AMD Radeon RX 455 OEM vs ATI Radeon HD 3550

VS

AMD Radeon RX 455 OEM

ATI Radeon HD 3550

We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 455 OEM and 512MB VRAM Radeon HD 3550 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 455 OEM 's Advantages

Released 7 years and 10 months late

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (104.0GB/s vs 6.336GB/s)

728 additional rendering cores

ATI Radeon HD 3550 's Advantages

Lower TDP (30W vs 100W)

Score

Benchmark

FP32 (float)

Radeon RX 455 OEM +3260%

1.613 TFLOPS

Radeon HD 3550

0.048 TFLOPS

Radeon RX 455 OEM

VS

Radeon HD 3550

Graphics Card

Jun 2016

Release Date

Aug 2008

Arctic Islands

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1625 MHz

Memory Clock

396 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

DDR2

128bit

Memory Bus

64bit

104.0GB/s

Bandwidth

6.336GB/s

Render Config

12

Compute Units

2

-

768

Shading Units

40

48

TMUs

4

16

ROPs

4

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

64 KB

-

Theoretical Performance

16.80 GPixel/s

Pixel Rate

2.376 GPixel/s

50.40 GTexel/s

Texture Rate

2.376 GTexel/s

-

1.613 TFLOPS

FP32 (float)

47.52 GFLOPS

100.8 GFLOPS

FP64 (double)

-

Board Design

100W

TDP

30W

300 W

Suggested PSU

200 W

1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

2x DisplayPort

1x 6-pin

Power Connectors

None

Graphics Processor

Tobago

GPU Name

RV620

Tobago PRO (215-0875010)

GPU Variant

RV620 PRO (215-0670006)

GCN 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

2.08 billion

Transistors

0.181 billion

160 mm²

Die Size

67 mm²

Graphics Features

12 (12_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.0

OpenCL

N/A

1.2

Vulkan

N/A

-

6.3

Shader Model

4.1

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