NVIDIA GeForce GTS 450 Rev. 3 vs AMD Radeon HD 6870 1600SP Edition

VS

NVIDIA GeForce GTS 450 Rev. 3 AMD Radeon HD 6870 1600SP Edition

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTS 450 Rev. 3 and 1024MB VRAM Radeon HD 6870 1600SP Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTS 450 Rev. 3 's Advantages

Lower TDP (106W vs 175W)

AMD Radeon HD 6870 1600SP Edition 's Advantages

Released 6 months late

Larger VRAM bandwidth (134.4GB/s vs 22.40GB/s)

1456 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTS 450 Rev. 3

0.451 TFLOPS

Radeon HD 6870 1600SP Edition +503%

2.72 TFLOPS

GeForce GTS 450 Rev. 3

VS

Radeon HD 6870 1600SP Edition

Graphics Card

Jul 2012

Release Date

Jan 2013

GeForce 400

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

700 MHz

Memory Clock

1050 MHz

Memory

1024MB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

22.40GB/s

Bandwidth

134.4GB/s

Render Config

3

SM Count

-

Compute Units

20

144

Shading Units

1600

24

TMUs

80

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

512 KB

Theoretical Performance

4.698 GPixel/s

Pixel Rate

27.20 GPixel/s

18.79 GTexel/s

Texture Rate

68.00 GTexel/s

-

FP16 (half)

-

451.0 GFLOPS

FP32 (float)

2.720 TFLOPS

37.58 GFLOPS

FP64 (double)

544.0 GFLOPS

Graphics Processor

GF116

GPU Name

Cypress

GF116-200-KA-A1

GPU Variant

Cypress XT (215-0735033)

Fermi 2.0

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

Board Design

106W

TDP

175W

300 W

Suggested PSU

450 W

2x DVI 1x mini-HDMI 1.3a

Outputs

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

-

Power Connectors

2x 6-pin

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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