ATI Radeon HD 5450 vs ATI Radeon HD 2900 XT

VS

ATI Radeon HD 5450 ATI Radeon HD 2900 XT

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 5450 and 512MB VRAM Radeon HD 2900 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5450 's Advantages

Released 2 years and 9 months late

Lower TDP (19W vs 215W)

ATI Radeon HD 2900 XT 's Advantages

Larger VRAM bandwidth (106.0GB/s vs 6.400GB/s)

240 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 5450

0.104 TFLOPS

Radeon HD 2900 XT +357%

0.476 TFLOPS

Radeon HD 5450

VS

Radeon HD 2900 XT

Graphics Card

Feb 2010

Release Date

May 2007

Evergreen

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

400 MHz

Memory Clock

828 MHz

Memory

512MB

Memory Size

512MB

DDR2

Memory Type

GDDR3

64bit

Memory Bus

512bit

6.400GB/s

Bandwidth

106.0GB/s

Render Config

-

SM Count

-

2

Compute Units

4

80

Shading Units

320

8

TMUs

16

4

ROPs

16

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

256 KB

Theoretical Performance

2.600 GPixel/s

Pixel Rate

11.89 GPixel/s

5.200 GTexel/s

Texture Rate

11.89 GTexel/s

-

FP16 (half)

-

104.0 GFLOPS

FP32 (float)

475.5 GFLOPS

-

FP64 (double)

-

Graphics Processor

Cedar

GPU Name

R600

Cedar PRO

GPU Variant

R600 XT (215RGMDKA13FG)

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

80 nm

0.292 billion

Transistors

0.72 billion

59 mm²

Die Size

420 mm²

Board Design

19W

TDP

215W

200 W

Suggested PSU

550 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

2x DVI 1x S-Video

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

11.2 (11_0)

DirectX

10.0 (10_0)

4.4

OpenGL

3.3 (full) 4.0 (partial)

1.2

OpenCL

N/A

Vulkan

N/A

-

CUDA

-

5.0

Shader Model

4.0

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