AMD Radeon 550X 640SP vs NVIDIA GeForce GTX 560 Ti X2

VS

AMD Radeon 550X 640SP NVIDIA GeForce GTX 560 Ti X2

We compared two Desktop platform GPUs: 4GB VRAM Radeon 550X 640SP and 1024MB VRAM GeForce GTX 560 Ti X2 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 3 months late

Boost Clock1071MHz

More VRAM (4GB vs 1GB)

256 additional rendering cores

Lower TDP (50W vs 170W)

NVIDIA GeForce GTX 560 Ti X2 's Advantages

Larger VRAM bandwidth (128.3GB/s vs 48.00GB/s)

Score

Benchmark

FP32 (float)

Radeon 550X 640SP +4%

1.371 TFLOPS

GeForce GTX 560 Ti X2

1.306 TFLOPS

Radeon 550X 640SP

VS

GeForce GTX 560 Ti X2

Graphics Card

Apr 2018

Release Date

Jan 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

1002 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

256bit

48.00GB/s

Bandwidth

128.3GB/s

Render Config

-

SM Count

8

10

Compute Units

-

640

Shading Units

384

40

TMUs

64

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

512 KB

Theoretical Performance

17.14 GPixel/s

Pixel Rate

13.60 GPixel/s

42.84 GTexel/s

Texture Rate

54.40 GTexel/s

1371 GFLOPS

FP16 (half)

-

1371 GFLOPS

FP32 (float)

1306 GFLOPS

85.68 GFLOPS

FP64 (double)

108.8 GFLOPS

Graphics Processor

Lexa

GPU Name

GF114

Lexa PRO (215-0904018)

GPU Variant

GF114-400-A1

GCN 4.0

Architecture

Fermi 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

2.2 billion

Transistors

1.95 billion

103 mm²

Die Size

332 mm²

Board Design

50W

TDP

170W

250 W

Suggested PSU

450 W

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

Outputs

3x DVI 1x mini-HDMI 1.3a

None

Power Connectors

2x 8-pin

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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