AMD Radeon 550X 640SP vs AMD Radeon HD 6530

VS

AMD Radeon 550X 640SP

AMD Radeon HD 6530

We compared two Desktop platform GPUs: 4GB VRAM Radeon 550X 640SP and 1024MB VRAM Radeon HD 6530 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 550X 640SP 's Advantages

Released 6 years and 11 months late

Boost Clock1071MHz

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (48.00GB/s vs 19.20GB/s)

240 additional rendering cores

AMD Radeon HD 6530 's Advantages

Lower TDP (39W vs 50W)

Score

Benchmark

FP32 (float)

Radeon 550X 640SP +163%

1.371 TFLOPS

Radeon HD 6530

0.52 TFLOPS

Radeon 550X 640SP

VS

Radeon HD 6530

Graphics Card

Apr 2018

Release Date

May 2011

Polaris

Generation

Northern Islands

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

600 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

64bit

Memory Bus

128bit

48.00GB/s

Bandwidth

19.20GB/s

Render Config

10

Compute Units

5

-

640

Shading Units

400

40

TMUs

20

16

ROPs

8

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

17.14 GPixel/s

Pixel Rate

5.200 GPixel/s

42.84 GTexel/s

Texture Rate

13.00 GTexel/s

1371 GFLOPS

FP16 (half)

-

1371 GFLOPS

FP32 (float)

520.0 GFLOPS

85.68 GFLOPS

FP64 (double)

-

Board Design

50W

TDP

39W

250 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

None

Power Connectors

-

Graphics Processor

Lexa

GPU Name

Redwood

Lexa PRO (215-0904018)

GPU Variant

Redwood PRO (215-0757004)

GCN 4.0

Architecture

TeraScale 2

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

2.2 billion

Transistors

0.627 billion

103 mm²

Die Size

104 mm²

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

Vulkan

N/A

-

6.4

Shader Model

5.0

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