NVIDIA GeForce GTS 450 vs AMD Radeon 550X

VS

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTS 450 and 2GB VRAM Radeon 550X 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 1GB)

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

320 additional rendering cores

Lower TDP (50W vs 106W)

Score

Benchmark

FP32 (float)

GeForce GTS 450

0.601 TFLOPS

Radeon 550X +107%

1.247 TFLOPS

GeForce GTS 450

VS

Radeon 550X

Graphics Card

Sep 2010

Release Date

Mar 2019

GeForce 400

Generation

Polaris

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1082 MHz

-

Boost Clock

1218 MHz

902 MHz

Memory Clock

1750 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

57.73GB/s

Bandwidth

112.0GB/s

Render Config

4

SM Count

-

Compute Units

8

192

Shading Units

512

32

TMUs

32

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

512 KB

Theoretical Performance

6.264 GPixel/s

Pixel Rate

19.49 GPixel/s

25.06 GTexel/s

Texture Rate

38.98 GTexel/s

-

FP16 (half)

1247 GFLOPS

601.3 GFLOPS

FP32 (float)

1247 GFLOPS

50.11 GFLOPS

FP64 (double)

77.95 GFLOPS

Graphics Processor

GF106

GPU Name

Lexa

GF106-250-KA-A1

GPU Variant

Lexa PRO (215-0904018)

Fermi

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

1.17 billion

Transistors

2.2 billion

238 mm²

Die Size

103 mm²

Board Design

106W

TDP

50W

300 W

Suggested PSU

250 W

2x DVI 1x mini-HDMI 1.3a

Outputs

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

1x 6-pin

Power Connectors

None

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.1

OpenCL

2.1

N/A

Vulkan

1.2

2.1

CUDA

-

5.1

Shader Model

6.4

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