AMD Radeon Pro V520 vs ATI Radeon HD 4855

VS

AMD Radeon Pro V520

ATI Radeon HD 4855

We compared two Desktop platform GPUs: 8GB VRAM Radeon Pro V520 and 512MB VRAM Radeon HD 4855 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro V520 's Advantages

Released 10 years and 11 months late

Boost Clock1600MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (512.0GB/s vs 115.2GB/s)

1664 additional rendering cores

ATI Radeon HD 4855 's Advantages

Lower TDP (110W vs 225W)

Score

Benchmark

FP32 (float)

Radeon Pro V520 +901%

7.373 TFLOPS

Radeon HD 4855

0.736 TFLOPS

Radeon Pro V520

VS

Radeon HD 4855

Graphics Card

Dec 2020

Release Date

Jan 2010

Radeon Pro

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1000 MHz

Base Clock

-

1600 MHz

Boost Clock

-

1000 MHz

Memory Clock

900 MHz

Memory

8GB

Memory Size

512MB

HBM2

Memory Type

GDDR5

2048bit

Memory Bus

256bit

512.0GB/s

Bandwidth

115.2GB/s

Render Config

36

Compute Units

8

-

2304

Shading Units

640

144

TMUs

32

64

ROPs

16

-

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

256 KB

-

Theoretical Performance

102.4 GPixel/s

Pixel Rate

9.200 GPixel/s

230.4 GTexel/s

Texture Rate

18.40 GTexel/s

14.75 TFLOPS

FP16 (half)

-

7.373 TFLOPS

FP32 (float)

736.0 GFLOPS

460.8 GFLOPS

FP64 (double)

147.2 GFLOPS

Board Design

225W

TDP

110W

550 W

Suggested PSU

300 W

No outputs

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Navi 12

GPU Name

RV770

Navi 12

GPU Variant

RV770 PRO (215-0669065)

RDNA 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

7 nm

Process Size

55 nm

Unknown

Transistors

0.956 billion

Unknown

Die Size

256 mm²

Graphics Features

12 (12_1)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.2

OpenCL

1.1

1.3

Vulkan

N/A

-

6.5

Shader Model

4.1

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