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

VS

AMD Radeon 550X 640SP

NVIDIA GeForce GTX 550 Ti

We compared two Desktop platform GPUs: 4GB VRAM Radeon 550X 640SP and 1024MB VRAM GeForce GTX 550 Ti to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

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)

NVIDIA GeForce GTX 550 Ti 's Advantages

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

Score

Benchmark

FP32 (float)

Radeon 550X 640SP +98%

1.371 TFLOPS

GeForce GTX 550 Ti

0.691 TFLOPS

Radeon 550X 640SP

VS

GeForce GTX 550 Ti

Graphics Card

Apr 2018

Release Date

Mar 2011

Polaris

Generation

GeForce 500

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1019 MHz

Base Clock

-

1071 MHz

Boost Clock

-

1500 MHz

Memory Clock

1026 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

192bit

48.00GB/s

Bandwidth

98.50GB/s

Render Config

10

Compute Units

-

SM Count

4

640

Shading Units

192

40

TMUs

32

16

ROPs

24

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

384 KB

-

Theoretical Performance

17.14 GPixel/s

Pixel Rate

7.200 GPixel/s

42.84 GTexel/s

Texture Rate

28.80 GTexel/s

1371 GFLOPS

FP16 (half)

-

1371 GFLOPS

FP32 (float)

691.2 GFLOPS

85.68 GFLOPS

FP64 (double)

57.60 GFLOPS

Board Design

50W

TDP

116W

250 W

Suggested PSU

300 W

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

Outputs

2x DVI 1x mini-HDMI 1.3a

None

Power Connectors

1x 6-pin

Graphics Processor

Lexa

GPU Name

GF116

Lexa PRO (215-0904018)

GPU Variant

GF116-400-A1

GCN 4.0

Architecture

Fermi 2.0

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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