AMD Radeon Pro 5500 XT vs AMD Radeon R9 270 1024SP

VS

AMD Radeon Pro 5500 XT

AMD Radeon R9 270 1024SP

We compared two Desktop platform GPUs: 8GB VRAM Radeon Pro 5500 XT and 2GB VRAM Radeon R9 270 1024SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 5500 XT 's Advantages

Released 5 years and 5 months late

Boost Clock has increased by 90% (1757MHz vs 925MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (224.0GB/s vs 153.6GB/s)

512 additional rendering cores

Lower TDP (125W vs 150W)

Score

Benchmark

FP32 (float)

Radeon Pro 5500 XT +185%

5.398 TFLOPS

Radeon R9 270 1024SP

1.894 TFLOPS

Radeon Pro 5500 XT

VS

Radeon R9 270 1024SP

Graphics Card

Aug 2020

Release Date

Mar 2015

Radeon Pro Mac

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1187 MHz

Base Clock

900 MHz

1757 MHz

Boost Clock

925 MHz

1750 MHz

Memory Clock

1200 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

256bit

224.0GB/s

Bandwidth

153.6GB/s

Render Config

24

Compute Units

16

-

1536

Shading Units

1024

96

TMUs

64

32

ROPs

32

-

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

56.22 GPixel/s

Pixel Rate

29.60 GPixel/s

168.7 GTexel/s

Texture Rate

59.20 GTexel/s

10.80 TFLOPS

FP16 (half)

-

5.398 TFLOPS

FP32 (float)

1.894 TFLOPS

337.3 GFLOPS

FP64 (double)

118.4 GFLOPS

Board Design

125W

TDP

150W

300 W

Suggested PSU

450 W

No outputs

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

None

Power Connectors

1x 6-pin

Graphics Processor

Navi 14

GPU Name

Pitcairn

Navi 14 PRO XL

GPU Variant

Pitcairn PRO (215-0828062)

RDNA 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

6.4 billion

Transistors

2.8 billion

158 mm²

Die Size

212 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

1.3

Vulkan

1.2

-

6.5

Shader Model

5.1

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