ATI Radeon HD 5450 vs ATI Radeon HD 5850

VS

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 5450 and 1024MB VRAM Radeon HD 5850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5450 's Advantages

Lower TDP (19W vs 151W)

ATI Radeon HD 5850 's Advantages

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (128.0GB/s vs 6.400GB/s)

1360 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 5450

0.104 TFLOPS

Radeon HD 5850 +1907%

2.088 TFLOPS

Radeon HD 5450

VS

Radeon HD 5850

Graphics Card

Feb 2010

Release Date

Sep 2009

Evergreen

Generation

Evergreen

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

400 MHz

Memory Clock

1000 MHz

Memory

512MB

Memory Size

1024MB

DDR2

Memory Type

GDDR5

64bit

Memory Bus

256bit

6.400GB/s

Bandwidth

128.0GB/s

Render Config

-

SM Count

-

2

Compute Units

18

80

Shading Units

1440

8

TMUs

72

4

ROPs

32

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

128 KB

L2 Cache

512 KB

Theoretical Performance

2.600 GPixel/s

Pixel Rate

23.20 GPixel/s

5.200 GTexel/s

Texture Rate

52.20 GTexel/s

-

FP16 (half)

-

104.0 GFLOPS

FP32 (float)

2.088 TFLOPS

-

FP64 (double)

417.6 GFLOPS

Graphics Processor

Cedar

GPU Name

Cypress

Cedar PRO

GPU Variant

Cypress PRO (215-0735043)

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.292 billion

Transistors

2.154 billion

59 mm²

Die Size

334 mm²

Board Design

19W

TDP

151W

200 W

Suggested PSU

450 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

None

Power Connectors

2x 6-pin

Graphics Features

11.2 (11_0)

DirectX

11.2 (11_0)

4.4

OpenGL

4.4

1.2

OpenCL

1.2

N/A

Vulkan

N/A

-

CUDA

-

5.0

Shader Model

5.0

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