AMD Radeon RX 455 OEM vs ATI Radeon X1550

VS

AMD Radeon RX 455 OEM

ATI Radeon X1550

We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 455 OEM and 256MB VRAM Radeon X1550 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 9 years and 5 months late

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (104.0GB/s vs 12.80GB/s)

768 additional rendering cores

ATI Radeon X1550 's Advantages

Lower TDP (27W vs 100W)

Score

Radeon RX 455 OEM

VS

Radeon X1550

Graphics Card

Jun 2016

Release Date

Jan 2007

Arctic Islands

Generation

Radeon R500 PCIe

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1625 MHz

Memory Clock

400 MHz

Memory

2GB

Memory Size

256MB

GDDR5

Memory Type

DDR2

128bit

Memory Bus

128bit

104.0GB/s

Bandwidth

12.80GB/s

Render Config

12

Compute Units

-

768

Shading Units

-

48

TMUs

4

16

ROPs

4

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

-

Theoretical Performance

16.80 GPixel/s

Pixel Rate

2.200 GPixel/s

50.40 GTexel/s

Texture Rate

2.200 GTexel/s

-

1.613 TFLOPS

FP32 (float)

-

100.8 GFLOPS

FP64 (double)

-

Board Design

100W

TDP

27W

300 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x VGA 1x S-Video

1x 6-pin

Power Connectors

None

Graphics Processor

Tobago

GPU Name

RV516

Tobago PRO (215-0875010)

GPU Variant

-

GCN 2.0

Architecture

R500

TSMC

Foundry

UMC

28 nm

Process Size

80 nm

2.08 billion

Transistors

0.107 billion

160 mm²

Die Size

100 mm²

Graphics Features

12 (12_0)

DirectX

9.0c (9_3)

4.6

OpenGL

2.1

2.0

OpenCL

N/A

1.2

Vulkan

N/A

-

6.3

Shader Model

3.0

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