ATI Radeon HD 2900 PRO vs AMD Radeon RX 550X

VS

ATI Radeon HD 2900 PRO AMD Radeon RX 550X

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 2900 PRO and 4GB VRAM Radeon RX 550X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 550X 's Advantages

Released 11 years late

Boost Clock1183MHz

Larger VRAM bandwidth (96.00GB/s vs 51.20GB/s)

192 additional rendering cores

Lower TDP (50W vs 200W)

Score

Benchmark

FP32 (float)

Radeon HD 2900 PRO

0.384 TFLOPS

Radeon RX 550X +215%

1.211 TFLOPS

Radeon HD 2900 PRO

VS

Radeon RX 550X

Graphics Card

Dec 2007

Release Date

Dec 2018

Radeon R600

Generation

Polaris

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1100 MHz

-

Boost Clock

1183 MHz

800 MHz

Memory Clock

1500 MHz

Memory

512MB

Memory Size

4GB

GDDR3

Memory Type

GDDR5

256bit

Memory Bus

128bit

51.20GB/s

Bandwidth

96.00GB/s

Render Config

-

SM Count

-

4

Compute Units

8

320

Shading Units

512

16

TMUs

32

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

512 KB

Theoretical Performance

9.600 GPixel/s

Pixel Rate

18.93 GPixel/s

9.600 GTexel/s

Texture Rate

37.86 GTexel/s

-

FP16 (half)

1211 GFLOPS

384.0 GFLOPS

FP32 (float)

1211 GFLOPS

-

FP64 (double)

75.71 GFLOPS

Graphics Processor

R600

GPU Name

Lexa

R600 PRO (215RGMDKA13FG)

GPU Variant

Lexa PRO (215-0904018)

TeraScale

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

80 nm

Process Size

14 nm

0.72 billion

Transistors

2.2 billion

420 mm²

Die Size

103 mm²

Board Design

200W

TDP

50W

550 W

Suggested PSU

250 W

2x DVI 1x S-Video

Outputs

1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a

1x 8-pin

Power Connectors

None

Graphics Features

10.0 (10_0)

DirectX

12 (12_0)

3.3 (full) 4.0 (partial)

OpenGL

4.6

N/A

OpenCL

2.1

N/A

Vulkan

1.2

-

CUDA

-

4.0

Shader Model

6.4

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