NVIDIA GeForce GTS 450 Rev. 3 vs AMD Radeon HD 6970

VS

NVIDIA GeForce GTS 450 Rev. 3 AMD Radeon HD 6970

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTS 450 Rev. 3 and 2GB VRAM Radeon HD 6970 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

Released 1 years and 7 months late

Lower TDP (106W vs 250W)

AMD Radeon HD 6970 's Advantages

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (176.0GB/s vs 22.40GB/s)

1392 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTS 450 Rev. 3

0.451 TFLOPS

Radeon HD 6970 +499%

2.703 TFLOPS

GeForce GTS 450 Rev. 3

VS

Radeon HD 6970

Graphics Card

Jul 2012

Release Date

Dec 2010

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

1375 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

22.40GB/s

Bandwidth

176.0GB/s

Render Config

3

SM Count

-

Compute Units

24

144

Shading Units

1536

24

TMUs

96

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

28.16 GPixel/s

18.79 GTexel/s

Texture Rate

84.48 GTexel/s

-

FP16 (half)

-

451.0 GFLOPS

FP32 (float)

2.703 TFLOPS

37.58 GFLOPS

FP64 (double)

675.8 GFLOPS

Graphics Processor

GF116

GPU Name

Cayman

GF116-200-KA-A1

GPU Variant

Cayman XT (215-0807007)

Fermi 2.0

Architecture

TeraScale 3

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.17 billion

Transistors

2.64 billion

238 mm²

Die Size

389 mm²

Board Design

106W

TDP

250W

300 W

Suggested PSU

600 W

2x DVI 1x mini-HDMI 1.3a

Outputs

2x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

-

Power Connectors

1x 6-pin + 1x 8-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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