AMD Radeon RX 455 OEM vs Intel Arc B580

VS

AMD Radeon RX 455 OEM

Intel Arc B580

We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 455 OEM and 12GB VRAM Arc B580 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 455 OEM 's Advantages

Lower TDP (100W vs 190W)

Intel Arc B580 's Advantages

Released 8 years and 6 months late

Boost Clock2670MHz

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (456.0GB/s vs 104.0GB/s)

1792 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 455 OEM

1.613 TFLOPS

Arc B580 +747%

13.67 TFLOPS

Radeon RX 455 OEM

VS

Arc B580

Graphics Card

Jun 2016

Release Date

Dec 2024

Arctic Islands

Generation

Battlemage(Arc 5)

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

2670 MHz

-

Boost Clock

2670 MHz

1625 MHz

Memory Clock

2375 MHz

Memory

2GB

Memory Size

12GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

192bit

104.0GB/s

Bandwidth

456.0GB/s

Render Config

12

Compute Units

-

768

Shading Units

2560

48

TMUs

160

16

ROPs

80

-

Tensor Cores

160

-

RT Cores

20

16 KB (per CU)

L1 Cache

256 KB (per EU)

256 KB

L2 Cache

18 MB

-

Theoretical Performance

16.80 GPixel/s

Pixel Rate

213.6 GPixel/s

50.40 GTexel/s

Texture Rate

427.2 GTexel/s

-

FP16 (half)

27.34 TFLOPS

1.613 TFLOPS

FP32 (float)

13.67 TFLOPS

100.8 GFLOPS

FP64 (double)

1.709 TFLOPS

Board Design

100W

TDP

190W

300 W

Suggested PSU

450 W

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

Outputs

1x HDMI 2.1a3x DisplayPort 2.1

1x 6-pin

Power Connectors

1x 8-pin

Graphics Processor

Tobago

GPU Name

BMG-G21

Tobago PRO (215-0875010)

GPU Variant

SRPMF

GCN 2.0

Architecture

Xe2

TSMC

Foundry

TSMC

28 nm

Process Size

5 nm

2.08 billion

Transistors

19.6 billion

160 mm²

Die Size

272 mm²

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.0

OpenCL

3.0

1.2

Vulkan

1.4

-

6.3

Shader Model

6.6

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