AMD Radeon 550X 640SP vs ATI Radeon HD 4520

VS

AMD Radeon 550X 640SP

ATI Radeon HD 4520

We compared two Desktop platform GPUs: 4GB VRAM Radeon 550X 640SP and 512MB VRAM Radeon HD 4520 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 550X 640SP 's Advantages

Released 8 years and 4 months late

Boost Clock1071MHz

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (48.00GB/s vs 6.400GB/s)

560 additional rendering cores

ATI Radeon HD 4520 's Advantages

Lower TDP (25W vs 50W)

Score

Benchmark

FP32 (float)

Radeon 550X 640SP +1328%

1.371 TFLOPS

Radeon HD 4520

0.096 TFLOPS

Radeon 550X 640SP

VS

Radeon HD 4520

Graphics Card

Apr 2018

Release Date

Dec 2009

Polaris

Generation

Radeon R700

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

400 MHz

Memory

4GB

Memory Size

512MB

GDDR5

Memory Type

DDR2

64bit

Memory Bus

64bit

48.00GB/s

Bandwidth

6.400GB/s

Render Config

10

Compute Units

1

-

640

Shading Units

80

40

TMUs

8

16

ROPs

4

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

64 KB

-

Theoretical Performance

17.14 GPixel/s

Pixel Rate

2.400 GPixel/s

42.84 GTexel/s

Texture Rate

4.800 GTexel/s

1371 GFLOPS

FP16 (half)

-

1371 GFLOPS

FP32 (float)

96.00 GFLOPS

85.68 GFLOPS

FP64 (double)

-

Board Design

50W

TDP

25W

250 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x HDMI 1.3a 1x DisplayPort 1.0

None

Power Connectors

None

Graphics Processor

Lexa

GPU Name

RV710

Lexa PRO (215-0904018)

GPU Variant

RV710 (215-0725016)

GCN 4.0

Architecture

TeraScale

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

55 nm

2.2 billion

Transistors

0.242 billion

103 mm²

Die Size

73 mm²

Graphics Features

12 (12_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.2

Vulkan

N/A

-

6.4

Shader Model

4.1

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