ATI Radeon HD 4855 vs AMD Radeon RX 470

VS

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4855 and 4GB VRAM Radeon RX 470 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4855 's Advantages

Lower TDP (110W vs 120W)

AMD Radeon RX 470 's Advantages

Released 6 years and 7 months late

Boost Clock1206MHz

Larger VRAM bandwidth (211.2GB/s vs 115.2GB/s)

1408 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 4855

0.736 TFLOPS

Radeon RX 470 +571%

4.94 TFLOPS

Radeon HD 4855

VS

Radeon RX 470

Graphics Card

Jan 2010

Release Date

Aug 2016

Radeon R700

Generation

Arctic Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

926 MHz

-

Boost Clock

1206 MHz

900 MHz

Memory Clock

1650 MHz

Memory

512MB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

115.2GB/s

Bandwidth

211.2GB/s

Render Config

-

SM Count

-

8

Compute Units

32

640

Shading Units

2048

32

TMUs

128

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

2 MB

Theoretical Performance

9.200 GPixel/s

Pixel Rate

38.59 GPixel/s

18.40 GTexel/s

Texture Rate

154.4 GTexel/s

-

FP16 (half)

4.940 TFLOPS

736.0 GFLOPS

FP32 (float)

4.940 TFLOPS

147.2 GFLOPS

FP64 (double)

308.7 GFLOPS

Graphics Processor

RV770

GPU Name

Ellesmere

RV770 PRO (215-0669065)

GPU Variant

Polaris 10 PRO (215-0876204)

TeraScale

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

55 nm

Process Size

14 nm

0.956 billion

Transistors

5.7 billion

256 mm²

Die Size

232 mm²

Board Design

110W

TDP

120W

300 W

Suggested PSU

300 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

1x 6-pin

Power Connectors

1x 6-pin

Graphics Features

10.1 (10_1)

DirectX

12 (12_0)

3.3

OpenGL

4.6

1.1

OpenCL

2.1

N/A

Vulkan

1.2

-

CUDA

-

4.1

Shader Model

6.4

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