ATI Radeon HD 5450 PCI vs AMD Radeon R7 250X

VS

ATI Radeon HD 5450 PCI

AMD Radeon R7 250X

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 5450 PCI and 1024MB VRAM Radeon R7 250X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5450 PCI 's Advantages

Lower TDP (19W vs 80W)

AMD Radeon R7 250X 's Advantages

Released 4 years late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (72.00GB/s vs 5.328GB/s)

560 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 5450 PCI

0.104 TFLOPS

Radeon R7 250X +1069%

1.216 TFLOPS

Radeon HD 5450 PCI

VS

Radeon R7 250X

Graphics Card

Feb 2010

Release Date

Feb 2014

Evergreen

Generation

Volcanic Islands

Desktop

Type

Desktop

PCI

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

333 MHz

Memory Clock

1125 MHz

Memory

512MB

Memory Size

1024MB

DDR2

Memory Type

GDDR5

64bit

Memory Bus

128bit

5.328GB/s

Bandwidth

72.00GB/s

Render Config

2

Compute Units

10

-

80

Shading Units

640

8

TMUs

40

4

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

2.600 GPixel/s

Pixel Rate

15.20 GPixel/s

5.200 GTexel/s

Texture Rate

38.00 GTexel/s

-

104.0 GFLOPS

FP32 (float)

1216 GFLOPS

-

FP64 (double)

76.00 GFLOPS

Board Design

19W

TDP

80W

200 W

Suggested PSU

250 W

1x DVI 1x HDMI 1.3a

Outputs

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

None

Power Connectors

1x 6-pin

Graphics Processor

Cedar

GPU Name

Cape Verde

Cedar PRO

GPU Variant

Cape Verde XT

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.292 billion

Transistors

1.5 billion

59 mm²

Die Size

123 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_1)

4.4

OpenGL

4.6

1.2

OpenCL

1.2

N/A

Vulkan

1.2

-

5.0

Shader Model

5.1

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