NVIDIA GeForce GTS 450 vs AMD Radeon HD 6670

VS

NVIDIA GeForce GTS 450

AMD Radeon HD 6670

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTS 450 and 1024MB VRAM Radeon HD 6670 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6670 's Advantages

Released 7 months late

Larger VRAM bandwidth (64.00GB/s vs 57.73GB/s)

288 additional rendering cores

Lower TDP (66W vs 106W)

Score

Benchmark

FP32 (float)

GeForce GTS 450

0.601 TFLOPS

Radeon HD 6670 +27%

0.768 TFLOPS

GeForce GTS 450

VS

Radeon HD 6670

Graphics Card

Sep 2010

Release Date

Apr 2011

GeForce 400

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

902 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

57.73GB/s

Bandwidth

64.00GB/s

Render Config

-

Compute Units

6

4

SM Count

-

192

Shading Units

480

32

TMUs

24

16

ROPs

8

-

64 KB (per SM)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

6.264 GPixel/s

Pixel Rate

6.400 GPixel/s

25.06 GTexel/s

Texture Rate

19.20 GTexel/s

-

601.3 GFLOPS

FP32 (float)

768.0 GFLOPS

50.11 GFLOPS

FP64 (double)

-

Board Design

106W

TDP

66W

300 W

Suggested PSU

250 W

2x DVI 1x mini-HDMI 1.3a

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 6-pin

Power Connectors

None

Graphics Processor

GF106

GPU Name

Turks

GF106-250-KA-A1

GPU Variant

Turks XT (215-0803000)

Fermi

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.17 billion

Transistors

0.716 billion

238 mm²

Die Size

118 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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