NVIDIA GeForce GTS 450 OEM vs AMD Radeon HD 7970 X2

VS

NVIDIA GeForce GTS 450 OEM

AMD Radeon HD 7970 X2

We compared two Desktop platform GPUs: 512MB VRAM GeForce GTS 450 OEM and 3GB VRAM Radeon HD 7970 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTS 450 OEM 's Advantages

Lower TDP (106W vs 500W)

AMD Radeon HD 7970 X2 's Advantages

Released 1 years and 11 months late

More VRAM (3GB vs 512GB)

Larger VRAM bandwidth (264.0GB/s vs 57.73GB/s)

1904 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTS 450 OEM

0.451 TFLOPS

Radeon HD 7970 X2 +740%

3.789 TFLOPS

GeForce GTS 450 OEM

VS

Radeon HD 7970 X2

Graphics Card

Sep 2010

Release Date

Aug 2012

GeForce 400

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

902 MHz

Memory Clock

1375 MHz

Memory

512MB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

384bit

57.73GB/s

Bandwidth

264.0GB/s

Render Config

-

Compute Units

32

3

SM Count

-

144

Shading Units

2048

24

TMUs

128

16

ROPs

32

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

768 KB

-

Theoretical Performance

4.698 GPixel/s

Pixel Rate

29.60 GPixel/s

18.79 GTexel/s

Texture Rate

118.4 GTexel/s

-

451.0 GFLOPS

FP32 (float)

3.789 TFLOPS

37.58 GFLOPS

FP64 (double)

947.2 GFLOPS

Board Design

106W

TDP

500W

300 W

Suggested PSU

900 W

1x DVI 1x DisplayPort 1x VGA

Outputs

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

1x 6-pin

Power Connectors

3x 8-pin

Graphics Processor

GF106

GPU Name

New Zealand

-

Fermi

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.17 billion

Transistors

4.313 billion

238 mm²

Die Size

352 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.1

OpenCL

1.2

N/A

Vulkan

1.2

2.1

CUDA

-

5.1

Shader Model

5.1

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