ATI Radeon X550 XT vs AMD Radeon HD 7850

VS

ATI Radeon X550 XT

AMD Radeon HD 7850

We compared two Desktop platform GPUs: 128MB VRAM Radeon X550 XT and 2GB VRAM Radeon HD 7850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7850 's Advantages

Released 5 years and 2 months late

More VRAM (2GB vs 128GB)

Larger VRAM bandwidth (153.6GB/s vs 9.600GB/s)

1024 additional rendering cores

Score

Radeon X550 XT

VS

Radeon HD 7850

Graphics Card

Jan 2007

Release Date

Mar 2012

Radeon R300

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

300 MHz

Memory Clock

1200 MHz

Memory

128MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

9.600GB/s

Bandwidth

153.6GB/s

Render Config

-

Compute Units

16

-

Shading Units

1024

4

TMUs

64

4

ROPs

32

-

L1 Cache

16 KB (per CU)

-

L2 Cache

512 KB

-

Theoretical Performance

1.600 GPixel/s

Pixel Rate

27.52 GPixel/s

1.600 GTexel/s

Texture Rate

55.04 GTexel/s

-

FP32 (float)

1.761 TFLOPS

-

FP64 (double)

110.1 GFLOPS

Board Design

Unknown

TDP

130W

200 W

Suggested PSU

300 W

1x DVI 1x VGA 1x S-Video

Outputs

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

None

Power Connectors

1x 6-pin

Graphics Processor

RV410

GPU Name

Pitcairn

-

GPU Variant

Pitcairn PRO (215-0828062)

R400

Architecture

GCN 1.0

TSMC

Foundry

TSMC

110 nm

Process Size

28 nm

0.12 billion

Transistors

2.8 billion

156 mm²

Die Size

212 mm²

Graphics Features

9.0b (9_2)

DirectX

12 (11_1)

2.0

OpenGL

4.6

N/A

OpenCL

1.2

N/A

Vulkan

1.2

-

Shader Model

5.1

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