AMD Radeon R9 270 1024SP vs Intel Arc B580

VS

AMD Radeon R9 270 1024SP

Intel Arc B580

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270 1024SP and 12GB VRAM Arc B580 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 270 1024SP 's Advantages

Lower TDP (150W vs 190W)

Intel Arc B580 's Advantages

Released 9 years and 9 months late

Boost Clock has increased by 189% (2670MHz vs 925MHz)

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (456.0GB/s vs 153.6GB/s)

1536 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 270 1024SP

1.894 TFLOPS

Arc B580 +621%

13.67 TFLOPS

Radeon R9 270 1024SP

VS

Arc B580

Graphics Card

Mar 2015

Release Date

Dec 2024

Volcanic Islands

Generation

Battlemage(Arc 5)

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

900 MHz

Base Clock

2670 MHz

925 MHz

Boost Clock

2670 MHz

1200 MHz

Memory Clock

2375 MHz

Memory

2GB

Memory Size

12GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

192bit

153.6GB/s

Bandwidth

456.0GB/s

Render Config

16

Compute Units

-

1024

Shading Units

2560

64

TMUs

160

32

ROPs

80

-

Tensor Cores

160

-

RT Cores

20

16 KB (per CU)

L1 Cache

256 KB (per EU)

512 KB

L2 Cache

18 MB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

213.6 GPixel/s

59.20 GTexel/s

Texture Rate

427.2 GTexel/s

-

FP16 (half)

27.34 TFLOPS

1.894 TFLOPS

FP32 (float)

13.67 TFLOPS

118.4 GFLOPS

FP64 (double)

1.709 TFLOPS

Board Design

150W

TDP

190W

450 W

Suggested PSU

450 W

2x 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

Pitcairn

GPU Name

BMG-G21

Pitcairn PRO (215-0828062)

GPU Variant

SRPMF

GCN 1.0

Architecture

Xe2

TSMC

Foundry

TSMC

28 nm

Process Size

5 nm

2.8 billion

Transistors

19.6 billion

212 mm²

Die Size

272 mm²

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.4

-

5.1

Shader Model

6.6

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