NVIDIA GeForce GTS 450 OEM vs AMD Radeon 550X 640SP

VS

NVIDIA GeForce GTS 450 OEM

AMD Radeon 550X 640SP

We compared two Desktop platform GPUs: 512MB VRAM GeForce GTS 450 OEM and 4GB VRAM Radeon 550X 640SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTS 450 OEM 's Advantages

Larger VRAM bandwidth (57.73GB/s vs 48.00GB/s)

AMD Radeon 550X 640SP 's Advantages

Released 7 years and 7 months late

Boost Clock1071MHz

More VRAM (4GB vs 512GB)

496 additional rendering cores

Lower TDP (50W vs 106W)

Score

Benchmark

FP32 (float)

GeForce GTS 450 OEM

0.451 TFLOPS

Radeon 550X 640SP +203%

1.371 TFLOPS

GeForce GTS 450 OEM

VS

Radeon 550X 640SP

Graphics Card

Sep 2010

Release Date

Apr 2018

GeForce 400

Generation

Polaris

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1019 MHz

-

Boost Clock

1071 MHz

902 MHz

Memory Clock

1500 MHz

Memory

512MB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

64bit

57.73GB/s

Bandwidth

48.00GB/s

Render Config

-

Compute Units

10

3

SM Count

-

144

Shading Units

640

24

TMUs

40

16

ROPs

16

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

4.698 GPixel/s

Pixel Rate

17.14 GPixel/s

18.79 GTexel/s

Texture Rate

42.84 GTexel/s

-

FP16 (half)

1371 GFLOPS

451.0 GFLOPS

FP32 (float)

1371 GFLOPS

37.58 GFLOPS

FP64 (double)

85.68 GFLOPS

Board Design

106W

TDP

50W

300 W

Suggested PSU

250 W

1x DVI 1x DisplayPort 1x VGA

Outputs

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

1x 6-pin

Power Connectors

None

Graphics Processor

GF106

GPU Name

Lexa

-

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

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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