870 Mac Edition +352%

2.72 TFLOPS

GeForce GTS 450

VS

Radeon HD 5870 Mac Edition

Graphics Card

Sep 2010

Release Date

Jun 2010

GeForce 400

Generation

Evergreen

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

902 MHz

Memory Clock

1195 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

57.73GB/s

Bandwidth

153.0GB/s

Render Config

-

Compute Units

20

4

SM Count

-

192

Shading Units

1600

32

TMUs

80

16

ROPs

32

-

64 KB (per SM)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

6.264 GPixel/s

Pixel Rate

27.20 GPixel/s

25.06 GTexel/s

Texture Rate

68.00 GTexel/s

-

601.3 GFLOPS

FP32 (float)

2.720 TFLOPS

50.11 GFLOPS

FP64 (double)

544.0 GFLOPS

Board Design

106W

TDP

228W

300 W

Suggested PSU

550 W

2x DVI 1x mini-HDMI 1.3a

Outputs

1x DVI 2x mini-DisplayPort 1.1

1x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

GF106

GPU Name

Cypress

GF106-250-KA-A1

GPU Variant

Cypress XT (215-0735033)

Fermi

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.17 billion

Transistors

2.154 billion

238 mm²

Die Size

334 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

5.0

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