AMD Radeon R9 270X vs ATI Radeon HD 4550

VS

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270X and 256MB VRAM Radeon HD 4550 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 270X 's Advantages

Released 5 years and 1 months late

Boost Clock1050MHz

Larger VRAM bandwidth (179.2GB/s vs 10.48GB/s)

1200 additional rendering cores

ATI Radeon HD 4550 's Advantages

Lower TDP (25W vs 180W)

Score

Benchmark

FP32 (float)

Radeon R9 270X +2700%

2.688 TFLOPS

Radeon HD 4550

0.096 TFLOPS

Radeon R9 270X

VS

Radeon HD 4550

Graphics Card

Oct 2013

Release Date

Sep 2008

Volcanic Islands

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1000 MHz

Base Clock

-

1050 MHz

Boost Clock

-

1400 MHz

Memory Clock

655 MHz

Memory

2GB

Memory Size

256MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

64bit

179.2GB/s

Bandwidth

10.48GB/s

Render Config

-

SM Count

-

20

Compute Units

1

1280

Shading Units

80

TMUs

8

32

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

64 KB

Theoretical Performance

33.60 GPixel/s

Pixel Rate

2.400 GPixel/s

84.00 GTexel/s

Texture Rate

4.800 GTexel/s

-

FP16 (half)

-

2.688 TFLOPS

FP32 (float)

96.00 GFLOPS

168.0 GFLOPS

FP64 (double)

-

Graphics Processor

Curacao

GPU Name

RV710

Curacao XT (215-0848004)

GPU Variant

RV710 (215-0725016)

GCN 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

2.8 billion

Transistors

0.242 billion

212 mm²

Die Size

73 mm²

Board Design

180W

TDP

25W

450 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x HDMI 1.3a 1x DisplayPort 1.0

2x 6-pin

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

-

5.1

Shader Model

4.1

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