AMD Radeon 550X vs NVIDIA GeForce GTS 450 OEM

VS

AMD Radeon 550X

NVIDIA GeForce GTS 450 OEM

We compared two Desktop platform GPUs: 2GB VRAM Radeon 550X and 512MB VRAM GeForce GTS 450 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 550X 's Advantages

Released 8 years and 6 months late

Boost Clock1218MHz

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (112.0GB/s vs 57.73GB/s)

368 additional rendering cores

Lower TDP (50W vs 106W)

Score

Benchmark

FP32 (float)

Radeon 550X +176%

1.247 TFLOPS

GeForce GTS 450 OEM

0.451 TFLOPS

Radeon 550X

VS

GeForce GTS 450 OEM

Graphics Card

Mar 2019

Release Date

Sep 2010

Polaris

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1082 MHz

Base Clock

-

1218 MHz

Boost Clock

-

1750 MHz

Memory Clock

902 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

112.0GB/s

Bandwidth

57.73GB/s

Render Config

8

Compute Units

-

SM Count

3

512

Shading Units

144

32

TMUs

24

16

ROPs

16

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

19.49 GPixel/s

Pixel Rate

4.698 GPixel/s

38.98 GTexel/s

Texture Rate

18.79 GTexel/s

1247 GFLOPS

FP16 (half)

-

1247 GFLOPS

FP32 (float)

451.0 GFLOPS

77.95 GFLOPS

FP64 (double)

37.58 GFLOPS

Board Design

50W

TDP

106W

250 W

Suggested PSU

300 W

1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a

Outputs

1x DVI 1x DisplayPort 1x VGA

None

Power Connectors

1x 6-pin

Graphics Processor

Lexa

GPU Name

GF106

Lexa PRO (215-0904018)

GPU Variant

-

GCN 4.0

Architecture

Fermi

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

2.2 billion

Transistors

1.17 billion

103 mm²

Die Size

238 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

2.1

6.4

Shader Model

5.1

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