AMD Radeon RX 480 vs ATI Radeon HD 4450

VS

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 480 and 512MB VRAM Radeon HD 4450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 480 's Advantages

Released 4 years and 7 months late

Boost Clock1266MHz

Larger VRAM bandwidth (256.0GB/s vs 6.400GB/s)

2224 additional rendering cores

ATI Radeon HD 4450 's Advantages

Lower TDP (25W vs 150W)

Score

Benchmark

FP32 (float)

Radeon RX 480 +5977%

5.834 TFLOPS

Radeon HD 4450

0.096 TFLOPS

Radeon RX 480

VS

Radeon HD 4450

Graphics Card

Jun 2016

Release Date

Nov 2011

Arctic Islands

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1120 MHz

Base Clock

-

1266 MHz

Boost Clock

-

2000 MHz

Memory Clock

400 MHz

Memory

8GB

Memory Size

512MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

64bit

256.0GB/s

Bandwidth

6.400GB/s

Render Config

-

SM Count

-

36

Compute Units

1

2304

Shading Units

80

144

TMUs

8

32

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

64 KB

Theoretical Performance

40.51 GPixel/s

Pixel Rate

2.400 GPixel/s

182.3 GTexel/s

Texture Rate

4.800 GTexel/s

5.834 TFLOPS

FP16 (half)

-

5.834 TFLOPS

FP32 (float)

96.00 GFLOPS

364.6 GFLOPS

FP64 (double)

-

Graphics Processor

Ellesmere

GPU Name

RV710

Polaris 10 XT (215-0876184)

GPU Variant

RV710 (215-0725016)

GCN 4.0

Architecture

TeraScale

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

55 nm

5.7 billion

Transistors

0.242 billion

232 mm²

Die Size

73 mm²

Board Design

150W

TDP

25W

450 W

Suggested PSU

200 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

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

1x 6-pin

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

-

6.4

Shader Model

4.1

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