AMD Radeon R9 270X vs AMD Radeon RX 5300

VS

AMD Radeon R9 270X

AMD Radeon RX 5300

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270X and 3GB VRAM Radeon RX 5300 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 270X 's Advantages

Larger VRAM bandwidth (179.2GB/s vs 168.0GB/s)

AMD Radeon RX 5300 's Advantages

Released 6 years and 7 months late

Boost Clock has increased by 57% (1645MHz vs 1050MHz)

More VRAM (3GB vs 2GB)

128 additional rendering cores

Lower TDP (100W vs 180W)

Score

Benchmark

FP32 (float)

Radeon R9 270X

2.688 TFLOPS

Radeon RX 5300 +72%

4.632 TFLOPS

Radeon R9 270X

VS

Radeon RX 5300

Graphics Card

Oct 2013

Release Date

May 2020

Volcanic Islands

Generation

Navi

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

1000 MHz

Base Clock

1327 MHz

1050 MHz

Boost Clock

1645 MHz

1400 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

3GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

96bit

179.2GB/s

Bandwidth

168.0GB/s

Render Config

20

Compute Units

22

-

1280

Shading Units

1408

80

TMUs

88

32

ROPs

32

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

1536 KB

-

Theoretical Performance

33.60 GPixel/s

Pixel Rate

52.64 GPixel/s

84.00 GTexel/s

Texture Rate

144.8 GTexel/s

-

FP16 (half)

9.265 TFLOPS

2.688 TFLOPS

FP32 (float)

4.632 TFLOPS

168.0 GFLOPS

FP64 (double)

289.5 GFLOPS

Board Design

180W

TDP

100W

450 W

Suggested PSU

300 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

2x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

Curacao

GPU Name

Navi 14

Curacao XT (215-0848004)

GPU Variant

Navi 14 XE

GCN 1.0

Architecture

RDNA 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

2.8 billion

Transistors

6.4 billion

212 mm²

Die Size

158 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.3

-

5.1

Shader Model

6.5

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