NVIDIA GeForce GTX 550 Ti vs AMD Radeon 550X 640SP

VS

NVIDIA GeForce GTX 550 Ti

AMD Radeon 550X 640SP

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 550 Ti 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 GTX 550 Ti 's Advantages

Larger VRAM bandwidth (98.50GB/s vs 48.00GB/s)

AMD Radeon 550X 640SP 's Advantages

Released 7 years and 1 months late

Boost Clock1071MHz

More VRAM (4GB vs 1024GB)

448 additional rendering cores

Lower TDP (50W vs 116W)

Score

Benchmark

FP32 (float)

GeForce GTX 550 Ti

0.691 TFLOPS

Radeon 550X 640SP +98%

1.371 TFLOPS

GeForce GTX 550 Ti

VS

Radeon 550X 640SP

Graphics Card

Mar 2011

Release Date

Apr 2018

GeForce 500

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

1026 MHz

Memory Clock

1500 MHz

Memory

1024MB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

192bit

Memory Bus

64bit

98.50GB/s

Bandwidth

48.00GB/s

Render Config

-

Compute Units

10

4

SM Count

-

192

Shading Units

640

32

TMUs

40

24

ROPs

16

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

384 KB

L2 Cache

256 KB

-

Theoretical Performance

7.200 GPixel/s

Pixel Rate

17.14 GPixel/s

28.80 GTexel/s

Texture Rate

42.84 GTexel/s

-

FP16 (half)

1371 GFLOPS

691.2 GFLOPS

FP32 (float)

1371 GFLOPS

57.60 GFLOPS

FP64 (double)

85.68 GFLOPS

Board Design

116W

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 Processor

GF116

GPU Name

Lexa

GF116-400-A1

GPU Variant

Lexa PRO (215-0904018)

Fermi 2.0

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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